| 单词 | opium alkaloid |
| 释义 | > as lemmasopium alkaloid opium alkaloid n. any of the narcotic, analgesic, and addictive alkaloids derived from opium, such as morphine, codeine, and papaverine. ΚΠ 1854 J. W. Draper Kane's Elements Chem. (Amer. ed.) 628 It contains codeine, and sometimes others of the opium alkaloïds. 1934 C. C. Steele Introd. Plant Biochem. xx. 230 The opium alkaloids can be divided into the papaverine sub-group, which contains the isoquinoline nucleus, and the morphine sub-group, which contains a potential isoquinoline group in a condensed ring system. 1990 Indian Jrnl. Pharmaceut. Sci. 52 276 A method for the routine analysis of major opium alkaloids, morphine, codeine, thebaine, papaverine and narcotine, in poppy straw samples is described. < as lemmas |
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