1.1
Reagents:
Triethylamine
Solvents:
Tetrahydrofuran
;
< 10 °C
1.2
Reagents:
Thionyl chloride
;
< 8 °C; 1 h, < 5 °C
1.3
Solvents:
Tetrahydrofuran
;
< 8 °C; 3 h, 0 °C


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