Title: Exaltolide® (Firmenich)
CAS Registry Number: 106-02-5
CAS Name: Oxacyclohexadecan-2-one
Additional Names: 15-hydroxypentadecanoic acid e-lactone
Molecular Formula: C15H28O2
Molecular Weight: 240.38
Percent Composition: C 74.95%, H 11.74%, O 13.31%
Literature References: Musk compd responsible for the pleasant odor of angelica root oil. Synthesis: Ruzicka, Stoll, Helv. Chim. Acta 11, 1159 (1928); Carnduff et al., Chem. Ind. (London) 1960, 559; Dhenkne et al., J. Chem. Soc. 1962, 2348; Mathur, Bhattacharya, ibid. 1963, 3505; Becker, Ohloff, Helv. Chim. Acta 54, 2889 (1971). Alternate syntheses: T. Mukaiyama et al., Chem. Lett. 1977, 441; K. Narasaka et al., ibid. 763; W. H. Kruizinga, R. M. Kellogg, Chem. Commun. 1979, 286.
Properties: Thick oil. Odor of amber and musk. bp0.25 110°; bp15 176°. d420 0.9549. nD20 1.4708. When sublimed in vacuum, needles, mp 32°. Sol in alc.
Melting point: mp 32°
Boiling point: bp0.25 110°; bp15 176°
Index of refraction: nD20 1.4708
Density: d420 0.9549
Use: As a fixative in perfumery. |