Acacic Acid
Structural Formula Vector Image
Title: Acacic Acid
CAS Registry Number: 1962-14-7
CAS Name: (3b,16a,21b)-Trihydroxyolean-12-en-28-oic acid
Molecular Formula: C30H48O5
Molecular Weight: 488.70
Percent Composition: C 73.73%, H 9.90%, O 16.37%
Literature References: Isoln from pods of Acacia concinna D.C., Leguminosae: Varshney, Shamsuddin, Tetrahedron Lett. 1964, 2055; from bark of A. concinna D.C.: R. Banerji, S. K. Nigam, J. Indian Chem. Soc. 57, 1043 (1980). Structure and stereochemistry: Varshney et al., ibid. 1965, 1187. Revised structure: A. K. Barua et al., Trans. Bose Res. Inst. (Calcutta) 39, 61 (1976), C.A. 87, 53460c (1977).
Properties: Needles from methanol, mp 280-281°.
Melting point: mp 280-281°
Derivative Type: Methyl ester
Molecular Formula: C31H50O5
Molecular Weight: 502.73
Percent Composition: C 74.06%, H 10.02%, O 15.91%
Properties: Needles from methanol, mp 223-224°.
Melting point: mp 223-224°
Derivative Type: Diacetyl lactone
Molecular Formula: C34H50O6
Molecular Weight: 554.76
Percent Composition: C 73.61%, H 9.08%, O 17.30%
Properties: Crystals, mp 235-236°.
Melting point: mp 235-236°

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