1.1
Reagents:
1,3-Dichloro-5,5-dimethylhydantoin
Solvents:
Acetonitrile
;
rt; rt → 60 °C; 8 - 16 h, 60 °C; 60 °C → rt
1.2
Reagents:
Sodium sulfite
Solvents:
Water
;
rt