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Sodium Hydroxide → 4-[6-(5-Chloro-2-fluoro-phenyl)-3-methyl-isoxazolo[5,4-d]pyrimidin-4-ylamino]-nicotinic acid

HRID 1010847
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HRID 1010847 반응식
C[O:2][C:3](=[O:29])[C:4]1[C:9]([NH:10][C:11]2[N:16]=[C:15]([C:17]3[CH:22]=[C:21]([Cl:23])[CH:20]=[CH:19][C:18]=3[F:24])[N:14]=[C:13]3[O:25][N:26]=[C:27]([CH3:28])[C:12]=23)=[CH:8][CH:7]=[N:6][CH:5]=1.[OH-].[Na+]>CO>[Cl:23][C:21]1[CH:20]=[CH:19][C:18]([F:24])=[C:17]([C:15]2[N:14]=[C:13]3[O:25][N:26]=[C:27]([CH3:28])[C:12]3=[C:11]([NH:10][C:9]3[C:4]([C:3]([OH:29])=[O:2])=[CH:5][N:6]=[CH:7][CH:8]=3)[N:16]=2)[CH:22]=1
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참가 물질

4

반응물 2

HCID 14798Sodium HydroxideHCID 588659594-[6-(5-Chloro-2-fluoro-phenyl)-3-methyl-isoxazolo[5,4-d]pyrimidin-4-ylamino]-nicotinic acid methyl ester

생성물 1

HCID 211043334-[6-(5-Chloro-2-fluoro-phenyl)-3-methyl-isoxazolo[5,4-d]pyrimidin-4-ylamino]-nicotinic acid수율 27%

시약·촉매·용매 1

HCID 887Methanol용매

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온도
70 °C

실험 절차

4-[6-(5-Chloro-2-fluoro-phenyl)-3-methyl-isoxazolo[5,4-d]pyrimidin-4-ylamino]-nicotinic acid methyl ester (525 mg) was suspended in methanol (4 ml), 1M sodium hydroxide solution (4 ml) was added, and then heated to 70° C. for 30 min. The methanol was removed under vacuum and the solution was acidified to pH 4 with 6 M hydrochloric acid. The solid was filtered, washed with water and dried in the oven to give 137 mg product.

후처리

  1. customThe methanol was removed under vacuum
  2. filtrationThe solid was filtered
  3. washwashed with water
  4. customdried in the oven

출처 및 근거

ORD 기록
ord-9cce29f57b184312b2209e3907df1ae4
출처 데이터셋
uspto-grants-2011_07
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07977342B2

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