ortho-tolidine


ortho-tolidine

[¦ȯr·thō ′täl·ə‚dēn] (organic chemistry) [C6H3(CH3)NH2] Light-sensitive, combustible white to reddish crystals soluble in alcohol and ether, slightly soluble in water, melts at 130°C; used as an anlytical reagent and a curing agent for urethane resins.