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Acetic Acid → (+/-)-1-(4-Amino-quinazolin-7-ylmethyl)-4-(6-chloro-benzo[b]thiophene-2-sulfonyl)-6-oxo-piperazine-2-carboxylic acid methyl ester

HRID 1433017
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HRID 1433017 반응식
[CH3:1][O:2][C:3]([CH:5]1[CH2:10][N:9]([S:11]([C:14]2[S:18][C:17]3[CH:19]=[C:20]([Cl:23])[CH:21]=[CH:22][C:16]=3[CH:15]=2)(=[O:13])=[O:12])[CH2:8][C:7](=[O:24])[N:6]1[CH2:25][C:26]1[CH:31]=C[C:29](C#N)=[C:28](N)[CH:27]=1)=[O:4].[N:35]1[CH:40]=[N:39][CH:38]=[N:37][CH:36]=1.CC(O)=O>CCO>[CH3:1][O:2][C:3]([CH:5]1[CH2:10][N:9]([S:11]([C:14]2[S:18][C:17]3[CH:19]=[C:20]([Cl:23])[CH:21]=[CH:22][C:16]=3[CH:15]=2)(=[O:12])=[O:13])[CH2:8][C:7](=[O:24])[N:6]1[CH2:25][C:26]1[CH:31]=[C:36]2[C:29]([C:40]([NH2:35])=[N:39][CH:38]=[N:37]2)=[CH:28][CH:27]=1)=[O:4]
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참가 물질

5

반응물 3

HCID 176Acetic AcidHCID 92621,3,5-TriazineHCID 54383939(+/-)-1-(3-Amino-4-cyano-benzyl)-4-(6-chloro-benzo[b]thiophene-2-sulfonyl)-6-oxo-piperazine-2-carboxylic acid methyl ester

생성물 1

HCID 54356203(+/-)-1-(4-Amino-quinazolin-7-ylmethyl)-4-(6-chloro-benzo[b]thiophene-2-sulfonyl)-6-oxo-piperazine-2-carboxylic acid methyl ester수율 38.9%

시약·촉매·용매 1

HCID 702
Ethanol
용매

실험 절차

A solution containing (±)-1-(3-amino-4-cyano-benzyl)-4-(6-chloro-benzo[b]thiophene-2-sulfonyl)-6-oxo-piperazine-2-carboxylic acid methyl ester (42 mg, 0.08 mmol), EXAMPLE 99, 1,3,5-triazine (40 mg, 0.48 mmol), and glacial HOAc (30 mg, 0.48 mmol) in absolute EtOH (1 mL) is maintained at reflux for 16 hours. The reaction mixture is concentrated and then dissolved in water/CH3CN and purified by reverse-phase HPLC [Buffer A: water w/0.1% TFA; Buffer B: CH3CN w/0.1% TFA; Gradient: 0% B to 60% B over 30 min] to provide 17 mg (32%) of the title compound as a white solid.

후처리

  1. temperatureis maintained
  2. temperatureat reflux for 16 hours
  3. concentrationThe reaction mixture is concentrated
  4. dissolutiondissolved in water/CH3CN
  5. custompurified by reverse-phase HPLC [Buffer A: water

출처 및 근거

ORD 기록
ord-323db0cbf73f40069228e745b3e263a1
출처 데이터셋
uspto-grants-2009_11
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07612075B2

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