학술저널
2(2'',2''-디에톡시 에틸)아미노벤즈아미드 유도체의 고리화반응(II)
Cylization Reaction of 2(2'',2''-diethoxy ethyl)Aminobenzamide derivatives (II)
- 대한약학회
- 약학회지
- 제33권 제4호 (1989년)
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1989.08246 - 252 (7 pages)
- 2
2-Amino-1-N-methyl benzamide, 2-N-benzyl amino benzamide, 2-N-phenyl amino benzamide of 2-amino benzamide derivatives were reacted with alpha-bromo acetaldehyde diethyl acetal in basic condition. 2-N-alkylated products were prepared from 2-amino-1-N-methyl benzamide and 2-N-phenyl amino benzamide. 1-N-benzyl-1,4-benzodiazepin-5-one was prerpared from 2-N-benzyl aminobenzamide via intramolecular cyclization. However, 2-amino-1-N-methyl benzamide with sodium amide did not react to 1,4-benzodiazepin-5-one derivative but 3-methyl-quinazoline-2,4-dione was obtained.
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