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Acetic acid 8-cyclopentyl-2-methanesulfinyl-7-oxo-7,8-dihydro-pyrido[2,3-d]pyrimidin-6-ylmethyl ester → 4-[6-(6-Acetoxymethyl-8-cyclopentyl-7-oxo-7,8-dihydro-pyrido[2,3-d]pyrimidin-2-ylamino)-pyridin-3-yl]-piperazine-1-carboxylic acid tert-butyl ester

HRID 1271942
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HRID 1271942 반응식
[CH:1]1([N:6]2[C:11]3[N:12]=[C:13](S(C)=O)[N:14]=[CH:15][C:10]=3[CH:9]=[C:8]([CH2:19][O:20][C:21](=[O:23])[CH3:22])[C:7]2=[O:24])[CH2:5][CH2:4][CH2:3][CH2:2]1.[C:25]([O:29][C:30]([N:32]1[CH2:37][CH2:36][N:35]([C:38]2[CH:39]=[N:40][C:41]([NH2:44])=[CH:42][CH:43]=2)[CH2:34][CH2:33]1)=[O:31])([CH3:28])([CH3:27])[CH3:26]>C1(C)C=CC=CC=1>[C:25]([O:29][C:30]([N:32]1[CH2:37][CH2:36][N:35]([C:38]2[CH:39]=[N:40][C:41]([NH:44][C:13]3[N:14]=[CH:15][C:10]4[CH:9]=[C:8]([CH2:19][O:20][C:21](=[O:23])[CH3:22])[C:7](=[O:24])[N:6]([CH:1]5[CH2:5][CH2:4][CH2:3][CH2:2]5)[C:11]=4[N:12]=3)=[CH:42][CH:43]=2)[CH2:34][CH2:33]1)=[O:31])([CH3:28])([CH3:26])[CH3:27]
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참가 물질

4

반응물 2

HCID 11439492Acetic acid 8-cyclopentyl-2-methanesulfinyl-7-oxo-7,8-dihydro-pyrido[2,3-d]pyrimidin-6-ylmethyl esterHCID 11737525tert-Butyl 4-(6-aminopyridin-3-yl)piperazine-1-carboxylate

생성물 1

HCID 113764404-[6-(6-Acetoxymethyl-8-cyclopentyl-7-oxo-7,8-dihydro-pyrido[2,3-d]pyrimidin-2-ylamino)-pyridin-3-yl]-piperazine-1-carboxylic acid tert-butyl ester수율 16.5%

시약·촉매·용매 1

HCID 1140Toluene
용매

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온도
96 °C

실험 절차

Acetic acid 8-cyclopentyl-2-methanesulfinyl-7-oxo-7,8-dihydro-pyrido[2,3-d]pyrimidin-6-ylmethyl ester (0.80 g, 2.29 mmol), prepared as in Example 27, and 4-(6-Amino-pyridin-3-yl)-piperazine-1-carboxylic acid tert-butyl ester (1.17 g, 4.20 mmol) were added to toluene (8 ml), heated to 96° C. for 6 hours. The reaction mixture was allowed to cool, then filtered and the residue washed with toluene. The resulting solid was dried in vacuo then recrystallized from chloroform/diethyl ether to provide 4-[6-(6-acetoxymethyl-8-cyclopentyl-7-oxo-7,8-dihydro-pyrido[2,3-d]pyrimidin-2-ylamino)-pyridin-3-yl]-piperazine-1-carboxylic acid tert-butyl ester as a solid (0.213 g, 16.5%). MS (APCI) M++1; Calc'd, 564.2, Found, 564.3.

후처리

  1. temperatureto cool
  2. filtrationfiltered
  3. washthe residue washed with toluene
  4. customThe resulting solid was dried in vacuo
  5. customthen recrystallized from chloroform/diethyl ether

출처 및 근거

ORD 기록
ord-dcbcde824e3e4814bead458b2563e10d
출처 데이터셋
uspto-grants-2007_04
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07208489B2

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