Product Name
Trimethyl borate-11B
Description
Trimethyl borate appears as a water-white liquid. Denser than water. Vapors heavier than air. Used as a solvent and fungicide for fruit.;Liquid;COLOURLESS LIQUID.
IUPAC Name
trimethyl borate
Molecular Weight
103.92g/mol
Molecular Formula
C3H9BO3;B(OCH3)3;C3H9BO3
Canonical SMILES
B(OC)(OC)OC
InChI
InChI=1S/C3H9BO3/c1-5-4(6-2)7-3/h1-3H3
InChI Key
WRECIMRULFAWHA-UHFFFAOYSA-N
Boiling Point
68.0 °C;67.5 °C;68 °C
Melting Point
-31.65 °C;-29.3 °C;-29 °C
Flash Point
less than 80 °F (NFPA, 2010);< 80 °F (< 27 °C) (closed cup);- 7 °C
Density
0.915 g/cu cm;Relative density (water = 1): 0.915
Solubility
Miscible with tetrahydrofuran, ether, isoporpylamine, hexane, methanol, nujol, and other organic liquids;Miscible with alcohol, ether; soluble in polar nonhydroxylic solvents;Solubility in water: reaction
Color/Form
Colorless, moisture-sensitive liquid; fumes in air
Covalently-Bonded Unit Count
1
Exact Mass
104.064474g/mol
MeSH Entry Terms
trimethyl borate
Monoisotopic Mass
104.064474g/mol
Other Experimental
Stable in the absence of moisture; hydrolyzes in the presence of water to methanol and boric acid. ... Forms azeotrope with methanol: 70% trimethyl borate and 30% methanol;Decomposes in water.;Dissolves in water with hydrolysis to form boric acid and the corresponding alcohol or phenol /Boric acid esters/
Refractive Index
Index of refraction: 1.3568 at 20 °C/D
Stability
Stable in the absence of moisture.
UN Number
2416;2416;2416;2416
Vapor Density
3.59 (Air = 1);Relative vapor density (air = 1): 3.6
Vapor Pressure
136.43 mmHg;137 mm Hg at 25 °C;Vapor pressure, kPa at 25 °C: 18