单词 | melanochin |
释义 | † melanochinn. Chemistry. Obsolete. A product of the action of ammonia and chlorine on quinine. ΚΠ 1865 H. Watts Dict. Chem. III. 867 Melanochin, a doubtful product, formed..by the action of ammonia and chlorine upon quinine. This entry has been updated (OED Third Edition, June 2001; most recently modified version published online December 2018). < |
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