| 释义 |
py·ro·cinchonic acid
\|pī(ˌ)rō+...-\ noun
Etymology: pyrocinchonic International Scientific Vocabulary pyr- + cinchonic
: an unstable dicarboxylic acid C4H6(COOH)2 obtained usually in the form of its crystalline anhydride by pyrolysis of cinchonic acid; dimethyl-maleic acid |