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单词 siphonein
释义

siphoneinn.

/ˈsʌɪfəniːn/
Etymology: < siphon- (in siphono- comb. form) + -ein, perhaps after lutein n.
Biochemistry.
An ester of siphonoxanthin present in certain green algæ.
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the world > matter > chemistry > organic chemistry > esters > [noun] > named
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siphonein1949
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1949 H. H. Strain in Franck & Loomis Photosynthesis in Plants vi. 162 Siphonein. In most algae containing siphonaxanthin one finds about equivalent amounts of a spectroscopically similar carotenoid which is converted into siphonaxanthin by saponification with alcoholic potassium hydroxide.
1964 Oceanogr. & Marine Biol. 2 217 Within the Chlorophyta, the Siphonales differ from the other members in possessing siphonein and siphonoxanthin.
1969 Tetrahedron Lett. No. 59. 5141 Siphonein is an ester of siphonaxanthin characterized by the esterification of the primary hydroxyl group with a fatty acid.
This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2018).
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n.1949
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