5-Bromo-1-pentene (CAS: 1119-51-3) is an important fine chemical intermediate belonging to the halogenated olefin category, with the molecular formula C₅H₉Br. It appears as a colorless to pale yellow transparent liquid, featuring a unique structure of carbon-bromine bond and carbon-carbon double bond. This special structure endows it with excellent nucleophilic substitution and addition reaction activity, making it a core raw material for synthesizing pharmaceuticals, polymer materials and functional chemicals. Its market demand is deeply linked to the upgrading of high-end manufacturing, the innovation of pharmaceutical R&D and the development of green chemical industry. Based on the industrial attributes and application characteristics of this product, this paper systematically analyzes the global market dynamics, focusing on core applications, competition pattern, regional differences and future trends, so as to provide strategic reference for industry participants.
1. Core Application Fields, Characteristics and Synthetic Processes
The market demand for 5-Bromo-1-pentene (CAS: 1119-51-3) is highly concentrated in four major fields: pharmaceutical intermediates, polymer materials and organic synthesis. Its high reactivity, structural tunability and strong derivatization capability are the core advantages driving demand growth.
In terms of core characteristics: first, excellent reactivity—the bromine atom in the molecule is prone to nucleophilic substitution reactions, and the double bond can undergo addition and polymerization reactions, providing flexible pathways for the construction of complex molecules; second, strong structural compatibility—it can serve as a carbon chain extension unit or a carrier for introducing functional groups, adapting to the synthesis needs of various target products; third, prominent derivative value—it can be converted into alcohols, aldehydes, amines and other types of compounds through a series of reactions, expanding into multiple high-end chemical sub-fields.
Chemical synthesis is the absolute mainstream of synthetic processes, with two core routes: one is the 1-pentene bromination method, which uses 1-pentene as the raw material to undergo selective bromination reaction under the action of specific catalysts, with a yield of over 85%. This process has readily available raw materials and is the main method for current industrial production; the other is the pentanediol bromination-dehydration method, which is prepared through bromination of pentanediol followed by dehydration elimination, suitable for niche scenarios requiring high-purity products. In recent years, with the development of green chemical technology, some enterprises have introduced new catalytic systems, effectively reducing by-product content, increasing raw material conversion rate to over 92%, and significantly lowering production costs.
2. Product Market Pattern and Regional Characteristics
The global market of 5-Bromo-1-pentene (CAS: 1119-51-3) presents a regional differentiation feature of “Europe and America leading high-end demand, Asia-Pacific leading production capacity supply, and emerging markets accelerating expansion”. Asia-Pacific, North America and Europe together account for 93% of the global market scale. The regional industrial division of labor is significantly influenced by the level of pharmaceutical and chemical industry, manufacturing foundation and cost advantages.
Asia-Pacific is the world’s largest production base and basic consumer market, with China and India as the core producing countries. Relying on its well-established chemical industry chain and cost advantages, China accounts for over 70% of the global annual output, not only meeting the domestic pharmaceutical demand, but also exporting a large quantity to Europe, America and emerging markets. In domestic demand, the pharmaceutical intermediate field accounts for more than 55%. With the acceleration of innovative drug R&D in 2024, the market scale of domestic pharmaceutical-grade 5-bromo-1-pentene increased by 13% year-on-year. India, relying on its API industry advantages, has become an important supplier and consumer of industrial-grade products, with an annual export growth rate of 11%–14%.
Europe and America dominate the demand for high-end products, accounting for more than 82% of the global consumption of pharmaceutical-grade and electronic-grade products. Driven by strict environmental protection and product quality standards in Europe, countries such as Germany and Switzerland have prominent demand for high-purity (over 99.5%) 5-bromo-1-pentene, with stringent requirements on impurity control and traceability. Relying on its strong pharmaceutical R&D and polymer material industry, the United States has become a core consumer market for high-end applications, with a demand growth rate consistently higher than the industry average.
In emerging markets, Latin America and the Middle East have become new engines of demand growth thanks to the transfer of pharmaceutical manufacturing and the upgrading of chemical industry. The demand for industrial-grade and pharmaceutical-grade products in countries such as Brazil and Saudi Arabia is steadily increasing. This region is highly price-sensitive, and enterprises from China and India occupy a dominant position by virtue of cost advantages, with an annual demand growth rate maintained at 10%–12%.
3. Regulatory and Environmental Considerations
As a key intermediate widely used in pharmaceuticals, the production, trade and use of 5-Bromo-1-pentene (CAS: 1119-51-3) are subject to strict supervision by major global economies. Compliance certification is the core threshold for entering mainstream markets.
In the EU market, when used as a pharmaceutical raw material, it must comply with the European Pharmacopoeia standards, pass GMP certification and safety evaluation; when used for synthesis, it must meet the requirements of the EU REACH Regulation, specify the limits of harmful substance residues, and non-EU manufacturers must fulfill compliance obligations through an Only Representative established within the EU. In the US market, pharmaceutical-grade products must comply with the relevant requirements of the FDA Code of Federal Regulations (21 CFR), providing complete purity test and production process data; industrial-grade products must meet the relevant safety standards of OSHA.
In the Asian market, China has incorporated it into the production license management scope of fine chemical products, implementing dual control of environmental protection and safe production for manufacturing enterprises; Japan regulates products for different application scenarios through the Pharmaceuticals and Medical Devices Act and the Chemical Substances Control Law, requiring the provision of complete quality inspection reports. In addition, as a flammable liquid (flash point 31℃), 5-bromo-1-pentene must comply with the International Maritime Dangerous Goods Code for compliant packaging and transportation in international trade.
In terms of the environment, the global trend of green chemical industry is driving the upgrading of production processes. The problem of brominated wastewater treatment in traditional synthetic processes has become a regulatory focus. The EU REACH Regulation has forced enterprises to adopt green catalysis and solvent recovery technologies; mainstream domestic enterprises have generally introduced high-efficiency wastewater treatment systems and solvent recovery devices, increasing the solvent recovery rate to over 92%, and reducing carbon emissions per unit product by 28% compared with the traditional industry level.
4. Future Outlook
The market prospect of 5-Bromo-1-pentene (CAS: 1119-51-3) is deeply bound to the development of three major fields: innovative drug R&D and high-end polymer materials. The global trends of “high-endization of chemical products” and “greenization of production processes”, as well as the expansion of demand in emerging markets, will become the core growth drivers. It is expected that the global market scale will maintain a compound annual growth rate of 9%–12% in the next five years.
On the demand side, there are three clear growth drivers: first, the acceleration of innovative drug R&D—the continuous increase in global R&D investment in small-molecule drugs drives the steady growth of demand for pharmaceutical-grade 5-bromo-1-pentene; second, the upgrading of polymer materials—the innovative development of special rubber, functional resins and other fields provides new demand growth points for it.
The main challenges facing the industry include: raw material price fluctuations (the price volatility of raw materials such as 1-pentene reaches 27%–36%), increased compliance costs caused by differences in regulatory standards across regions, and high technical barriers in the separation and purification of high-purity products. To address the above challenges, enterprises need to focus on three major directions: at the technical level, optimize synthetic processes and purification technologies to improve product purity and yield; at the supply chain level, establish long-term raw material cooperation and strategic reserve mechanisms to hedge against price fluctuation risks; at the compliance level, build a global compliance service system to quickly respond to regional regulatory changes.
In summary, as a key fine chemical intermediate empowering multiple fields, 5-bromo-1-pentene has prominent strategic value, and its demand continues to grow driven by the trends of “high-endization, greenization and innovation”. Despite facing many challenges, technological upgrading and scenario expansion make its market prospect promising. In the future, enterprises with process advantages, compliance capabilities and full industrial chain layout will lead the industry development.
Shanghai Xinchem Co., Ltd. is one of the important domestic suppliers of halogenated olefin compounds, always focusing on the innovative needs of the pharmaceutical, polymer material and organic synthesis fields. Relying on its core technological advantages in the synthesis and purification of halogenated hydrocarbons, the company provides high-quality 5-Bromo-1-pentene (CAS: 1119-51-3) to customers worldwide, which is an ideal choice in the field of high-end fine chemicals.
1.Technical Advantages
- Green Synthetic Process: Relying on the independently developed highly selective catalytic system, the 1-pentene bromination reaction pathway is optimized to precisely control the reaction process, with by-product content below 0.3% and raw material conversion rate increased to over 95%; combined with multi-stage distillation and molecular distillation purification technologies, the product purity can stably reach over 99% (99.5% for pharmaceutical-grade).
- Full-chain Compliance Control: The production process strictly complies with the relevant requirements of China’s GB standards, and a full-chain quality control system covering raw material traceability, in-process testing and finished product release has been established.
2. Product Advantages
- High Purity and Multi-specification Adaptability: The product covers multiple specifications including 98% purity (industrial-grade) and 99.5% purity (pharmaceutical-grade), which can be accurately matched to application scenarios according to customer needs. Pharmaceutical-grade products have passed a number of international certifications, ensuring reaction activity and quality stability.
- Diversified Packaging and Storage & Transportation: Flexible packaging solutions are provided, including 180KG galvanized iron drums for industrial-grade products, 25KG food-grade plastic drums, and 1KG/5KG sealed aluminum bottles, adapting to different scale requirements. An exclusive low-temperature and light-proof storage and transportation system has been established, with storage temperature strictly controlled at 0–25℃ to prevent product oxidation and polymerization, ensuring the safety of transportation and storage.
- Reliable Supply Chain Guarantee: Relying on its own synthetic production base, the annual production capacity of 5-bromo-1-pentene reaches 180 tons, which can meet the demand for large-scale and stable supply from global customers. A raw material strategic reserve mechanism has been established to effectively hedge against the risk of raw material price fluctuations and ensure on-time delivery of orders.
3. Application Fields
With its excellent reaction characteristics, 5-Bromo-1-pentene (CAS: 1119-51-3) demonstrates extensive application value in multiple fields. The products of Shanghai Xinchem Co., Ltd. mainly cover the following scenarios:
- Pharmaceutical Intermediate Field: Used in the synthesis of small-molecule innovative drugs such as antibacterial drugs and anti-tumor drugs, serving as a key structural unit to improve drug activity and targeting ability.
- Polymer Material Field: Used as a comonomer in the synthesis of special rubber and functional resins, improving the high temperature resistance, aging resistance and other properties of materials.
- Organic Synthesis Field: Used in the preparation of fine chemicals such as higher alcohols, aldehydes and amines, providing core raw material support for the synthesis of high-end chemical products.
4.Service Support
- Customized technical solutions: A team of senior organosulfur chemistry and application engineers provides full-process technical support. For different application scenarios, professional advice is offered on product selection, optimization of usage ratios, and setting of reaction process parameters to solve technical problems in product application and develop customized solutions (such as specific purity and compound formulations).
- Comprehensive qualification certification: Complete product analysis reports (COA), Material Safety Data Sheets (MSDS), dangerous goods transportation identification certificates, and relevant international certification documents are provided to ensure the product complies with domestic and foreign industry regulatory requirements and meets import and export compliance needs. – Rapid response service: Fast delivery commitment; a professional customer service team responds to customer inquiries 24/7 to promptly address various issues during the order and usage process.
5.Reasons to Choose Shanghai XinChem Chemical
- Professionalism: With 20 years of experience in the chemical industry, particularly leading technology in the synthesis and purification of organosulfur compounds, and multiple core process patents.
- • Flexibility: Customized purity specifications, packaging solutions, and compound formulations can be provided according to customer needs, adapting to full-process requirements from small-scale trials to mass production.
- • Cost-effectiveness: Relying on large-scale production and optimized processes, it achieves the perfect combination of high-quality products and competitive prices, helping customers reduce costs.
- • Compliance guarantee: A global compliance system is established, with products passing multiple national certifications to ensure customers can smoothly enter target markets.
- Contact us now to start a cooperative journey!
- Official Website: www.xinchem.com
- Email: sales1@xinchem.com
- WhatsApp: +86 18049800532
Post time: Jan-16-2026