methanoic造句

例句与造句

1. "' Formic acid "', systemically named methanoic acid, is the simplest carboxylic acid.
2. Solid cyanamid is produced by careful evaporation of the solvent and subsequent addition of a hydrolysis labil ester of methanoic acid.
3. It is also known as "'ethyl methanoate "'because formic acid is also known as methanoic acid.
4. The ester absorbs traces of moisture ( suppression of urea formation ), neutralizes alkalinity ( ammonia ) and continually releases small amounts of methanoic acid.
5. 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.
6. It's difficult to find methanoic in a sentence. 用methanoic造句挺难的
7. "' 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.