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Diamine   Listen
noun
Diamine  n.  (Chem.) A compound containing two amido groups united with one or more basic or positive radicals, as contrasted with a diamide. Note: In chemical nomenclature, if any amine or diamine is named by prefixing the nitrogen group, the name of the latter takes the form of amido, diamido, etc., thus ethylene diamine, C2H4.(NH2)2, is also called diamido-ethylene.






Collaborative International Dictionary of English 0.48








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"Diamine" Quotes from Famous Books



... plates or needles and melts at 126deg C. Its constitution is determined by the facts that it may be prepared by reducing nitro-azo-benzene by ammonium sulphide and that by reduction with stannous chloride it yields aniline and meta-phenylene diamine. Diamino-azo-benzene (chrysoidine), C6H5.N2.C6H3(NH2)2, first prepared by O. Witt (Ber., 1877, 10, p. 656), is obtained by coupling phenyl diazonium chloride with meta-phenylene diamine. It crystallizes in red octahedra and dyes silk and wool yellow. Triamino-azo-benzene ...
— Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 1 - "Austria, Lower" to "Bacon" • Various



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