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Water → (3S,4S)-4-(1-chloromethylethenyl)-3-(1-(R)-benzyloxycarbonyloxyethyl)-1-di(p-anisyl)methyl-2-azetidinone

HRID 1196195
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HRID 1196195 반응식
[CH3:1][C:2]([C@H:4]1[N:7]([CH:8]([CH2:18][C:19]2[CH:24]=[CH:23][C:22]([O:25][CH3:26])=[CH:21][CH:20]=2)[CH2:9][C:10]2[CH:15]=[CH:14][C:13]([O:16][CH3:17])=[CH:12][CH:11]=2)[C:6](=[O:27])[C@@H:5]1[C@H:28]([O:30][C:31]([O:33][CH2:34][C:35]1[CH:40]=[CH:39][CH:38]=[CH:37][CH:36]=1)=[O:32])[CH3:29])=[CH2:3].[Cl:41]Cl.O.S([O-])([O-])(=O)=S.[Na+].[Na+]>C(OCC)(=O)C.C(Cl)(Cl)(Cl)Cl>[Cl:41][CH2:3][C:2]([C@H:4]1[N:7]([CH:8]([CH2:9][C:10]2[CH:11]=[CH:12][C:13]([O:16][CH3:17])=[CH:14][CH:15]=2)[CH2:18][C:19]2[CH:24]=[CH:23][C:22]([O:25][CH3:26])=[CH:21][CH:20]=2)[C:6](=[O:27])[C@@H:5]1[C@H:28]([O:30][C:31]([O:33][CH2:34][C:35]1[CH:36]=[CH:37][CH:38]=[CH:39][CH:40]=1)=[O:32])[CH3:29])=[CH2:1]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

7

반응물 4

HCID 962WaterHCID 24477Sodium ThiosulfateHCID 24526ChlorineHCID 67796403HCID 67796403, 화합물

생성물 1

HCID 67796056(3S,4S)-4-(1-chloromethylethenyl)-3-(1-(R)-benzyloxycarbonyloxyethyl)-1-di(p-anisyl)methyl-2-azetidinone

시약·촉매·용매 2

HCID 5943
Carbon Tetrachloride
용매
HCID 8857Ethyl Acetate용매

실험 절차

(3S,4S)-4-(1-Methylethenyl)-3-(1-(R)-benzyloxycarbonyloxyethyl)-1-di(p-anisyl)methyl-2-azetidinone (200 g) was dissolved in ethyl acetate (3 liters), and a solution of chlorine in carbon tetrachloride (3.85%, 870 g) was added dropwise thereto at room temperature over a period of 15 minutes, followed by stirring for 1 hour. Water (1 liter) and then 10% aqueous sodium thiosulfate (50 ml) were poured into the reaction mixture, which was stirred for 0.5 hour and allowed to stand. The organic layer was washed successively with saturated sodium bicarbonate and brine and dried over anhydrous sodium sulfate. Filtration and concentration of the filtrate in vacuo gave (3S,4S)-4-(1-chloromethylethenyl)- 3-(1-(R)-benzyloxycarbonyloxyethyl)-1-di(p-anisyl)methyl-2-azetidinone. m.p., 84°-85° C.

후처리

  1. stirringwas stirred for 0.5 hour
  2. washThe organic layer was washed successively with saturated sodium bicarbonate and brine
  3. dry with materialdried over anhydrous sodium sulfate
  4. filtrationFiltration and concentration of the filtrate in vacuo

출처 및 근거

ORD 기록
ord-30fcb3b668ce4bd1a1eb0d2cb70b48c1
출처 데이터셋
uspto-grants-1992_05
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US05112966

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