Safety data sheet, version 7

Trimethyl borate

Fisher ScientificRevised 2026-04-179 pages

Composition

Section 3 of this sheet: composition/information on ingredients.

Composition of Trimethyl borate
IngredientCASConcentrationBoiling point
Trimethyl boratelisted as “Boric acid (H3BO3), trimethyl ester” 121-43-7 ≤ 100 % 67–68 °C
Methanol 67-56-1 0.2–0.25 % 64.7 °C

Concentrations as stated in section 3 of the sheet; the sheet says whether they are by weight or by volume. Boiling points at 1 atm from the compound database.

The PDF is the authoritative document. Hazard statements, exposure limits and protective equipment are in sections 2 and 8 of the sheet; this page lists only what could be read from it.