Detail of "37609-25-9"

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5-Cyclohexadecen-1-one: 5-Cyclohexadecen-1-one. Kondo, Hisashi; Tanaka, Minoru (Toray Industries, Inc., Japan). Japan. Kokai JP 53015344 13 Feb 1978 Showa, 3 pp. (Japanese). (Japan). CODEN: JKXXAF. CLASS: IC: C07C049-45. APPLICATION: JP 76-88721 27 Jul 1976. DOCUMENT TYPE: Patent CA Section: 24 (Alicyclic Compounds) Section cross-reference(s): 62 5-Cyclohexadecen-1-one (I), useful as musk perfume, was prepd. by heating 1,2-divinyl-1-cyclododecanol (II) in the presence of NaH, KNH2, NaNH2, or tert-BuOK. Thus, a mixt. of 20 g II (cis:trans = 3:2) and 4.8 g 50% NaH in THF was stirred 5 min at room temp. to give 98.6% I.