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ChemicalBook CAS DataBase List 2-CHLORO-4-METHYL-QUINOLIN-6-OL
41957-91-9

2-CHLORO-4-METHYL-QUINOLIN-6-OL synthesis

1synthesis methods
-

Yield:-

Reaction Conditions:

in hydrogen bromide;

Steps:

38.a a.

a. 2-chloro-6-hydroxy-4-methyl-quinoline 22.1 g (0.106 mol) of 2-chloro-6-methoxy-4-methyl-quinoline are refluxed for 4 hours in 210 ml of 48% hydrobromic acid. After cooling the precipitate formed is suction filtered, washed and dried. Yield: 20.5 g (100% of theory), Rf value: 0.72 (silica gel; methylene chloride/ethanol=9:1).

References:

US6200976,2001,B1

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