Title: Laserpitin
CAS Registry Number: 7067-12-1
CAS Name: [1R-[1a,3aa,4b(Z),6b,8b(Z),8ab]]-2-Methyl-2-butenoic acid decahydro-1,6-dihydroxy-3a,6-dimethyl-1-(1-methylethyl)-5-oxo-4,8-azulenediyl ester
Molecular Formula: C25H38O7
Molecular Weight: 450.57
Percent Composition: C 66.64%, H 8.50%, O 24.86%
Literature References: From root of Laserpitium latifolium L., Umbelliferae: Külz, Arch. Pharm. 221, 161 (1883); Morgenstern, Monatsh. Chem. 33, 709 (1912). Structure: M. Holub et al., Tetrahedron Lett. 1965, 1441, 2855. Absolute configuration: M. Holub et al., Collect. Czech. Chem. Commun. 35, 3597 (1970).
Properties: Crystals, mp 118°. Practically insol in water. Sol in alcohol, chloroform, ether, petr ether, fatty oils.
Melting point: mp 118°
Use: Used as seasoning and flavoring agent in antiquity (Greece and Rome). |