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· · COA & SDS available for every product · Same-day shipping on in-stock items Trimethyl borate - PrimorTrace™, ≥99.99% metals basis , CAS No.121-43-7
GRADE & PURITY PrimorTrace™ ? PrimorTrace™ — Aladdin's trace-metal-analysis line with ultra-low metal background. Use for ICP/AAS trace-metal work where contamination must be minimal. ≥99.99% metals basis Synonyms
TRIMETHYL BORATE|121-43-7|Trimethoxyborane|Methyl borate|Trimethoxyboron|trimethylborate|Boric acid trimethyl ester|Boric acid, trimethyl ester|Trimethoxyborine|Borester O|Boric acid (H3BO3), trimethyl ester|B(OCH3)3|NSC 777|(MeO)3B|B(OMe)3|Trimethylester
Storage
Room temperature,Argon charged
Shipped In
FedEx DG Service
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Why this grade PrimorTrace™, ≥99.99% metals basis PrimorTrace™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
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Storage & shipping Room temperature,Argon charged 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
TRIMETHYL BORATE | 121-43-7 | Trimethoxyborane | Methyl borate | Trimethoxyboron | trimethylborate | Boric acid trimethyl ester | Boric acid, trimethyl ester | Trimethoxyborine | Borester O | Boric acid (H3BO3), trimethyl ester | B(OCH3)3 | NSC 777 | (MeO)3B | B(OMe)3 | Trimethylester
Specifications & Purity
PrimorTrace™, ≥99.99% metals basis
Storage
Room temperature,Argon charged
Shipped In
FedEx DG Service
Purity
≥99.99% metals basis
Names and Identifiers Pubchem Sid 508815483 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 WGK Germany 1 RTECS ED5600000 UN Number 2416 Packing Group II Molecular Weight 103.91 Beilstein 1697939 Reaxy-Rn 1697939
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 Sensitivity moisture sensitive x_refractive_index 1.3562-1.3582 x_flash_point_drop_fahrenheit 17.6 °F x_flash_point_drop_centigrade -8℃ x_boil_point_char 67-69°C x_melt_point_char -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
FAQs and 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 PrimorTrace™ grade guide →
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