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· · COA & SDS available for every product · Same-day shipping on in-stock items Trimethyl borate - Distillation grade, ≥99.5%(GC) , CAS No.121-43-7
GRADE & PURITY Distillation grade ? Distillation grade — purified by/for distillation with controlled volatile profile. Use where distillation behavior and low residue are important. ≥99.5%(GC) Synonyms
CHEBI:38913 | Trimethyl borate-11B | Boric acid (H3BO3), trimethyl ester | trimethoxy borane | Trimethoxyborane | Urea,N-(cyclohexylmethyl)-N'-cyclopentyl- | trimethyl boric acid | Borester O | MFCD00008346 | Trimethyl borate, purified by redistillation,
Storage
Room temperature,Desiccated
Shipped In
FedEx DG Service
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Why this grade Distillation grade, ≥99.5%(GC) Distillation grade for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
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Storage & shipping Room temperature,Desiccated Ships FedEx DG Service Check lot-specific COA for exact specifications.
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Quality documents SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
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Literature proof Cited in 26 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Specifications Synonyms
CHEBI:38913 | Trimethyl borate-11B | Boric acid (H3BO3), trimethyl ester | trimethoxy borane | Trimethoxyborane | Urea,N-(cyclohexylmethyl)-N'-cyclopentyl- | trimethyl boric acid | Borester O | MFCD00008346 | Trimethyl borate, purified by redistillation,
Specifications & Purity
Distillation grade, ≥99.5%(GC)
Storage
Room temperature,Desiccated
Shipped In
FedEx DG Service
Names and Identifiers Canonical Smiles
B(OC)(OC)OC
IUPAC Name
trimethyl borate
InChIKey
WRECIMRULFAWHA-UHFFFAOYSA-N
INCHI
1S/C3H9BO3/c1-5-4(6-2)7-3/h1-3H3
Isomeric SMILES
B(OC)(OC)OC
Documentation 📋 Safety Data Sheet (SDS) Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS → ✅ Certificate of Analysis (COA) Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA → 📊 Datasheet Quick-reference summary of product specifications and applications.
View datasheet → 🔬 Specification Sheet Full quality attributes and acceptance criteria for this grade.
View spec sheet →
Advanced Data Taxonomic Classification Kingdom Organic compounds Superclass Organic oxygen compounds Class Organic oxoanionic compounds Subclass Not available Intermediate Tree Nodes Not available Direct Parent Organic oxoanionic compounds Alternative Parents Organic metalloid salts Organooxygen compounds Hydrocarbon derivatives Molecular Framework Aliphatic acyclic compounds Substituents Organic borate - Organic metalloid salt - Hydrocarbon derivative - Organic salt - Organooxygen compound - Aliphatic acyclic compound Description This compound belongs to the class of organic compounds known as organic oxoanionic compounds. These are organic compounds containing an oxoanion. External Descriptors borate esters Data sources 1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.
3D Structure Certificates（CoA,COO,BSE/TSE and Analysis Chart) Chemical and Physical Properties Refractive Index 1.3562-1.3582 Flash Point(°F) 17.6 °F Flash Point(°C) -8℃ Boil Point(°C) 67-69°C Melt Point(°C) -29°C Molecular Weight 103.920 g/mol XLogP3 Hydrogen Bond Donor Count 0 Hydrogen Bond Acceptor Count 3 Rotatable Bond Count 3 Exact Mass 104.064 Da Monoisotopic Mass 104.064 Da Topological Polar Surface Area 27.700 Ų Heavy Atom Count 7 Formal Charge 0 Complexity 31.700 Isotope Atom Count 0 Defined Atom Stereocenter Count 0 Undefined Atom Stereocenter Count 0 Defined Bond Stereocenter Count 0 Undefined Bond Stereocenter Count 0 The total count of all stereochemical bonds 0 Covalently-Bonded Unit Count 1
Documents & Articles Citations of This Product Solution Calculators Molarity Calculator Determine the necessary mass, volume, or concentration for preparing a solution.
Dilution Calculator Determine the dilution needed to prepare a stock solution.
Reconstitution Calculator Reviews Need help choosing the grade? Our grade selection guide covers purity, stabilizer status, and application suitability for all variants in our catalog.
View Distillation grade grade guide →
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