Phorone
Title: Phorone
CAS Registry Number: 504-20-1
CAS Name: 2,6-Dimethyl-2,5-heptadien-4-one
Additional Names: diisopropylideneacetone
Molecular Formula: C9H14O
Molecular Weight: 138.21
Percent Composition: C 78.21%, H 10.21%, O 11.58%
Line Formula: (CH3)2C=CHCOCH=C(CH3)2
Literature References: Prepn from isobutenyllithium + CO2: Braude, Timmons, J. Chem. Soc. 1950, 2000; from acetone: Dolgov, Samsonova, Zh. Obshch. Khim. 22, 632 (1952); Joseph, Blumenthal, J. Org. Chem. 24, 1371 (1959); Tsmur, Zh. Prikl. Khim. 34, 1628 (1961); M. Konieczny, G. Sosnovsky, Z. Naturforsch. 33B, 454 (1978).
Properties: Yellow liquid or yellowish-green prisms, mp 28°. bp 198-199°; bp17 88°. d420 0.885. nD21 1.4968.
Melting point: mp 28°
Boiling point: bp 198-199°; bp17 88°
Index of refraction: nD21 1.4968
Density: d420 0.885

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