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Isopropanol → 2,3-dihydro-7-methoxy-8-[2-(4-phenyl-1-piperazinyl)ethoxy]cyclopenta[c][1]benzopyran-4(1H)-one

HRID 22338
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HRID 22338 반응식
CS(O[CH2:6][CH2:7][O:8][C:9]1[C:10]([O:23][CH3:24])=[CH:11][C:12]2[O:17][C:16](=[O:18])[C:15]3[CH2:19][CH2:20][CH2:21][C:14]=3[C:13]=2[CH:22]=1)(=O)=O.[C:25]1([N:31]2[CH2:36][CH2:35][NH:34][CH2:33][CH2:32]2)[CH:30]=[CH:29][CH:28]=[CH:27][CH:26]=1.C(O)(C)C.C([O-])(=O)/C=C/C([O-])=O>CC(C)=O>[CH3:24][O:23][C:10]1[C:9]([O:8][CH2:7][CH2:6][N:34]2[CH2:35][CH2:36][N:31]([C:25]3[CH:30]=[CH:29][CH:28]=[CH:27][CH:26]=3)[CH2:32][CH2:33]2)=[CH:22][C:13]2[C:14]3[CH2:21][CH2:20][CH2:19][C:15]=3[C:16](=[O:18])[O:17][C:12]=2[CH:11]=1
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참가 물질

6

반응물 4

HCID 3776IsopropanolHCID 70961-PhenylpiperazineHCID 5460307FumarateHCID 199277162,3-dihydro-8-[2-(methanesulfonyloxy)ethoxy]-7-methoxy-cyclopenta[c][1]-benzopyran-4(1H)-one

생성물 1

HCID 199276872,3-dihydro-7-methoxy-8-[2-(4-phenyl-1-piperazinyl)ethoxy]cyclopenta[c][1]benzopyran-4(1H)-one수율 90%

시약·촉매·용매 1

HCID 180Acetone용매

실험 절차

Method B (24 h at 80° C.); starting materials: 2,3-dihydro-8-[2-(methanesulfonyloxy)ethoxy]-7-methoxy-cyclopenta[c][1]-benzopyran-4(1H)-one (example 81) and 1-phenylpiperazine; yield 90%; fusion point 155°-156° C. (from isopropanol). Fumarate: method E; yield 94%; fusion point 182°-185° C. (from acetone).

후처리

  1. customMethod B (24 h at 80° C.)

출처 및 근거

ORD 기록
ord-1a2f63fa05574a37bc8bd5d3321ac466
출처 데이터셋
uspto-grants-1995_06
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US05428038

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