Lithium borohydride (CAS 16949-15-8), commonly abbreviated as LiBH₄, is a white to light-grey crystalline powder with the molecular formula LiBH₄ and a molecular weight of 21.78. Among the commercially available borohydride reducing agents, it occupies a distinct position: it is significantly stronger and more reactive than sodium borohydride, capable of reducing esters, carboxylic acids, lactones and epoxides that sodium borohydride handles poorly or not at all, while remaining selective enough for use in complex API synthesis. That reactivity is inseparable from the handling discipline the material demands. LiBH₄ reacts violently with water to release hydrogen, is classified as UN 1413, Class 4.3 (substances which, in contact with water, emit flammable gases), Packing Group I, and must be packaged and handled under inert atmosphere. Beyond synthesis, LiBH₄ has become a reference material in energy research: its theoretical hydrogen capacity of approximately 18.5 wt% has positioned it at the forefront of solid-state hydrogen storage research, and its ionic conductivity has made it a candidate solid-state electrolyte for next-generation lithium batteries. The commercial market for LiBH₄ is not a commodity market measured in kilotonnes. It is a specialty market defined by reactivity, purity, packaging integrity and the ability to document handling and transport compliance. Indicative bulk pricing in the range of approximately USD 50–100 per kilogram for powder or solution forms, alongside catalogue pricing that rises steeply at gram scale, reflects a product whose value is determined by grade, packaging and the supplier’s ability to deliver it without compromising stability. For buyers in pharmaceutical process chemistry and energy research, the qualifying questions are not “what does a tonne cost” but “which supplier can deliver a lot that remains ≥95% pure after argon-purged transport, with the documentation that a Class 4.3 dangerous good requires.”
Core Application Fields and Demand Architecture
LiBH₄ demand concentrates in three functional arenas where its reducing power and hydrogen density are difficult to substitute: pharmaceutical and fine chemical synthesis, hydrogen storage and solid-state battery research, and specialty boride and nanomaterial synthesis.
In pharmaceutical and fine chemical synthesis, LiBH₄ is the reducing agent of choice when sodium borohydride is insufficient. It reduces esters and carboxylic acids to primary alcohols, and it handles lactones and epoxides that resist gentler hydride sources. In complex API synthesis, this reactivity is used to install alcohol functionality late in a route without the protecting-group manipulation that a multi-step redox sequence would require. The commercial consequence is that LiBH₄ is a process-critical reagent: a lot that has hydrolysed during storage, or that arrives with lower active hydride content than specified, can stall a synthesis step and force re-optimization of stoichiometry. The demand base is fragmented across pharmaceutical process groups, contract development and manufacturing organizations and fine chemical producers, and it is specification-driven rather than volume-driven.
In hydrogen storage and solid-state battery research, LiBH₄ is a benchmark material. Its high theoretical hydrogen capacity has made it one of the most studied complex hydrides for solid-state hydrogen storage, and its ionic conductivity has attracted attention as a solid-state electrolyte for all-solid-state lithium batteries. These are research and pre-commercial applications rather than established industrial processes, but they are strategically important because they consume high-purity material and they create a demand stream that is less cyclical than pharmaceutical synthesis and more closely tied to public and private energy research funding. Suppliers that serve this segment must be able to deliver material with documented purity and handling history, because a hydrogen storage experiment that begins with partially hydrolysed LiBH₄ will produce irreproducible results.
Specialty boride and nanomaterial synthesis forms the third arena. LiBH₄ serves as a precursor for borides and as a reagent in advanced material science, including the preparation of other borohydrides and the synthesis of nanomaterials. This segment is smaller in volume but values the same attributes as the other two: high active hydride content, low oxygen and moisture contamination, and packaging that preserves the material until it reaches the glovebox.
Regulatory Profile: A Class 4.3 Dangerous Good Defined by Water Reactivity, Toxicity and Transport Classification
LiBH₄ is not a CMR substance in the pharmaceutical-excipient sense, but its regulatory identity is dominated by its physical hazards, and those hazards determine how it can be packaged, transported and handled. This shape is distinct from the solvent and excipient profiles reviewed elsewhere in this series, and it governs which suppliers can deliver the product at all.
The transport classification is the first and most consequential fact. LiBH₄ is UN 1413, Class 4.3, Packing Group I, with the proper shipping name “Lithium borohydride”. Class 4.3 covers substances which, in contact with water, emit flammable gases, and Packing Group I is the highest danger level within that class. The material must be packaged under inert gas—typically argon—in vacuum-sealed, moisture-proof primary packaging inside UN-approved steel drums, and it must be stored in a strictly dry, dedicated dangerous-goods facility. For Russian and EAEU buyers, this classification drives customs and logistics complexity: the shipment must carry UN 1413 documentation, and the packaging must be verifiable as compliant before the material can be released.
The hazard profile adds toxicity and corrosivity to the water-reactivity hazard. Sigma-Aldrich’s classification includes Acute Toxicity Category 3 (oral), Eye Damage Category 1, Skin Corrosion Category 1B and Water-Reactive Category 1, with the signal word “Danger”. This means that LiBH₄ is not merely a moisture-sensitive reagent; it is a corrosive and toxic solid that requires glovebox handling under argon or nitrogen, faceshields and appropriate respiratory protection where dust may be generated. The combination of water reactivity, corrosivity and toxicity is what makes packaging integrity and supplier handling discipline non-negotiable.
In the United States, LiBH₄ is listed on the TSCA Inventory (TSCA 8(b) inventory), and it is regulated under the OSHA Hazard Communication Standard. In the European Union, it falls within REACH documentation requirements, with SDS classification reflecting the CLP hazard categories above, and it is not listed on the SVHC Candidate List. For Russian and EAEU buyers, the product is imported as a dangerous good, and the practical documentation requirements are a Russian-language SDS, a Certificate of Analysis reporting active hydride content and purity, and transport documentation consistent with UN 1413, Class 4.3, PG I.
Global Supply Structure and Manufacturer Differentiation
Global LiBH₄ supply is a specialty segment within the borohydride and precious-metal-hydride market, and it is structured around a limited number of producers with the capability to manufacture, purify and package a highly water-reactive solid under inert atmosphere.
The supplier landscape visible in market reporting includes Albemarle, Ereztech, Molekula, Sigma-Aldrich and a cohort of specialty chemical producers and custom-synthesis houses. Production is not distributed evenly: Albemarle is identified in market forecasts as a capacity holder, while Ereztech and Molekula serve research and specialty volumes, and catalogue suppliers serve gram-to-kilogram research demand. The packaging capability is a meaningful barrier. A supplier that cannot purge and seal under argon, or that cannot provide UN-approved steel drums for Class 4.3 shipments, cannot serve the market regardless of its synthesis capability.
Differentiation operates on three axes. The first is active hydride content and purity. LiBH₄ is commonly supplied at ≥95% purity, and the specification that matters for synthesis and energy research is the active hydride content that survives packaging and transport. A lot that is nominally 95% but has partially hydrolysed during storage delivers less reducing power than the certificate implies, and the buyer discovers the shortfall in a failed reaction rather than in incoming QC. The second axis is packaging and inert-atmosphere integrity. LiBH₄ must be vacuum-sealed in light-proof aluminium foil bags purged with argon, inside UN-approved steel drums, with custom small-volume packaging for R&D laboratories. The third axis is documentation depth. A Class 4.3, PG I material requires a Certificate of Analysis, a compliant SDS and transport documentation that connects the lot to the UN classification. In a market where the molecule is the same but the handling risk is extreme, packaging and documentation are the product.
Regional Demand Dynamics
LiBH₄ demand follows the geography of pharmaceutical process chemistry and energy research rather than the geography of lithium or boron production.
North America and Europe are the principal demand centers for pharmaceutical-grade and research-grade LiBH₄, reflecting the concentration of API process chemistry, contract research and energy materials research in these regions. Demand is small in absolute mass and specification-intensive: a process group may purchase grams to hundreds of grams, and an energy research laboratory may purchase similar quantities. The U.S. market operates under TSCA inventory listing and OSHA hazard communication, while the European market operates under REACH documentation and CLP classification, with the shared constraint that Class 4.3 transport rules apply to every shipment.
Asia-Pacific is the manufacturing and stock-holding hub for LiBH₄, with Chinese producers and custom-synthesis houses supplying both domestic pharmaceutical and research demand and export markets. The region’s demand is growing as domestic drug-discovery and energy research expand, and Chinese suppliers are increasingly capable of providing ≥95% material with Certificate of Analysis documentation. For Russian and EAEU buyers, China is the most accessible source of supply, but the logistics are constrained by the Class 4.3, PG I classification: the material cannot be shipped by standard air freight without dangerous-goods approval, and the packaging must be verified as argon-purged and UN-compliant before release.
Russia and the EAEU form a small, import-dependent contour. Demand comes from pharmaceutical process development, fine chemical synthesis and energy research, and supply is sourced from international catalogue vendors and specialty producers. There is no meaningful domestic production of LiBH₄, and the practical constraint is not availability at the gram scale but the ability to receive a Class 4.3 dangerous good through customs with the documentation intact. Buyers in the region place a premium on suppliers that can provide a Russian-language SDS, a lot-specific Certificate of Analysis and transport documentation that connects the packaging to UN 1413.
Future Outlook and Strategic Imperatives
The LiBH₄ market will grow at a moderate rate in volume, tracking pharmaceutical process chemistry and energy research funding rather than any single industrial cycle. The quality of that growth is shifting toward higher-purity material and more rigorous packaging documentation, because the material is moving from a research reagent into process-critical and energy-critical applications.
Three structural forces will shape competition. First, the hydrogen storage and solid-state battery research pipeline is creating a demand stream that values high-purity, low-oxygen LiBH₄ and that is less price-sensitive than catalogue synthesis demand. As all-solid-state battery research advances, the demand for LiBH₄ as an electrolyte precursor and hydrogen storage medium will grow, and suppliers that can document low moisture and oxygen content will be preferred. Second, pharmaceutical process chemistry continues to require LiBH₄ for reductions that sodium borohydride cannot achieve, and the documentation bar for process use—Certificate of Analysis, Russian-language SDS, transport compliance—will remain the threshold for qualification. Third, packaging and logistics will remain the binding constraint. A supplier that can deliver argon-purged, UN-approved packaging with complete dangerous-goods documentation will be able to serve markets that a supplier with synthesis capability but weak packaging cannot reach.
For Russian and EAEU buyers, the strategic implication is that LiBH₄ procurement should be treated as a packaging-and-documentation partnership rather than a price comparison. A lot that arrives with compromised packaging, or a shipment that is held at customs because the Class 4.3 documentation is incomplete, costs more in lost research time than the price difference between two suppliers. The lowest-risk source is the one that can provide lot-specific active hydride data, argon-purged UN packaging and a Russian-language SDS that supports both laboratory handling and customs release.
Shanghai XinChem Co., Ltd. (XinChem)
As a world-leading supplier of organic chemicals, Shanghai XinChem Co., Ltd. (XinChem) offers lithium borohydride (CAS 16949-15-8, LiBH₄) in ≥95% purity for pharmaceutical synthesis, hydrogen storage research and solid-state battery applications. Our LiBH₄ is supplied under argon-purged, moisture-proof packaging inside UN-approved steel drums, with lot-specific Certificate of Analysis data and the Russian-language SDS and transport documentation that Class 4.3, PG I qualification requires.
Technical and Quality Advantages
Active Hydride Content and Purity Documentation: LiBH₄ is supplied at ≥95% purity with the Certificate of Analysis reporting the lot-specific result. For synthesis and energy research, the parameter that matters is the active hydride content that survives packaging and transport, not a nominal purity figure, and XinChem documents the lot against the specification so that the buyer can calculate stoichiometry with confidence.
Argon-Purged, UN-Compliant Packaging: Because LiBH₄ reacts violently with moisture, standard packaging is not acceptable. XinChem supplies the material vacuum-sealed in light-proof aluminium foil bags purged with argon, inside UN-approved steel drums, with custom small-volume packaging available for R&D laboratories. This packaging is the product’s stability guarantee as much as its container.
Class 4.3 Transport Documentation: Each shipment is supported by documentation consistent with UN 1413, Class 4.3, Packing Group I, including the SDS, Certificate of Analysis and transport classification. For Russian and EAEU buyers, this documentation is what allows the material to clear customs and enter the laboratory without a packaging or classification dispute.
Regulatory and Language Support: Safety data sheets are available in English and Russian, with the hazard profile covering Acute Toxicity Category 3, Eye Damage Category 1, Skin Corrosion Category 1B and Water-Reactive Category 1. XinChem’s regulatory team tracks TSCA inventory status and transport-rule changes so that buyers receive advance notice of documentation or classification impacts.
Packaging and Logistics Flexibility
LiBH₄ is available in sealed 5 g, 25 g and 100 g containers for research and pilot qualification, and in larger UN-approved steel drum quantities for process-scale requirements. For Russia and EAEU destinations, XinChem arranges dangerous-goods logistics with the documentation required for Class 4.3, PG I shipments, including Russian-language SDS and Certificate-of-Analysis support, to reduce clearance friction for a material that cannot be shipped through standard channels.
Application Support and Supply Reliability
XinChem’s technical team assists with grade selection for ester and carboxylic acid reduction in API synthesis, with hydrogen storage and solid-state electrolyte research requirements, and with the active-hydride and packaging documentation that process qualification demands. Supply schedules accommodate both small research quantities and recurring process-scale volumes, with stock held for the package sizes most commonly requested in pharmaceutical and energy research laboratories.
Why Choose XinChem
Expertise: Deep experience in borohydride reducing agents and high-reactivity specialty chemicals, with application knowledge spanning pharmaceutical synthesis, hydrogen storage and solid-state battery research.
Consistency: Lot-specific control of active hydride content and purity, combined with argon-purged packaging that preserves the material from manufacture to glovebox.
Compliance Readiness: Documentation structured around UN 1413, Class 4.3, PG I transport rules and the CLP hazard profile, with Russian-language SDS support for EAEU buyers.
Responsiveness: Direct technical and commercial access, with order structures from research-scale quantities to process-scale drums.
Contact us now to discuss your lithium borohydride requirements and request a specification sheet or qualification sample.
Website: www.xinchem.com
Email: sales1@xinchem.com
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Post time: Oct-28-2026