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Hydrochloric Acid → 1-(4-Methoxyphenyl)-7-oxo-6-[4-(2-oxo-1(2H)-pyridinyl)phenyl]-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acid

HRID 491954
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인쇄 미리보기

반응식

HRID 491954 반응식
[CH3:1][O:2][C:3]1[CH:8]=[CH:7][C:6]([N:9]2[C:13]3[C:14](=[O:31])[N:15]([C:18]4[CH:23]=[CH:22][C:21]([N:24]5[CH:29]=[CH:28][CH:27]=[CH:26][C:25]5=[O:30])=[CH:20][CH:19]=4)[CH2:16][CH2:17][C:12]=3[C:11]([C:32]([O:34]CC)=[O:33])=[N:10]2)=[CH:5][CH:4]=1.[OH-].[Li+].CO.Cl>O.C1COCC1>[CH3:1][O:2][C:3]1[CH:8]=[CH:7][C:6]([N:9]2[C:13]3[C:14](=[O:31])[N:15]([C:18]4[CH:19]=[CH:20][C:21]([N:24]5[CH:29]=[CH:28][CH:27]=[CH:26][C:25]5=[O:30])=[CH:22][CH:23]=4)[CH2:16][CH2:17][C:12]=3[C:11]([C:32]([OH:34])=[O:33])=[N:10]2)=[CH:5][CH:4]=1
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

7

반응물 4

HCID 313Hydrochloric AcidHCID 887MethanolHCID 3939Lithium HydroxideHCID 10277738HCID 10277738, 화합물

생성물 1

HCID 102979841-(4-Methoxyphenyl)-7-oxo-6-[4-(2-oxo-1(2H)-pyridinyl)phenyl]-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acid수율 79%

시약·촉매·용매 2

HCID 962
Water
용매
HCID 8028Tetrahydrofuran용매

실험 절차

Ethyl 1-(4-methoxyphenyl)-7-oxo-6-[4-(2-oxo-1(2H)-pyridinyl)phenyl]-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate (0.5 g, 1.03 mmol) was hydrolyzed with lithium hydroxide (0.13 g, 3 mmol) and a mixture of methyl alcohol (5 mL), THF (25 mL) and water (25 mL) for 24 h. The reaction was acidified with conc. HCl and the resulting solid filtered off. The product was suspended in 1:1 CH2Cl2/hexanes, filtered, and dried to afford 0.37 g (79%) white solid; Mass Spec (M+H)+ 457.3.

후처리

  1. filtrationthe resulting solid filtered off
  2. filtrationfiltered
  3. customdried

출처 및 근거

ORD 기록
ord-c51afd02b4944e7dad03bb65beb7bc19
출처 데이터셋
uspto-grants-2009_05
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07531535B2

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