EC Number: 207-448-8
CAS Number: 472-15-1
IUPAC Name: (1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-9-hydroxy-5a,5b,8,8,11a-pentamethyl-1-prop-1-en-2-yl-1,2,3,4,5,6,7,7a,9,10,11,11b,12,13,13a,13b-hexadecahydrocyclopenta[a]chrysene-3a-carboxylic acid
인증 기준: 자체 기준
Molecular Weight: 456.7
Chemical Formula: C₃₀H₄₈O₃
용도: 화장품등급 원료

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Betulinic acid (CAS 472-15-1) is a pentacyclic triterpenoid, first isolated from Rhamnaceae bark in East Africa but here extracted and purified from birch bark, manufactured and supplied in cosmetic grade by Shaanxi Yuantai Biological Technology Co., Ltd. The supplier describes bacteriostatic activity against organisms such as E. coli and S. aureus and antioxidative-stress properties, marketing the compound for cosmetics and health supplements; it is sold across North America, Central/South America, Western and Eastern Europe, Australasia and Asia.