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4-Nitrophenol → 1,3-dimethyl-6-{4-[2-(4-nitrophenoxy)ethyl]piperazin-1-yl}-2,4(1H,3H)-pyrimidinedione

HRID 1085261
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HRID 1085261 반응식
[CH3:1][N:2]1[C:7]([N:8]2[CH2:13][CH2:12][N:11]([CH2:14][CH2:15][OH:16])[CH2:10][CH2:9]2)=[CH:6][C:5](=[O:17])[N:4]([CH3:18])[C:3]1=[O:19].[N+:20]([C:23]1[CH:28]=[CH:27][C:26](O)=[CH:25][CH:24]=1)([O-:22])=[O:21].C1(P(C2C=CC=CC=2)C2C=CC=CC=2)C=CC=CC=1>O1CCCC1>[CH3:1][N:2]1[C:7]([N:8]2[CH2:13][CH2:12][N:11]([CH2:14][CH2:15][O:16][C:26]3[CH:27]=[CH:28][C:23]([N+:20]([O-:22])=[O:21])=[CH:24][CH:25]=3)[CH2:10][CH2:9]2)=[CH:6][C:5](=[O:17])[N:4]([CH3:18])[C:3]1=[O:19]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

5

반응물 3

HCID 9804-NitrophenolHCID 11776TriphenylphosphineHCID 99702521,3-dimethyl-6-[4-(2-hydroxyethyl)piperazin-1-yl]-2,4(1H,3H)-pyrimidinedione2회

생성물 1

HCID 100917261,3-dimethyl-6-{4-[2-(4-nitrophenoxy)ethyl]piperazin-1-yl}-2,4(1H,3H)-pyrimidinedione수율 69.3%

시약·촉매·용매 1

HCID 8028Tetrahydrofuran
용매

실험 절차

To 100 ml of anhydrous tetrahydrofuran were added 5.37 g of 1,3-dimethyl-6-[4-(2-hydroxyethyl)piperazin-1-yl]-2,4(1H,3H)-pyrimidinedione (compound 41), 3.20 g of 4-nitrophenol and 6.03 g of triphenylphosphine, and the resulting mixture was treated in the same manner as in Example 20-(2) to obtain 5.40 g of crystalline 1,3-dimethyl-6-{4-[2-(4-nitrophenoxy)ethyl]piperazin-1-yl}-2,4(1H,3H)-pyrimidinedione.

후처리

  1. additionthe resulting mixture was treated in the same manner as in Example 20-(2)

출처 및 근거

ORD 기록
ord-1958cb8b37bf4df2bb436844cff5350a
출처 데이터셋
uspto-grants-1991_04
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US05008267

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