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ChemicalBook CAS DataBase List 7-AMINO-3,4-DIHYDRO-2H-ISOQUINOLIN-1-ONE

7-AMINO-3,4-DIHYDRO-2H-ISOQUINOLIN-1-ONE synthesis

8synthesis methods
-

Yield: 98.7%

Reaction Conditions:

with palladium on activated charcoal;hydrogen in methanol for 3 h;

Steps:

1.1.5 1.5.Preparation of 7-amino-3,4-dihydroisoquinoline-1(2H)-one
7-nitro-3,4-dihydro-isoquinoline -1 (2H) - one (1.88g, 9.8mmol) and Pd / C (190mg) was added to methanol (50 mL), the hydrogenation reaction for 3 hours,Filtration and concentration of the filtrate gave the title compound (1.57 g, yield 98.7%).

References:

Shandong Xuanzhu Pharmaceutical Technology Co., Ltd.;Wang Tingzhong;Chen Bo;Zhu Peng;Liu Bin CN110294742, 2019, A Location in patent:Paragraph 0212; 0225-0227