Title: Civetone
CAS Registry Number: 542-46-1
CAS Name: (
Z)-9-Cycloheptadecen-1-one
Molecular Formula: C17H30O
Molecular Weight: 250.42
Percent Composition: C 81.54%, H 12.07%, O 6.39%
Literature References: 17-Membered macrocyclic musk, constituent of civet: Ruzicka,
Helv. Chim. Acta 9, 230 (1926); Ruzicka
et al., ibid. 10, 695 (1927). Occurs in nature as
cis-form. Synthesis of
cis-civetone: Stoll
et al., ibid. 31, 543 (1948); J. Tsuji, T. Mondai,
Tetrahedron Lett. 1977, 3285; E. Seoane
et al., Chem. Ind. (London) 1978, 165. Synthesis of
trans-form: H. Hunsdiecker,
Ber. 77, 185 (1944); H. H. Mathur, S. C. Bhattacharyya,
J. Chem. Soc. 1968, 114. Crystal and molecular structure of
cis-civetone: G. Bernardinelli, R. Gerdil,
Helv. Chim. Acta 65, 558 (1982).
Properties: Crystals, mp 31-32°. Musky odor becoming pleasant in extreme dilns. d433 0.917. bp742 342°; bp2 59°.
nD33.4 1.4830.
Melting point: mp 31-32°
Boiling point: bp742 342°; bp2 59°
Index of refraction: nD33.4 1.4830
Density: d433 0.917
Use: In perfumery.