Title: Daucol
CAS Registry Number: 887-08-1
CAS Name: Octahydro-6,8a-dimethyl-3-(1-methylethyl)-1H-3a,6-epoxyazulen-7-ol
Additional Names: 2,3,4,5,6,7a,8,8a-octahydro-3-isopropyl-6,8a-dimethyl-1H-3a,6-epoxyazulen-7-ol
Molecular Formula: C15H26O2
Molecular Weight: 238.37
Percent Composition: C 75.58%, H 10.99%, O 13.42%
Literature References: From oil of carrot seeds, Daucus carota L., Umbelliferae: Richter, Arch. Pharm. 247, 391 (1909). 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., Chem. Commun. 1972, 855; eidem, Bull. Soc. Chim. Fr. 1972, 4314.
Properties: Crystals (from petr ether at -30°), mp 113-115°. bp2 124-132°. [a]D20 -16.9° (c = 2.76 in ethanol).
Melting point: mp 113-115°
Boiling point: bp2 124-132°
Optical Rotation: [a]D20 -16.9° (c = 2.76 in ethanol) |