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Hydrochloric Acid → 6-{4-[4-(4-Fluoro-benzyl)-phthalazin-1-yl]-piperazin-1-yl}-nicotinic acid

HRID 42209
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인쇄 미리보기

반응식

HRID 42209 반응식
C([O:3][C:4](=[O:35])[C:5]1[CH:10]=[CH:9][C:8]([N:11]2[CH2:16][CH2:15][N:14]([C:17]3[C:26]4[C:21](=[CH:22][CH:23]=[CH:24][CH:25]=4)[C:20]([CH2:27][C:28]4[CH:33]=[CH:32][C:31]([F:34])=[CH:30][CH:29]=4)=[N:19][N:18]=3)[CH2:13][CH2:12]2)=[N:7][CH:6]=1)C.[OH-].[Li+].C1COCC1.Cl>O.CO>[F:34][C:31]1[CH:30]=[CH:29][C:28]([CH2:27][C:20]2[C:21]3[C:26](=[CH:25][CH:24]=[CH:23][CH:22]=3)[C:17]([N:14]3[CH2:13][CH2:12][N:11]([C:8]4[CH:9]=[CH:10][C:5]([C:4]([OH:35])=[O:3])=[CH:6][N:7]=4)[CH2:16][CH2:15]3)=[N:18][N:19]=2)=[CH:33][CH:32]=1
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참가 물질

7

반응물 4

HCID 313Hydrochloric AcidHCID 3939Lithium HydroxideHCID 8028TetrahydrofuranHCID 592406536-{4-[4-(4-Fluoro-benzyl)-phthalazin-1-yl]-piperazin-1-yl}-nicotinic acid ethyl ester

생성물 1

HCID 592406356-{4-[4-(4-Fluoro-benzyl)-phthalazin-1-yl]-piperazin-1-yl}-nicotinic acid

시약·촉매·용매 2

HCID 887
Methanol
용매
HCID 962Water용매

실험 절차

6-{4-[4-(4-Fluoro-benzyl)-phthalazin-1-yl]-piperazin-1-yl}-nicotinic acid ethyl ester (188 mg, 0.4 mmol), Lithium hydroxide (96 mg, 4.0 mmol), THF (750 μL), MeOH (750 μL), and H2O (400 μL) are combined at room temperature and stirred 16 h. Adjust pH to between three and four with 1N HCl. Extract with CH2Cl2/EtOH 4:1 and combined organics are washed with brine. Concentrate in vacuo to yield the title compound without further purification (165 mg, 93%).

후처리

  1. customare combined at room temperature
  2. extractionExtract with CH2Cl2/EtOH 4:1
  3. washcombined organics are washed with brine
  4. concentrationConcentrate in vacuo

출처 및 근거

ORD 기록
ord-79c2c2eb29594df8b78e6394d8a9e248
출처 데이터셋
uspto-grants-2013_09
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08536168B2

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