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The first natural condensed tannins with (−)-catechin ‘terminal’ units

✍ Scribed by Petrus J Steynberg; Johann F.W Burger; Barend C.B Bezuidenhoudt; Jan P Steynberg; Martha S Van Dyk; Daneel Ferreira


Publisher
Elsevier Science
Year
1990
Tongue
French
Weight
188 KB
Volume
31
Category
Article
ISSN
0040-4039

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✦ Synopsis


The functionalized 2,3-fr8RS-8,9-tFrRS-9,lO-CiS-3,4,9,10-tetrahydro-21,8&pyrano[2,3-Alchromenes 0 and 6 represent the first naturally occurring condensed tannins with (2s,31)-2,3trrrs-(-)-catechin 'terminal' moieties; the structure of 0 is unequivocally confirmed by synthesis.


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