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Water → methyl 2-oxo-3-(2-oxo-2,3-dihydro-1H-benzimidazol-5-yl-methyl)-2,3-dihydrobenzoxazole-5-carboxylate

HRID 1970865
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반응식

HRID 1970865 반응식
[NH2:1][C:2]1[CH:3]=[C:4]([CH:20]=[CH:21][C:22]=1[NH2:23])[CH2:5][N:6]1[C:10]2[CH:11]=[C:12]([C:15]([O:17][CH3:18])=[O:16])[CH:13]=[CH:14][C:9]=2[O:8][C:7]1=[O:19].[C:24](N1C=CN=C1)(N1C=CN=C1)=[O:25].O>C1COCC1>[O:19]=[C:7]1[N:6]([CH2:5][C:4]2[CH:20]=[CH:21][C:22]3[NH:23][C:24](=[O:25])[NH:1][C:2]=3[CH:3]=2)[C:10]2[CH:11]=[C:12]([C:15]([O:17][CH3:18])=[O:16])[CH:13]=[CH:14][C:9]=2[O:8]1
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

5

반응물 3

HCID 962WaterHCID 682631,1'-CarbonyldiimidazoleHCID 58486039Methyl 3-(3,4-diaminobenzyl)-2-oxo-2,3-dihydrobenzoxazole-5-carboxylate

생성물 1

HCID 59564730methyl 2-oxo-3-(2-oxo-2,3-dihydro-1H-benzimidazol-5-yl-methyl)-2,3-dihydrobenzoxazole-5-carboxylate

시약·촉매·용매 1

HCID 8028Tetrahydrofuran용매

실험 절차

1.1 g (3.5 mmol) of methyl 3-(3,4-diaminobenzyl)-2-oxo-2,3-dihydrobenzoxazole-5-carboxylate and 626 mg (3.9 mmol) of 1,1′-carbonyldiimidazole are stirred at room temperature for 24 h in 10 ml of THF. The reaction mixture is added to 150 ml of water, and the resultant precipitate is filtered off with suction and dried in vacuo; product; 1.1 g; ESI: 340 (M+H).

후처리

  1. filtrationthe resultant precipitate is filtered off with suction
  2. customdried in vacuo

출처 및 근거

ORD 기록
ord-1ec06edbf2874160a8982b7862d50e6e
출처 데이터셋
uspto-grants-2013_04
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08431572B2

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