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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
DOI: 10.1016/s0040-4039(00)88915-7

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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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