3alpha-Hydroxytirucalla-7,24-dien-21-oic acid: a triterpene from Protium crenatum Sandwith.
The crystal structure of the title compound, C30H48O3, a triterpene extracted from the resin of Protium crenatum Sandwith, is reported. The aliphatic acidic side chain is attached to the tirucallene four-ring system on its alpha-face and is extended by 7.248 (5) A in the 'left-hand' orientation.
Mora
A J
AJ
Laboratorio de Cristalografía, Facultad de Ciencias, Departamento de Química, Universidad de Los Andes, Mérida 5101, Venezuela. asiloe@ciens.ula.ve
Delgado
G
G
Díaz de Delgado
G
G
Usubillaga
A
A
Khouri
N
N
Bahsas
A
A
D018360:Crystallography, X-Ray; D006860:Hydrogen Bonding; D015394:Molecular Structure; D019906:Nuclear Magnetic Resonance, Biomolecular; D010936:Plant Extracts / Q000737:chemistry; D010946:Plants, Medicinal / Q000737:chemistry; D014197:Trees / Q000737:chemistry*; D014315:Triterpenes / Q000737:chemistry*
C431297:3-hydroxytirucalla-7,24-dien-21-oic acid; D010936:Plant Extracts; D014315:Triterpenes