Lauric Acid
Title: Lauric Acid
CAS Registry Number: 143-07-7
CAS Name: Dodecanoic acid
Additional Names: laurostearic acid; dodecoic acid
Molecular Formula: C12H24O2
Molecular Weight: 200.32
Percent Composition: C 71.95%, H 12.08%, O 15.97%
Line Formula: CH3(CH2)10COOH
Literature References: Isoln from coconut oil: Dale, Meara, J. Sci. Food Agric. 6, 162 (1955); Naudet et al., Bull. Soc. Chim. Fr. 1959, 718; from arecanut fat: Pathak, Mathur, J. Sci. Food Agric. 5, 461 (1954); from Holoptelea integrifolia seed oil: Badami, ibid. 13, 297 (1962). Synthesis: Ballard et al., US 2572238 (1951 to Shell); Langenbeck, Richter, Ber. 89, 202 (1956); Sprowls, US 2782214 (1957 to Baker Castor Oil); Zapesochnoya et al., Zh. Obshch. Khim. 33, 2552 (1963). Toxicity study: L. Orö, A. Wretlind, Acta Pharmacol. Toxicol. 18, 141 (1961).
Properties: White, crystalline powder; slight odor of bay oil, mp 44°; also reported as 48°. d54 0.869. bp100 225°; bp20 160-165°. nD82 1.4183. Insol in water. 1 g dissolves in 1 ml alcohol, 2.5 ml propyl alcohol; freely sol in benzene, ether. LD50 i.v. in mice: 131 ±5.7 mg/kg (Orö, Wretlind).
Melting point: mp 44°; also reported as 48°
Boiling point: bp100 225°; bp20 160-165°
Index of refraction: nD82 1.4183
Density: d54 0.869
Toxicity data: LD50 i.v. in mice: 131 ±5.7 mg/kg (Orö, Wretlind)

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