1,2,3,9-Tetrahydro-4H-carbazole-4-one(Carvedilol , Ondansetron intermediate )
CAS:[ 15128-52-6 ]
1,2,3,9-Tetrahydro-4H-carbazole-4-one ( Carvedilol, Ondansetron intermediate )
Appearance: off-white crystal
Assay :> 98 %