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ChemicalBook CAS DataBase List 4-CHLORO-3-HYDROXY BUTYRONITRILE
105-33-9

4-CHLORO-3-HYDROXY BUTYRONITRILE synthesis

11synthesis methods
-

Yield:105-33-9 92%

Reaction Conditions:

Stage #1: potassium cyanidewith sulfuric acid in water at 0 - 20; pH=7.7;
Stage #2: epichlorohydrin in water at 20;

Steps:

2 Example 2: Preparation of 4-CHLORO-3-HYDROXYBUTYRONITRILE (KCN/H 2 SO) 4

The title compound of 17.8 g (yield : 92%) was obtained according to substantial the same method as in Example 1 except using potassium cyanide instead of sodium cyanide. Chemical purity (GC): 96.7%

References:

WO2004/92114,2004,A1 Location in patent:Page 10

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