| Title:  Ethyl Menthane Carboxamide CAS Registry Number:  39711-79-0 CAS Name:  N-Ethyl-5-methyl-2-(1-methylethyl)cyclohexanecarboxamide Additional Names:  N-ethyl-4-menthane-3-carboxamide Manufacturers' Codes:  WS3 Molecular Formula:  C13H25NO Molecular Weight:  211.34 Percent Composition:  C 73.88%, H 11.92%, N 6.63%, O 7.57% Literature References:  Prepn:  NL 7201523; H. R. Watson et al., US 4193936 (1972, 1980 both to Wilkinson Sword).  Structure-activity study:  H. R. Watson et al., J. Soc. Cosmet. Chem. 29, 185 (1978).  Brief review:  M. A. Parrish, Manuf. Chem. 58, 31-32 (February, 1987). Properties:  White to nearly white powder, mp 88°.  [a]D -49 to -54°.  Insol in water.  Sol in most organic solvents.  Average oral cooling threshold:  0.2 mg.  LD50 in mice, rats (g/kg):  5.3, 2.9 orally (Parrish). Melting point:  mp 88° Optical Rotation:  [a]D -49 to -54° Toxicity data:  LD50 in mice, rats (g/kg):  5.3, 2.9 orally (Parrish) Use:  Physiological coolant in foods, beverages, toiletries, cosmetics and pharmaceuticals.  |