^<13>C Nuclear Magnetic Resonance of Lupane-Type Triterpenes, Lupeol, Betulin and Betulinic Acid

MOCHAMMAD SHOLICHIN; KAZUO YAMASAKI; RYOJI KASAI; OSAMU TANAKA

doi:10.1248/cpb.28.1006

Chemical and Pharmaceutical Bulletin

Online ISSN : 1347-5223
Print ISSN : 0009-2363
ISSN-L : 0009-2363

^<13>C Nuclear Magnetic Resonance of Lupane-Type Triterpenes, Lupeol, Betulin and Betulinic Acid

MOCHAMMAD SHOLICHIN, KAZUO YAMASAKI, RYOJI KASAI, OSAMU TANAKA

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Keywords: PRFT

JOURNAL FREE ACCESS

1980 Volume 28 Issue 3 Pages 1006-1008

DOI https://doi.org/10.1248/cpb.28.1006

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Abstract

The ¹³C NMR apectra of lupane-type triterpenes, lupeol (1), its acetate (2), betulin (3) and betulinic acid (4), were recorded and the signals assigned.

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