1-(4-Fluorophenyl)piperazine → 8-{3-[4-(4-fluorophenyl)-1-piperazinyl]propoxy}-2,3-dihydro-7-methoxy-cyclopenta[c][1]benzopyran-4(1H)-one

HRID 22345

반응식

HRID 22345 반응식
CS(O[CH2:6][CH2:7][CH2:8][O:9][C:10]1[C:11]([O:24][CH3:25])=[CH:12][C:13]2[O:18][C:17](=[O:19])[C:16]3[CH2:20][CH2:21][CH2:22][C:15]=3[C:14]=2[CH:23]=1)(=O)=O.[F:26][C:27]1[CH:32]=[CH:31][C:30]([N:33]2[CH2:38][CH2:37][NH:36][CH2:35][CH2:34]2)=[CH:29][CH:28]=1.C([O-])(=O)/C=C/C([O-])=O>C(O)C>[F:26][C:27]1[CH:28]=[CH:29][C:30]([N:33]2[CH2:38][CH2:37][N:36]([CH2:6][CH2:7][CH2:8][O:9][C:10]3[C:11]([O:24][CH3:25])=[CH:12][C:13]4[O:18][C:17](=[O:19])[C:16]5[CH2:20][CH2:21][CH2:22][C:15]=5[C:14]=4[CH:23]=3)[CH2:35][CH2:34]2)=[CH:31][CH:32]=1

참가 물질

5

반응물 3

HCID 752601-(4-Fluorophenyl)piperazineHCID 5460307FumarateHCID 199276622,3-dihydro-8-[3-(methanesulfonyloxy)propoxy]-7-methoxy-cyclopenta[c][1]-benzopyran-4(1H)-one

생성물 1

HCID 199277138-{3-[4-(4-fluorophenyl)-1-piperazinyl]propoxy}-2,3-dihydro-7-methoxy-cyclopenta[c][1]benzopyran-4(1H)-one수율 84%

시약·촉매·용매 1

HCID 702Ethanol용매2회

실험 절차

Method B (12 h at 55° C.); starting materials: 2,3-dihydro-8-[3-(methanesulfonyloxy)propoxy]-7-methoxy-cyclopenta[c][1]-benzopyran-4(1H)-one (example 82) and 1-(4-fluorophenyl)piperazine; yield 84%; fusion point 139°-141° C. (from ethanol). Fumarate: method E; yield 90%; fusion point 195°-200° C. (from ethanol).

후처리

  1. customMethod B (12 h at 55° C.)

출처 및 근거

ORD 기록
ord-a9cd8dfe7fff459989a271e227763bd8
출처 데이터셋
uspto-grants-1995_06
특허 번호
US05428038

연결된 노트

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