释义 |
met·a·nil·ic acid \|med.ə|nilik-\ noun Etymology: International Scientific Vocabulary meta- + sulfanilic acid : a crystalline sulfonic acid H2NC6H4SO3H that is isomeric with sulfanilic acid, is made by sulfonating nitrobenzene and then reducing, and is used as an intermediate for azo dyes; meta-amino-benzenesulfonic acid |