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Pyridine → Methyl 2-ethoxy-3-{4-[2-(6-[(methoxyimino)(phenyl)methyl]-2-oxo-1,3-benzothiazol-3(2H)-yl)ethoxy]phenyl}propanoate

HRID 1790241
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HRID 1790241 반응식
[C:1]([C:9]1[CH:36]=[CH:35][C:12]2[N:13]([CH2:17][CH2:18][O:19][C:20]3[CH:25]=[CH:24][C:23]([CH2:26][CH:27]([O:32][CH2:33][CH3:34])[C:28]([O:30][CH3:31])=[O:29])=[CH:22][CH:21]=3)[C:14](=[O:16])[S:15][C:11]=2[CH:10]=1)(=O)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.Cl.[CH3:38][O:39][NH2:40].N1C=CC=CC=1>CO>[CH2:33]([O:32][CH:27]([CH2:26][C:23]1[CH:24]=[CH:25][C:20]([O:19][CH2:18][CH2:17][N:13]2[C:12]3[CH:35]=[CH:36][C:9]([C:1](=[N:40][O:39][CH3:38])[C:2]4[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=4)=[CH:10][C:11]=3[S:15][C:14]2=[O:16])=[CH:21][CH:22]=1)[C:28]([O:30][CH3:31])=[O:29])[CH3:34]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

5

반응물 3

HCID 1049PyridineHCID 521874O-Methylhydroxylamine hydrochlorideHCID 11584254Methyl 3-{4-[2-(6-benzoyl-2-oxo-1,3-benzothiazol-3(2H)-yl)ethoxy]phenyl}-2-ethoxypropanoate

생성물 1

HCID 72808510Methyl 2-ethoxy-3-{4-[2-(6-[(methoxyimino)(phenyl)methyl]-2-oxo-1,3-benzothiazol-3(2H)-yl)ethoxy]phenyl}propanoate

시약·촉매·용매 1

HCID 887Methanol
용매

실험 절차

To 30 ml of methanol add the compound obtained in Step C (0.00198 mol), O-methyl-hydroxylamine hydrochloride (0.00594 mol) and pyridine (0.00594 mol). Heat at reflux for 3 hours. Evaporate to dryness. Add 100 ml of hydrochloric acid (1N) and then extract with 50 ml of dichloromethane twice. The organic phase is dried over MgSO4 and then evaporated to yield the title compound.

후처리

  1. temperatureHeat
  2. temperatureat reflux for 3 hours
  3. customEvaporate to dryness
  4. additionAdd 100 ml of hydrochloric acid (1N)
  5. extractionextract with 50 ml of dichloromethane twice
  6. dry with materialThe organic phase is dried over MgSO4
  7. customevaporated

출처 및 근거

ORD 기록
ord-e9e46de2e79a488992aeb4f0734723aa
출처 데이터셋
uspto-grants-2006_07
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07071221B2

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