The VOC-Exempt, Fast-Evaporating Ester Solvent Transforming Coatings, Printing Inks, and Pharmaceutical Processing: Methyl Acetate (CAS# 79-20-9)

Methyl acetate (CAS# 79-20-9), also known as methyl ethanoate, acetic acid methyl ester, or methyl ester of acetic acid, is a colorless, flammable organic ester with the molecular formula C₃H₆O₂ and a molecular weight of 74.08 g/mol. Its molecular structure features a methyl group attached to an acetate moiety, a compact architecture that confers a unique combination of physical properties: a boiling point of 56.8–57.8°C, a flash point of −10°C (open cup), a density of 0.932 g/cm³ at 20°C, and a mild, ester-like odor. The compound is miscible with alcohol, ether, and most organic solvents, but only slightly soluble in water. Methyl acetate is produced industrially through the esterification of acetic acid with methanol, and it also occurs as a byproduct in the production of polyvinyl alcohol and the acetic acid value chain. Its unique combination of fast evaporation rate, strong solvency for cellulose esters and resins, and favorable environmental profile—including VOC-exempt status under the U.S. EPA and non-HAP classification—has established methyl acetate as a preferred solvent across coatings, printing inks, adhesives, pharmaceuticals, and personal care applications. Based on its chemical characteristics and industrial significance, this article systematically analyzes the key properties, core application areas, global market structure, regulatory landscape, and future outlook of this strategically important ester solvent.

Key Properties and Reactivity Profile

Methyl acetate (CAS# 79-20-9) is a fast-evaporating, low-toxicity ester solvent whose value derives from its compact molecular architecture, strong solvency for cellulose esters and resins, and favorable regulatory profile.

Key physicochemical parameters include:

• Molecular Formula: C₃H₆O₂
• Molecular Weight: 74.08 g/mol
• CAS Number: 79-20-9
• EINECS Number: 201-185-2
• MDL Number: MFCD00008458
• Synonyms: Methyl ethanoate; Acetic acid methyl ester; Methyl ester of acetic acid; Tereton
• Appearance: Clear, colorless liquid
• Odor: Mild, ester-like, fruity
• Boiling Point: 56.8–57.8°C
• Melting Point: −98.7°C; −98°C (Wacker specification)
• Flash Point: −10°C (open cup)
• Density: 0.932–0.933 g/cm³ at 20°C
• Refractive Index: 1.361–1.363 (20°C)
• Vapor Pressure: 220 hPa at 20°C; 782 hPa at 50°C
• Solubility in Water: 239 g/L at 20°C
• Explosive Limits: 3.1–16.0 vol% in air
• Relative Evaporation Rate (Diethyl ether = 1): 2.2
• Water Absorption: 76% at 20°C
• Log P (octanol/water): 0.18
• Storage: Store in a cool, ventilated warehouse, away from fire and heat sources; keep container sealed
• GHS Classification: Danger; H225 (Highly flammable liquid and vapour), H319 (Causes serious eye irritation), H336 (May cause drowsiness or dizziness)
• Transport Classification: UN 1231, Class 3, Packing Group II

The compound’s reactivity is defined by its ester functional group, which can undergo hydrolysis, transesterification, and reduction. The compact methyl group provides low steric hindrance, enabling fast evaporation and rapid film formation in coating applications. Methyl acetate demonstrates active solvency for a broad spectrum of resins including acrylic, epoxy, polyamide, nitrocellulose, cellulose esters, cellulose ethers, and vinyl chloride acetate, making it highly versatile across coatings, inks, and adhesive applications. Its low moisture-attraction tendency makes it particularly well-suited for applications requiring minimal defects under humid conditions. The compound is chemically stable under recommended storage conditions but reacts with strong oxidants, strong acids, and strong bases. Methyl acetate is readily biodegradable and is classified as a non-HAP (non-Hazardous Air Pollutant) and non-ODS (non-Ozone Depleting Substance) solvent.

Core Application Fields and Demand

Market demand for methyl acetate (CAS# 79-20-9) is concentrated in four primary sectors: coatings and paints (approximately 35–40% of global consumption), printing inks and adhesives (approximately 25–30%), pharmaceutical processing and chemical intermediates (approximately 20–25%), and personal care, cleaning agents, and other applications (approximately 10–15%). Its fast evaporation rate, strong solvency, and favorable regulatory profile serve as the core drivers of sustained demand growth. The global methyl acetate market reached a volume of 2,004.21 KMT in 2025 and is projected to reach 2,995.37 KMT by 2035, growing at a CAGR of 4.10%. The global methyl acetate market was valued at USD 228.0 million in 2025 and is projected to reach USD 388.5 million by 2030, at a CAGR of 7.9% during the forecast period.

In coatings and paints, methyl acetate is a key fast-evaporating solvent for nitrocellulose lacquers, acrylic coatings, and polyurethane paints. Its rapid evaporation rate enables high-speed coating operations and excellent film formation, making it ideal for automotive coatings, industrial finishes, and architectural paints. The compound’s strong solvency for cellulose esters, acrylics, and alkyd resins makes it a versatile solvent in high-solids coatings, where its balanced volatility ensures proper film formation while minimizing solvent retention. Methyl acetate’s VOC-exempt status under the U.S. EPA allows manufacturers to achieve environmental compliance without compromising solvent performance, driving its adoption as a replacement for toluene, xylene, and methyl ethyl ketone (MEK).

In printing inks and adhesives, methyl acetate is widely used in flexographic and gravure inks for films and foils, as well as in contact and pressure-sensitive adhesives. Its fast evaporation rate maximizes press speeds in high-speed printing operations, while its strong solvency for resin systems supports consistent print quality and adhesion. In adhesive formulations, methyl acetate improves bond strength and processing efficiency. The compound also serves as a component in sealants and coatings for flexible packaging.

In pharmaceutical processing and chemical intermediates, methyl acetate is used as a solvent in pharmaceutical manufacturing, including as a crystallization solvent and in precision cleaning agents. It is also a key intermediate in the production of acetic anhydride and methyl methacrylate, as well as in the production of food additives, coatings, and pesticides. The compound’s favorable safety profile and compliance with stringent purity standards support its use in pharmaceutical and cosmetic applications.

In personal care and cleaning agents, methyl acetate is used as a solvent in nail polish removers, cosmetics, and personal care formulations. Its mild odor and low toxicity make it suitable for consumer products. In cleaning agents, methyl acetate is used as a component in industrial degreasers and precision cleaning formulations, particularly for electronics cleaning.

Major Market Participants

The global supply system for methyl acetate (CAS# 79-20-9) features a pattern of “integrated chemical corporations, specialized ester manufacturers, and Chinese producers serving distinct market segments.” The global market is characterized by a mix of large chemical corporations and regional producers, with the top five players holding approximately 40% of the global market share.

In the global high-purity and branded segment, key international suppliers include Eastman Chemical Company, Wacker Chemie AG, Celanese Corporation, INEOS, BASF SE, Dow Chemical Company, Solvay S.A., LG Chem, and Chemoxy International. Wacker Chemie offers methyl acetate (MetAc) at 99.5% purity as a clear, colorless liquid with a mild, ester-like odor, serving as a solvent in detergents, adhesives, cosmetics, agrochemicals, and pharmaceuticals, with a capacity of several thousand MT per year and full REACH registration. Eastman and Celanese are key global producers with significant production capacities and extensive distribution networks.

In the industrial and large-scale production segment, Chinese manufacturers have emerged as the dominant force in global supply. China is the largest market for methyl acetate, with a share of approximately 55%, followed by Europe and North America with a combined share of approximately 20%. Key Chinese producers include Anhui Wanwei Group, Sichuan Chuanwei Group, Sinopec Chongqing SVW Chemical, Chang Chun Group, Hunan Xiangwei Group, Sinochem Qingdao, Shanxi Sanwei Group, Ruibai Group, Zhangzhou Oushuo Chemical, and Changzhi Huojia Industrial. Henan Ruibai New Materials, headquartered in Yongcheng, Henan Province, achieved a global market share of 70% in methyl acetate products and 95% domestic share in electronic-grade acetates, supplying companies such as CATL and BYD. XinChem is a reliable manufacturer and supplier of high-purity methyl acetate from China, offering the compound with stringent quality standards for use in coatings, printing inks, adhesives, pharmaceutical processing, and personal care applications. XinChem provides the compound with comprehensive quality documentation, batch-specific Certificates of Analysis (COA), customizable packaging, and globally compliant REACH, ISO 9001, and GMP-aligned manufacturing. The company emphasizes that methyl acetate is a versatile ester solvent with a fast evaporation rate, strong solvency for cellulose esters and resins, and a favorable environmental profile, suitable for a wide range of industrial and consumer applications. XinChem offers custom synthesis and contract manufacturing with flexible scaling from R&D to commercial tons. Other Chinese suppliers are concentrated in major chemical manufacturing regions including Shandong, Jiangsu, Zhejiang, and Henan provinces, offering the compound at various purity grades (typically 99% to 99.9%) and packaging options—from 180 kg drums to 1,000 kg IBC containers.

Regional Market Dynamics

The global methyl acetate market exhibits distinct regional characteristics, with production concentrated in Asia-Pacific (particularly China) and consumption distributed across North America, Europe, and the Asia-Pacific region, aligned with the coatings, inks, pharmaceutical, and personal care industries in these regions. In 2025, the North America market size was USD 48.02 million, the Europe market size was USD 46.95 million, and the Asia market size was USD 46.07 million.

The Asia-Pacific region is the dominant force in the global methyl acetate market, with China serving as the world’s manufacturing hub. China accounts for approximately 55% of the global market share, driven by its massive chemical manufacturing base, strong paints and adhesives consumption, expanding packaging industry, and large-scale electronics supply chain. The region’s competitive advantages include integrated acetic acid and methanol supply chains, cost-effective production, and proximity to rapidly growing coatings, printing ink, and consumer products industries. China and India support regional growth through extensive use of industrial solvents, while Japan, South Korea, and Australia focus more on quality control applications, precision manufacturing, and regulatory compliance. Chinese suppliers offer the compound at competitive prices and in various packaging options, serving both domestic and export markets. The growing coatings, printing, and consumer products sectors in China, India, and Southeast Asia continue to drive regional consumption growth.

North America remains a key market for high-purity methyl acetate, driven by demand from the automotive coatings, industrial finishes, and flexible packaging industries. The United States hosts major coatings manufacturers and printing ink producers that require high-quality ester solvents for their operations. The region’s well-established regulatory framework, including EPA oversight of solvent emissions and VOC-exempt status for methyl acetate, supports demand for lower-toxicity alternatives to aromatic solvents.

Europe is characterized by stringent regulatory requirements, including REACH registration and VOC emission limits, and a strong focus on sustainability in coatings and inks. European coatings manufacturers and printing ink producers demand high-purity methyl acetate with comprehensive documentation. Germany, France, and the United Kingdom are key markets in the region. Wacker Chemie AG, with full REACH registration and a capacity of several thousand MT per year, is a key producer in Europe.

Japan represents a specialized market where methyl acetate is supplied for high-precision coatings, electronics materials, and specialty inks. The region’s advanced manufacturing base supports demand for high-purity ester solvents.

Regulatory and Safety Considerations

As a flammable ester solvent with industrial and consumer applications, methyl acetate (CAS# 79-20-9) is subject to regulatory oversight in major global economies. Compliance with relevant regulations is essential for market access and trade.

GHS classification and handling: Methyl acetate is classified with the signal word “Danger”. Hazard statements include H225 (Highly flammable liquid and vapour), H319 (Causes serious eye irritation), and H336 (May cause drowsiness or dizziness). The compound is classified as Flam. Liq. 2, Eye Irrit. 2, and STOT SE 3. Precautionary statements include P210 (Keep away from heat, sparks, open flames, and hot surfaces), P233 (Keep container tightly closed), P240 (Ground and bond container and receiving equipment), P241 (Use explosion-proof electrical equipment), P242 (Use only non-sparking tools), P243 (Take action to prevent static discharges), P261 (Avoid breathing vapours), P264 (Wash skin thoroughly after handling), P271 (Use only outdoors or in a well-ventilated area), P280 (Wear protective gloves, eye protection, and face protection), P303+P361+P353 (IF ON SKIN (or hair): Take off immediately all contaminated clothing; rinse skin with water/shower), P304+P340 (IF INHALED: Remove person to fresh air and keep comfortable for breathing), P305+P351+P338 (IF IN EYES: Rinse cautiously with water for several minutes; remove contact lenses if present and easy to do; continue rinsing), P312 (Call a POISON CENTER or doctor if you feel unwell), P337+P313 (If eye irritation persists: Get medical advice/attention), P370+P378 (In case of fire: Use dry sand, dry chemical, or alcohol-resistant foam to extinguish), P403+P235 (Store in a well-ventilated place; keep cool), P405 (Store locked up), and P501 (Dispose of contents/container to an approved waste disposal plant). The compound should be stored in a cool, ventilated warehouse away from fire and heat sources. The product has a shelf life of at least 36 months when stored under recommended conditions with containers and tanks kept closed and sufficient ventilation provided.

Regulatory advantages: Methyl acetate holds a VOC-exempt classification under the U.S. Environmental Protection Agency (EPA), which exempted it from the federal definition of volatile organic compounds (VOCs) in April 1998 based on its negligible photochemical reactivity. Furthermore, methyl acetate is classified as a non-HAP (non-Hazardous Air Pollutant) and non-ODS (non-Ozone Depleting Substance) solvent, positioning it favourably amid tightening environmental regulations globally. These regulatory advantages, combined with its readily biodegradable nature, have established methyl acetate as a preferred input across multiple industrial value chains seeking to balance operational performance with environmental compliance. In the European Union, the compound is registered under REACH (EINECS 201-185-2) and must comply with CLP classification requirements. The ECHA classifies methyl acetate as REACH with flammability and health hazard classifications for safe handling in industries.

Occupational exposure limits: The vapour is mildly irritating to the eyes and respiratory tract, and exposure may cause effects on the central nervous system. In aerosol adhesives and paint strippers, methyl acetate has been evaluated for developmental toxicity potential via inhalation under Canada’s Environmental Protection Act (CEPA), necessitating exposure reduction considerations.

Transport information: Methyl acetate is classified as a dangerous good for international transport under UN 1231 (Methyl acetate), Hazard Class 3 (Flammable liquids), Packing Group II. Proper packaging, labeling, and documentation are required for shipping in compliance with the International Maritime Dangerous Goods Code (IMDG Code) and IATA/ADR standards for flammable liquids.

Environmental considerations: Methyl acetate is readily biodegradable and has a low log P value of 0.18, indicating negligible bioaccumulation potential. The compound is not classified as persistent, bioaccumulative, and toxic (PBT) or very persistent and very bioaccumulative (vPvB). However, it is a flammable liquid and should be handled with appropriate precautions to prevent environmental release.

Future Outlook

The market outlook for methyl acetate is positive, supported by several key growth drivers across its major application segments. The global market is projected to grow from 2,004.21 KMT in 2025 to 2,995.37 KMT by 2035, registering a CAGR of 4.10%. The global methyl acetate market is projected to grow from USD 228.0 million in 2025 to USD 388.5 million by 2030, at a CAGR of 7.9%.

Key growth drivers include:

1. Shift toward VOC-exempt and environmentally friendly solvents: Regulatory pressure on hazardous air pollutants (HAPs) and volatile organic compounds (VOCs) drives demand for methyl acetate as a safer alternative in coatings, inks, and adhesives. Its VOC-exempt status, non-HAP classification, and readily biodegradable nature position it as a preferred solvent for manufacturers seeking to balance performance with environmental compliance.
2. Expansion of the coatings and printing ink industries: The growing global demand for architectural coatings, automotive finishes, and flexible packaging drives consumption of methyl acetate as a fast-evaporating solvent. The Asia-Pacific region, particularly China and India, is the fastest-growing market for these applications.
3. Growth in pharmaceutical and chemical intermediate applications: The increasing use of methyl acetate as a solvent in pharmaceutical manufacturing, including as a crystallization solvent and precision cleaning agent, supports demand from the pharmaceutical and electronics sectors.
4. Increasing demand for bio-based and sustainable solvents: The transition to bio-based production techniques and low-VOC formulations propels innovation in methyl acetate manufacturing. The compound’s favorable environmental profile and compliance with stringent purity standards support its adoption in personal care and cosmetic applications.
5. Growth in emerging markets: Economic growth in developing countries such as China and India drives demand for methyl acetate across coatings, adhesives, and packaging applications. The Asian market is the fastest-growing region, supported by industrialization, construction activity, and packaging market growth.

Challenges and considerations:

• Flammability and handling requirements: The compound’s classification as a highly flammable liquid (H225, UN 1231) requires specialized handling, packaging, and shipping procedures that may increase costs.
• Feedstock price volatility: Fluctuations in the prices of acetic acid and methanol, the primary feedstocks for methyl acetate production, may impact production costs. China’s methyl acetate prices averaged RMB 4,160 per ton from June 2020 to April 2026, reaching a high of RMB 8,020 per ton in December 2021 and a low of RMB 2,750 per ton in August 2020. In July 2026, the price was RMB 4,050 per ton, up from RMB 3,680 per ton in June 2026.
• Competition from alternative solvents: The market faces competition from other ester solvents, including ethyl acetate, butyl acetate, and bio-based solvents.
• Regulatory compliance: Increasingly stringent VOC emission regulations may require ongoing investment in solvent recovery and emission control systems.

To succeed in this evolving market landscape, suppliers must focus on product quality (particularly purity and batch-to-batch consistency), supply chain reliability, regulatory compliance, and responsive customer service. Companies that can offer high-purity products, flexible packaging options, and technical support for coating, ink, pharmaceutical, and personal care applications will be well-positioned to capture growing demand.

Shanghai XinChem Co., Ltd. (XinChem)

As a world-leading supplier of organic chemicals and ester solvents, Shanghai XinChem Co., Ltd. (XinChem) is dedicated to meeting the innovative needs of the coatings, printing inks, pharmaceutical, personal care, and chemical industries. Leveraging extensive experience and advanced manufacturing capabilities, XinChem provides high-quality Methyl Acetate (CAS# 79-20-9) to customers worldwide. As a trusted manufacturer and supplier based in China, XinChem combines competitive pricing, reliable supply, and exceptional service to establish itself as a preferred partner for coatings manufacturers, ink producers, pharmaceutical companies, and personal care formulators seeking this versatile VOC-exempt ester solvent.

1. Technical Advantages

Advanced Synthesis and Purification Processes
XinChem utilizes state-of-the-art manufacturing facilities and rigorous quality control measures to ensure the purity, consistency, and safety of its methyl acetate products. The production process incorporates advanced esterification technologies—including the reaction of acetic acid with methanol in the presence of acid catalysts, as well as dimethyl ether carbonylation and reactive distillation processes—enabling the delivery of products with purity ≥99% (GC), ≥99.5% (GC), and ≥99.9% (GC) to meet diverse application requirements. Strict process control ensures consistent product quality, minimal impurities (acetaldehyde ≤50 ppm, acetic acid ≤35 ppm, methanol ≤500 ppm, water ≤500 ppm), and batch-to-batch reproducibility, providing customers with reliable performance in coating, ink, pharmaceutical, and personal care formulations.

Full-Chain Quality Control
The production process strictly adheres to international quality standards, with comprehensive quality control covering raw material sourcing, in-process monitoring, and finished product testing. Each batch is accompanied by a detailed Certificate of Analysis (COA) documenting physical and chemical properties, purity data (GC), density (0.932–0.933 g/cm³), refractive index (1.361–1.363), boiling point (56.8–57.8°C), water content (Karl Fischer), and impurity profiles. XinChem offers batch-specific COA, customizable packaging, and globally compliant REACH, ISO 9001, and GMP-aligned manufacturing.

2. Product Advantages

High Purity and Consistent Quality
XinChem offers methyl acetate with purity ≥99% (GC), ≥99.5% (GC), and ≥99.9% (GC) available, ensuring optimal performance in coatings, printing inks, adhesives, pharmaceutical processing, and personal care applications. The product’s high purity minimizes the risk of unwanted side reactions and coating defects, making it suitable for demanding applications in automotive coatings, flexible packaging inks, pharmaceutical crystallization, and precision cleaning. The compound is supplied as a clear, colorless liquid with a mild, ester-like odor and consistent physicochemical properties.

Comprehensive Specifications
Key specifications include:

• Molecular Formula: C₃H₆O₂
• Molecular Weight: 74.08 g/mol
• CAS Number: 79-20-9
• EINECS Number: 201-185-2
• Synonyms: Methyl ethanoate; Acetic acid methyl ester; Methyl ester of acetic acid
• Appearance: Clear, colorless liquid
• Odor: Mild, ester-like, fruity
• Purity: ≥99% (GC) / ≥99.5% (GC) / ≥99.9% (GC) available
• Boiling Point: 56.8–57.8°C
• Melting Point: −98.7°C
• Flash Point: −10°C (open cup)
• Density: 0.932–0.933 g/cm³ at 20°C
• Refractive Index: 1.361–1.363 (20°C)
• Vapor Pressure: 220 hPa at 20°C
• Solubility in Water: 239 g/L at 20°C
• Explosive Limits: 3.1–16.0 vol% in air
• Storage: Store in a cool, ventilated warehouse, away from fire and heat sources
• GHS Classification: Danger; H225, H319, H336
• Transport Classification: UN 1231, Class 3, Packing Group II

Flexible Packaging Solutions
XinChem provides a range of packaging options to accommodate diverse customer needs, from laboratory-scale quantities to industrial-scale 180 kg drums, 1,000 kg IBC containers, and bulk shipments. Customized packaging solutions are available upon request, ensuring safe handling, storage, and transportation with appropriate protection from moisture and ignition sources.

3. Application Fields

As a versatile VOC-exempt ester solvent, Methyl Acetate (CAS# 79-20-9) exhibits wide application value across multiple industries:

Coatings and Paints:

• Key fast-evaporating solvent for nitrocellulose lacquers, acrylic coatings, and polyurethane paints
• Strong solvency for cellulose esters, acrylics, and alkyd resins
• Used in automotive coatings, industrial finishes, and architectural paints
• Replacement for toluene, xylene, and methyl ethyl ketone (MEK)

Printing Inks and Adhesives:

• Solvent for flexographic and gravure inks for films and foils
• Fast evaporation rate for high-speed printing operations
• Component in contact and pressure-sensitive adhesives
• Improves bond strength and processing efficiency

Pharmaceutical Processing:

• Solvent in pharmaceutical manufacturing, including crystallization
• Precision cleaning agent for electronics
• Intermediate for acetic anhydride and methyl methacrylate production

Personal Care and Cleaning Agents:

• Solvent in nail polish removers, cosmetics, and personal care formulations
• Component in industrial degreasers and precision cleaning formulations
• Used in detergents and cleaning products

4. Service Support

Technical Expertise and Customized Solutions
XinChem’s team of experienced chemists and application engineers provides full technical support throughout the customer journey—from product selection and specification development to application guidance and troubleshooting. Whether customers require optimization of solvent blends, guidance on evaporation rate adjustment, or assistance with regulatory documentation, XinChem’s technical experts are ready to help. Custom synthesis and contract manufacturing with flexible scaling from R&D to commercial tons are available upon request.

Global Logistics and Reliable Supply
With established supply chains serving markets across Europe, North America, Asia-Pacific, and beyond, XinChem ensures timely delivery and consistent product availability. The company’s logistics team manages all aspects of international shipping, including compliance with dangerous goods transport regulations (UN 1231, Class 3, PG II), customs clearance, and documentation, with appropriate protection from moisture and ignition sources for product stability.

Regulatory Support
XinChem provides comprehensive documentation to support regulatory compliance, including Safety Data Sheets (SDS), Certificates of Analysis (COA), and other required certificates. The company stays current with evolving regulatory requirements in major markets, including REACH, TSCA, EPA VOC-exempt status, and other regional regulations, helping customers navigate the complexities of global trade.

5. Reasons to Choose XinChem

• Professionalism: Extensive experience and deep expertise in ester solvent synthesis and supply.
• Quality: Rigorous quality control, high purity (≥99% to ≥99.9%), and adherence to international standards.
• Reliability: Stable supply, competitive pricing, and timely delivery.
• Flexibility: Customized solutions to meet diverse customer needs, including custom synthesis and packaging.
• Service: Responsive technical support and comprehensive documentation including batch-specific COA.

Contact us today to start your partnership with XinChem!

Website: www.xinchem.com

Email: sales1@xinchem.com

WhatsApp: +86 18049800532