Triethyl borate

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Triethyl borate
Image:Triethyl borate.png
Systematic name Triethyl borate
Chemical formula B(C2H5O)3
Molecular mass 145.997 g/mol
Density 0.858 g/cm3
Melting point -85 °C
Boiling point 118 °C
CAS number [150-46-9]
SMILES xxxxx
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Triethyl borate, or boron triethoxide is a colorless, flammable liquid with the formula B(C2H5O)3.

It can also be called "boric acid, triethyl ester".

It melts at -85 °C and boils at 118 °C.

It burns with a green flame and solutions of it in ethanol are therefore used in special effects and pyrotechnics. It can be formed by dissolving boric acid in ethanol, where it forms according to the equilibrium reaction:

B(OH)3 + C2H5OH ↔ B(C2H5O)3 + H2O

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