Title:  Oxyphenisatin Acetate 
CAS Registry Number:  115-33-3 
CAS Name:  3,3-Bis[4-(acetyloxy)phenyl]-1,3-dihydro-2H-indol-2-one 
Additional Names:  3,3-bis(p-acetoxyphenyl)oxindole;  acetphenolisatin;  endophenolphthalein;  diacetyldiphenolisatin;  diacetyldihydroxydiphenylisatin;  diacetylhydroxyphenylisatin;  diacetoxydiphenylisatin;  di(acetoxyphenyl)oxindole;  diphesatin;  diacetyldioxyphenylisatin 
Trademarks:  Isacen;  Isocrin (Warner-Chilcott);  Isaphen;  Laxo-Isatin;  Promassolax;  Sanapert;  Bydolax;  Cirotyl (Parke-Davis);  Lisagal;  Contax;  Prulet (Mission Pharmacal);  Purgaceen;  Bisatin 
Molecular Formula:  C24H19NO5 
Molecular Weight:  401.41 
Percent Composition:  C 71.81%, H 4.77%, N 3.49%, O 19.93% 
Literature References:  Prepd from isatin by treatment with phenol followed by acetylation in the presence of H2SO4 at temps below 100°:  Baeyer, Lazarus, Ber. 18, 2641 (1885); Hoffmann-La Roche, CH 100806; DE 406210 (1923); US 1624675 (1927); DE 482435 (1929); Mizuno, Turuga, JP 129200 (1939). 
Properties:  Tasteless crystals, mp 242°.  Practically insol in water, ether, dilute HCl.  Slightly sol in alcohol. 
Melting point:  mp 242° 
Therap-Cat:  Cathartic. 
Keywords:  Laxative/Cathartic.   |