1.1
Reagents:
1-Hydroxybenzotriazole
,
1-Ethyl-3-(3′-dimethylaminopropyl)carbodiimide hydrochloride
Solvents:
Dichloromethane
;
15 min, rt
1.2
Reagents:
Diisopropylethylamine
;
5 min, rt
1.3
Solvents:
Dichloromethane
;
overnight, rt

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