methanoic造句

造句與例句手機版

"' Formic acid "', systemically named methanoic acid, is the simplest carboxylic acid.
Solid cyanamid is produced by careful evaporation of the solvent and subsequent addition of a hydrolysis labil ester of methanoic acid.
It is also known as "'ethyl methanoate "'because formic acid is also known as methanoic acid.
The ester absorbs traces of moisture ( suppression of urea formation ), neutralizes alkalinity ( ammonia ) and continually releases small amounts of methanoic acid.
When refluxed for several hours under acidic conditions ( e . g . in the presence of concentrated methanoic acid ) alicyclic ketones react to lactams in high yields.
"' Acetic formic anhydride "', or "'ethanoic methanoic anhydride "'is an organic compound with the chemical formula and a structural formula of-( C = O )-O-( C = O ) H . It can be viewed as the mixed anhydride of acetic acid and formic acid.
It's difficult to find methanoic in a sentence. 用methanoic造句挺難的