Synthesis and Absolute Configuration of a New 3,4-Dihydro-β-carboline-Type Alkaloid, 3,4-Dehydro-5(S)-5-carboxystrictosidine, Isolated from Peruvian Una de Gato (Uncaria tomentosa)

Mariko Kitajima; Masashi Yokoya; Hiromitsu Takayama; Norio Aimi

doi:10.1248/cpb.50.1376

Notes

Synthesis and Absolute Configuration of a New 3,4-Dihydro-β-carboline-Type Alkaloid, 3,4-Dehydro-5(S)-5-carboxystrictosidine, Isolated from Peruvian Una de Gato (Uncaria tomentosa)

Mariko Kitajima, Masashi Yokoya, Hiromitsu Takayama, Norio Aimi

Author information

Keywords: alkaloid, 3,4-dihydro-β-carboline, Uncaria

JOURNAL FREE ACCESS

2002 Volume 50 Issue 10 Pages 1376-1378

DOI https://doi.org/10.1248/cpb.50.1376

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Abstract

The structure including the absolute configuration of a new glucoalkaloid, 3,4-dehydro-5(S)-5-carboxystrictosidine, isolated from Peruvian Uña de Gato (Cat's Claw, original plant: Uncaria tomentosa), was confirmed by synthesis starting from secologanin and L-tryptophan.

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