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Diisopropylethylamine → (R)-methyl 1-(5-(2-(2,5-difluorophenyl)pyrrolidin-1-yl)pyrazolo[1,5-a]pyrimidin-3-ylcarbamoyl)cyclopropanecarboxylate

HRID 2275362
ノート
印刷プレビュー

反応式

HRID 2275362 の反応式
[F:1][C:2]1[CH:7]=[CH:6][C:5]([F:8])=[CH:4][C:3]=1[C@H:9]1[CH2:13][CH2:12][CH2:11][N:10]1[C:14]1[CH:19]=[CH:18][N:17]2[N:20]=[CH:21][C:22]([NH2:23])=[C:16]2[N:15]=1.[CH3:24][O:25][C:26]([C:28]1([C:31](O)=[O:32])[CH2:30][CH2:29]1)=[O:27].CN(C(ON1N=NC2C=CC=NC1=2)=[N+](C)C)C.F[P-](F)(F)(F)(F)F.CCN(C(C)C)C(C)C>CCOC(C)=O.CN(C=O)C>[F:1][C:2]1[CH:7]=[CH:6][C:5]([F:8])=[CH:4][C:3]=1[C@H:9]1[CH2:13][CH2:12][CH2:11][N:10]1[C:14]1[CH:19]=[CH:18][N:17]2[N:20]=[CH:21][C:22]([NH:23][C:31]([C:28]3([C:26]([O:25][CH3:24])=[O:27])[CH2:30][CH2:29]3)=[O:32])=[C:16]2[N:15]=1
参加物実験手順後処理出典と根拠反応ノート

参加物

7

反応物 4

HCID 81531DiisopropylethylamineHCID 9886157Methanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 138618231-(Methoxycarbonyl)cyclopropane-1-carboxylic acidHCID 58386314(R)-5-(2-(2,5-difluorophenyl)pyrrolidin-1-yl)pyrazolo[1,5-a]pyrimidin-3-amine

生成物 1

HCID 58386296
(R)-methyl 1-(5-(2-(2,5-difluorophenyl)pyrrolidin-1-yl)pyrazolo[1,5-a]pyrimidin-3-ylcarbamoyl)cyclopropanecarboxylate
収率 60%

試薬・触媒・溶媒 2

HCID 6228Dimethylformamide溶媒HCID 8857Ethyl Acetate溶媒

実験手順

To a mixture of (R)-5-(2-(2,5-difluorophenyl)pyrrolidin-1-yl)pyrazolo[1,5-a]pyrimidin-3-amine (Preparation B; 43 mg, 0.14 mmol), 1-(methoxycarbonyl)cyclopropanecarboxylic acid (24 mg, 0.16 mmol), and HATU (62 mg, 0.16 mmol) was added 0.7 mL DMF to make a solution. After cooling in an ice bath for 10 minutes, DIEA (0.053 mL, 0.30 mmol) was added to the reaction drop-wise. The reaction was allowed to warm up to ambient temperature and stirred for 10 minutes. The reaction mixture was diluted with EtOAc (15 mL), washed with water, brine (5 mL each), concentrated, and purified by reverse-phase column chromatography, eluting with 5 to 72% acetonitrile/water to yield the final product as a yellowish foamy powder (36 mg, 60% yield). MS (apci) m/z=442.2 (M+H).

後処理

  1. temperatureAfter cooling in an ice bath for 10 minutes
  2. washwashed with water, brine (5 mL each)
  3. concentrationconcentrated
  4. custompurified by reverse-phase column chromatography
  5. washeluting with 5 to 72% acetonitrile/water

出典と根拠

ORDレコード
ord-48c33b9276f74903b95a8b377d1a2859
出典データセット
uspto-grants-2015_09
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US09127013B2

反応ノート

読み込み中…

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