Title:  sym-Diphenylthiourea 
CAS Registry Number:  102-08-9 
CAS Name:  N,N¢-Diphenylthiourea 
Additional Names:  thiocarbanilide;  sulfocarbanilide 
Molecular Formula:  C13H12N2S 
Molecular Weight:  228.31 
Percent Composition:  C 68.39%, H 5.30%, N 12.27%, S 14.04% 
Line Formula:  C6H5NHCSNHC6H5 
Literature References:  Prepn from aniline and carbon disulfide:  Fry, J. Am. Chem. Soc. 35, 1539 (1913); Stasse, US 2435295 (1948 to Allied Chem. & Dye); from potassium ethylxanthate and aniline:  Aravindakshan et al., Indian J. Chem. 1(9), 395 (1963).  Physical properties and toxicity data:  P. J. Hanzlik, A. Irvine, J. Pharmacol. Exp. Ther. 17, 349 (1921). 
Properties:  White crystalline solid, mp 153-154°.  d 1.32.  Distinct bitter taste.  Practically insol in water.  Sol in alcohol, ether, chloroform.  MLD orally in rabbits:  1.5 g/kg (Hanzlik, Irvine). 
Melting point:  mp 153-154° 
Density:  d 1.32 
Toxicity data:  MLD orally in rabbits:  1.5 g/kg (Hanzlik, Irvine) 
Use:  Vulcanizing accelerator; sulfur dyes.   |