8316. Safranal

Nomenclature

CAS number: 116-26-7
2,6,6-Trimethyl-1,3-cyclohexadiene-1-carboxaldehyde; 2,2,6-trimethyl-4,6-cyclohexadien-1-aldehyde.
C10H14O; mol wt 150.22.
C 79.95%, H 9.39%, O 10.65%.

Description and references

Prepn from picrocrocin: Kuhn, Winterstein, Ber. 67, 354 (1934). Synthesis: Kuhn, Wendt, Ber. 69, 1549 (1936); K"onst et al., Tetrahedron Lett. 1974, 3175. Biogenetic synthesis: T. Kametani et al., Chem. Pharm. Bull. 29,105 (1981).

Chemical structure

Properties

Liquid. d419 0.9734. bp1.0 70° (bath temp). nD19 1.5281. Sol in methanol, ethanol, petr ether, glacial acetic acid.