Title: Carotol
CAS Registry Number: 465-28-1
CAS Name: [3R-(3a,3aa,8aa)]-2,3,4,5,8,8a-Hexahydro-6,8a-dimethyl-3-(1-methylethyl)-3a(1H)-azulenol
Additional Names: 2,3,4,5,8,8a-hexahydro-3-isopropyl-6,8a-dimethyl-3a(1H)-azulenol
Molecular Formula: C15H26O
Molecular Weight: 222.37
Percent Composition: C 81.02%, H 11.79%, O 7.19%
Literature References: From oil of carrot seeds, Daucus carota L., Umbelliferae: Asahina, Tsukamoto, J. Pharm. Soc. Jpn. 525, 961 (1925), C.A. 20, 2845 (1926); Sorm et al., Collect. Czech. Chem. Commun. 16, 47 (1951); Pigulevskii, Kovaleva, Zh. Prikl. Khim. 32, 2703 (1959). Structure: Sykora et al., Collect. Czech. Chem. Commun. 26, 788 (1961); Zalkow et al., J. Org. Chem. 26, 981 (1961). Stereochemistry: Levisalles, Rudler, Bull. Soc. Chim. Fr. 1964, 2020; 1967, 2059. Synthesis of (+)-form: DeBroissia et al., ibid. 1972, 4314; eidem, Chem. Commun. 1972, 855.
Properties: Liquid. bp2.5 126°. [a]D20 +30.4°. nD20 1.4964. d20 0.9624.
Boiling point: bp2.5 126°
Optical Rotation: [a]D20 +30.4°
Index of refraction: nD20 1.4964
Density: d20 0.9624 |