1.1
Reagents:
Phosphorus oxychloride
Solvents:
Dimethylformamide
;
0 °C; 0 °C → 90 °C; 6 h, 90 °C
1.2
Reagents:
Potassium hydroxide
Solvents:
Water
;
pH 14, 0 °C; 12 h, 0 °C → 25 °C

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