1.1
Reagents:
Dimethylformamide
,
Sulfuryl chloride
;
-20 °C; -20 °C → 0 °C; 1 h, 0 °C
1.2
Solvents:
Dichloromethane
;
0 °C → 20 °C
1.3
Solvents:
Dichloromethane
;
1 h, -20 °C
1.4
10 min, -55 °C
1.5
Reagents:
Triethylamine
Solvents:
Water
;
20 min, -55 °C → 25 °C; pH 6.5, 25 °C

2851296953