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Trigenic. World English Historical Dictionary

Trigenic. World English Historical Dictionary Dictionary Biographies Literary Criticism Welcome Terms of Service ⧏ Previous Next ⧐ Contents Slice Contents Key Bibliographic Record Murray’s New English Dictionary. 1916, rev. 2022. Trigenic a. Chem. [app. f. TRI- 5 b + Gr. γένος kind + -IC: the acid was so named by Liebig and Wöhler, 1846, regarding it as the product of three kinds of substances, cyanic acid, aldehyde, and ammonia.] In trigenic acid, NH:2(CO.NH):CH.CH3, also called ethylidene (or ethidene) biuret, as being biuret, NH:2(CO.NH2), in which two atoms of H are replaced by ethylidene, CH.CH3; it crystallizes in small prisms, slightly soluble in water.

1 1868.  Watts, Dict. Chem., V. 883.

2 1882.  Jrnl. Chem. Soc., XLII. 168.

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