cryptopinen.

Brit.

/ˈkrɪptə(ʊ)piːn/, U.S.

/ˈkrɪptəˌpin/

Origin: Formed within English, by derivation; modelled on a German lexical item. Etymons: crypto- comb. form, opium n., -ine suffix⁵.

Etymology: < crypto- comb. form + op- (in opium n.) + -ine suffix⁵, probably after German Kryptopin, †Cryptopin (1867), itself after English cryptopia n.

Chemistry.

A crystalline alkaloid present in opium and in certain plants of the family Fumariaceae.Cryptopine has a tetracyclic structure. Formula: C₂₁H₂₃NO₅.

ΚΠ

1870 Amer. Jrnl. Pharmacy 42 397 Rhœagenine, whose salts are analogous to the corresponding salts of papaverine, may accordingly be viewed as dioxypapaverine, and cryptopine as oxylanthopine.

1913 T. A. Henry Plant Alkaloids v. 253 Cryptopine is mildly hypnotic in action, but in addition is mydriatic.

1939 H. E. Barnes Soc. in Transition xviii. 804 Narcotine, codeine,..cryptopine, gnoscopine, and xanthaline..are only a few of the more important of the narcotic drugs developed from opium in the nineteenth century.

2003 Biogr. Mem. Fellows Royal Soc. 49 525 The elucidation of the structures of cryptopine and protopine was due almost entirely to W.H. Perkin Jr.

This entry has been updated (OED Third Edition, June 2011; most recently modified version published online March 2022).

单词	cryptopine
释义	cryptopinen. Brit. /ˈkrɪptə(ʊ)piːn/, U.S. /ˈkrɪptəˌpin/ Origin: Formed within English, by derivation; modelled on a German lexical item. Etymons: crypto- comb. form, opium n., -ine suffix⁵. Etymology: < crypto- comb. form + op- (in opium n.) + -ine suffix⁵, probably after German Kryptopin, †Cryptopin (1867), itself after English cryptopia n. Chemistry. A crystalline alkaloid present in opium and in certain plants of the family Fumariaceae.Cryptopine has a tetracyclic structure. Formula: C₂₁H₂₃NO₅. ΚΠ 1870 Amer. Jrnl. Pharmacy 42 397 Rhœagenine, whose salts are analogous to the corresponding salts of papaverine, may accordingly be viewed as dioxypapaverine, and cryptopine as oxylanthopine. 1913 T. A. Henry Plant Alkaloids v. 253 Cryptopine is mildly hypnotic in action, but in addition is mydriatic. 1939 H. E. Barnes Soc. in Transition xviii. 804 Narcotine, codeine,..cryptopine, gnoscopine, and xanthaline..are only a few of the more important of the narcotic drugs developed from opium in the nineteenth century. 2003 Biogr. Mem. Fellows Royal Soc. 49 525 The elucidation of the structures of cryptopine and protopine was due almost entirely to W.H. Perkin Jr. This entry has been updated (OED Third Edition, June 2011; most recently modified version published online March 2022). < n.1870
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