1608. Cadalene

Nomenclature

CAS number: 483-78-3
1,6-Dimethyl-4-(1-methylethyl)naphthalene; 4-isopropyl-1,6-dimethylnaphthalene; cadalin.
C15H18; mol wt 198.30.
C 90.85%, H 9.15%.

Description and references

Obtained from cadinene and other sesquiterpenes or sesquiterpene alcohols by dehydrogenation: Ruzicka, Meyer, Helv. Chim. Acta 4, 505 (1921); Ruzicka, Stoll, ibid. 7, 84 (1924). Synthesis: Ruzicka, Seidel, ibid. 5, 369 (1922); Barnett, Cook, J. Chem. Soc. 1933, 22; Johnson, Jones, J. Am. Chem. Soc. 69, 792 (1947); Kohli et al., Experientia 28, 131 (1972).

Chemical structure

Properties

Liquid. d425 0.9667. bp720 291-292°; bp10 149°. nD25 1.5785. uv max: 228, 232, 280, 284, 295, 310, 317, 325 nm. Insol in water. Sol in fat solvents, oils.