Description

Triethyl borate (CAS No. 150-46-9) is a high-purity organoboron compound with the molecular formula C₆H₁₅BO₃. This colorless, moisture-sensitive liquid is widely utilized in organic synthesis, catalysis, and material science applications. As a triester of boric acid and ethanol, it serves as a versatile boron source for the preparation of boron-containing polymers, flame retardants, and specialty chemicals. Our product is rigorously tested to ensure exceptional quality, with typical purity levels exceeding 98%. Suitable for both industrial and research applications, triethyl borate is packaged under inert atmosphere to maintain stability and shipped with comprehensive technical documentation including MSDS and analytical certificates.

Key Features:
– High purity grade (≥98%)
– Moisture-sensitive; handle under inert atmosphere
– Compatible with various organic solvents
– Suitable for Grignard reactions and transesterification processes
– Available in multiple packaging options from 100mL to bulk quantities

Properties

• CAS Number: 150-46-9
• Complexity: 55.7
• IUPAC Name: triethyl borate
• InChI: InChI=1S/C6H15BO3/c1-4-8-7(9-5-2)10-6-3/h4-6H2,1-3H3
• InChI Key: AJSTXXYNEIHPMD-UHFFFAOYSA-N
• Exact Mass: 146.1114245
• Molecular Formula: C6H15BO3
• Molecular Weight: 145.99
• SMILES: B(OCC)(OCC)OCC
• Topological: 27.7
• Monoisotopic Mass: 146.1114245
• Physical Description: Ethyl borate appears as a clear colorless liquid. Less dense than water. Vapors heavier than air.
• Vapor Pressure: 10.98 [mmHg]
• Synonyms: TRIETHYL BORATE, 150-46-9, Triethoxyborane, Boron triethoxide, Boron ethoxide, Triethoxyboron, Boric acid, triethyl ester, Boric acid (H3BO3), triethyl ester, Borane, triethoxy-, Ethyl borate ((EtO)3B), Ethyl borate, NSC 2055, Triethylester kyseliny borite, Triethylborat, BRN 1699052, WXW2J80ORX, B(OEt)3, EINECS 205-760-9, Triethylester kyseliny borite [Czech], Borsaeuretriethylester, DTXSID2041674, AI3-03913, B(OC2H5)3, NSC-2055, Boric acid(H3BO3), triethyl ester, DTXCID0021674, CHEBI:38916, BORON ETHOXIDE (B(OET)3), 4-01-00-01365 (Beilstein Handbook Reference), boric acid (H_3_BO_3_), triethyl ester, Triethoxyborine, Borane, triethoxy, 205-760-9, inchi=1/c6h15bo3/c1-4-8-7(9-5-2)10-6-3/h4-6h2,1-3h, Boric acid triethyl ester, Triethylborate, MFCD00009073, UNII-WXW2J80ORX, Triethlborate, triethoxy borane, 32692-78-7, Triethyl borate, 99%, (EtO)3B, Triethyl borate Ethyl borate, SCHEMBL50777, SCHEMBL20483063, WLN: 2OBO2 & O2, NSC2055, Tox21_303940, AKOS015899698, Boric acid (H3-BO3), triethyl ester, FT33651, NCGC00357272-01, CAS-150-46-9, LS-13229, DB-043056, B0520, NS00024917, A809047, A821376, Q417816, F0001-0534

Application

Triethyl borate finds extensive application as a precursor in the synthesis of boron-containing compounds, including pharmaceuticals and agrochemicals. In material science, it serves as a crosslinking agent for polymers and as a flame retardant additive. The compound is also employed as a catalyst in esterification reactions and as a boron source in sol-gel processes for ceramic materials.

Safety and Hazards

GHS Hazard Statements

• H225: Highly Flammable liquid and vapor [Danger Flammable liquids]

Precautionary Statements

• P210, P233, P240, P241, P242, P243, P280, P303+P361+P353, P370+P378, P403+P235, and P501

Hazard Classes and Categories

• Flam. Liq. 2 (100%)
• Skin Irrit. 2 (14.5%)
• Eye Irrit. 2 (73.1%)
• STOT SE 3 (16.7%)
• Repr. 1B (55.9%)
• Repr. 2 (14%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.