Title:  Ethyl p-Toluenesulfonate 
CAS Registry Number:  80-40-0 
CAS Name:  4-Methylbenzenesulfonic acid ethyl ester 
Molecular Formula:  C9H12O3S 
Molecular Weight:  200.25 
Percent Composition:  C 53.98%, H 6.04%, O 23.97%, S 16.01% 
Line Formula:  CH3C6H4SO3C2H5 
Properties:  Monoclinic crystals.  d 1.17.  mp 33°.  bp15 173°. 
Melting point:  mp 33° 
Boiling point:  bp15 173° 
Density:  d 1.17 
Use:  For ethylation.   |