1: N,N'-dibenzoyl-N'-(tert-butyl)-hydrazine With potassium tert-butylate in tetrahydrofuran
T=20°C;
2: thiophosgene in tetrahydrofuran; ethyl acetate
T=-78°C;
1: N,N'-dibenzoyl-N'-(tert-butyl)-hydrazine With potassium tert-butylate in tetrahydrofuran
T=20°C;
2: phosgene in tetrahydrofuran; ethyl acetate
T=-78°C;
