英语词汇“pseudo-erythrin”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

> as lemmas

pseudo-erythrin

† pseudo-erythrin n. [after German Pseuderythrin (F. Heeren 1830, in Jahrb. der Chem. u. Physik 39 341)] Chemistry Obsolete ethyl orsellinate, a crystalline compound prepared from the orchil lichen, Roccella tinctoria.Formula: C₆H₂(CH₃)(OH)₂·COOCH₂CH₃.

ΚΠ

1838 T. Thomson Chem. Org. Bodies 403 This substance is the result of the action of boiling alcohol on erythrin... Heeren has distinguished it by the name of pseudo-erythrin.

1862 Proc. Royal Soc. 12 263 The hypothesis that the various compounds produced by boiling lecanoric, erythric, alpha- and beta-orsellic acids with alcohol were all one and the same ether—the pseudo-erythrin of Heeren.

extracted from pseudo-comb. form

as lemmas

单词	pseudo-erythrin
释义	> as lemmas pseudo-erythrin † pseudo-erythrin n. [after German Pseuderythrin (F. Heeren 1830, in Jahrb. der Chem. u. Physik 39 341)] Chemistry Obsolete ethyl orsellinate, a crystalline compound prepared from the orchil lichen, Roccella tinctoria.Formula: C₆H₂(CH₃)(OH)₂·COOCH₂CH₃. ΚΠ 1838 T. Thomson Chem. Org. Bodies 403 This substance is the result of the action of boiling alcohol on erythrin... Heeren has distinguished it by the name of pseudo-erythrin. 1862 Proc. Royal Soc. 12 263 The hypothesis that the various compounds produced by boiling lecanoric, erythric, alpha- and beta-orsellic acids with alcohol were all one and the same ether—the pseudo-erythrin of Heeren. extracted from pseudo-comb. form < as lemmas
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