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单词 ribityl
释义

ribityln.

Brit. /ˈrʌɪbᵻtɪl/, /ˈrʌɪbᵻtʌɪl/, /ˈrɪbᵻtɪl/, /ˈrɪbᵻtʌɪl/, U.S. /ˈraɪbədl/, /ˈrɪbədl/
Origin: Formed within English, by derivation. Etymons: ribitol n., -yl suffix.
Etymology: < ribit- (in ribitol n.) + -yl suffix.
Chemistry.
The group or radical —CH2·(CHOH)3·CH2OH, derived from ribitol by the loss of a terminal hydroxyl group. Chiefly attributive or as a formative element in chemical names.
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the world > matter > chemistry > organic chemistry > organic radicals > [noun] > monovalent radicals
phenyl1849
acetyl1864
tetrahydrofurfuryl1928
ribityl1935
hydroxymethyl1937
tosyl1938
phosphatidyl1941
1935 Chem. Abstr. 29 4766 6,7-Dimethyl-9-(d-1′-ribityl)isoalloxazine.
1938 Brit. Patent 485,079 2/1 R in the above formula means a ribityl or arabityl residue.
1946 Jrnl. Org. Chem. 11 83 Hydrogenation of these triacyl arylamine ribosides yields triacyl ribityl amines.
1989 R. Dryer & G. Lata Exper. Biochem. i. vi. 122 In this process the ribityl side chain is cleaved, with production of lumiflavin and lumichrome.
This entry has been updated (OED Third Edition, June 2010; most recently modified version published online March 2022).
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n.1935
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