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ChemicalBook CAS DataBase List 2,3-DIHYDRO-1H-CYCLOPENTA[B]QUINOLINE-9-CARBOXYLIC ACID
5447-47-2

2,3-DIHYDRO-1H-CYCLOPENTA[B]QUINOLINE-9-CARBOXYLIC ACID synthesis

1synthesis methods
-

Yield:5447-47-2 40%

Reaction Conditions:

Stage #1: indole-2,3-dionewith potassium hydroxide in water at 20;Pfitzinger Quinoline Synthesis;
Stage #2: cyclopentanonewith hydrogenchloride;copper(ll) sulfate pentahydrate in water at 20; pH=3 - 4;Pfitzinger Quinoline Synthesis;

References:

Lv, Qinghua;Fang, Lizhen;Wang, Pengfei;Lu, Chenjuan;Yan, Fulin [Monatshefte fur Chemie,2013,vol. 144,# 3,p. 391 - 394]

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