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Acetic Anhydride → 2-(4-acetyl-1-neopentyl-2-oxo-2,3,4,5-tetrahydro-1H-1,4-benzodiazepin-3-yl)-N-(2-fluorobenzyl)acetamide

HRID 1863988
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HRID 1863988 반응식
[F:1][C:2]1[CH:37]=[CH:36][CH:35]=[CH:34][C:3]=1[CH2:4][NH:5][C:6](=[O:33])[CH2:7][CH:8]1[N:14]([C:15](=[O:22])[C:16]2C=CN=CC=2)[CH2:13][C:12]2[CH:23]=[CH:24][CH:25]=[CH:26][C:11]=2[N:10]([CH2:27][C:28]([CH3:31])([CH3:30])[CH3:29])[C:9]1=[O:32].C(OC(=O)C)(=O)C>N1C=CC=CC=1.CN(C)C1C=CN=CC=1>[C:15]([N:14]1[CH2:13][C:12]2[CH:23]=[CH:24][CH:25]=[CH:26][C:11]=2[N:10]([CH2:27][C:28]([CH3:30])([CH3:31])[CH3:29])[C:9](=[O:32])[CH:8]1[CH2:7][C:6]([NH:5][CH2:4][C:3]1[CH:34]=[CH:35][CH:36]=[CH:37][C:2]=1[F:1])=[O:33])(=[O:22])[CH3:16]
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참가 물질

5

반응물 2

HCID 7918Acetic AnhydrideHCID 23089896N-(2-fluorobenzyl)-2-(4-isonicotinoyl-1-neopentyl-2-oxo-2,3,4,5-tetrahydro-1H-1,4-benzodiazepin-3-yl)acetamide

생성물 1

HCID 230898722-(4-acetyl-1-neopentyl-2-oxo-2,3,4,5-tetrahydro-1H-1,4-benzodiazepin-3-yl)-N-(2-fluorobenzyl)acetamide수율 83.9%

시약·촉매·용매 2

HCID 142844-(Dimethylamino)pyridine촉매
HCID 1049
Pyridine
용매

실험 절차

To a solution of the compound (0.15 g) obtained in Example 1B (1) in pyridine (6 ml) were added acetic anhydride (0.20 g) and 4-dimethylaminopyridine (0.05 g), and the mixture was stirred at room temperature for 14 hrs. The solvent was evaporated, and the residue was purified by silica gel column chromatography and recrystallized from hexane-ethyl acetate to give the title compound (0.11 g) as colorless crystals.

후처리

  1. customThe solvent was evaporated
  2. customthe residue was purified by silica gel column chromatography
  3. customrecrystallized from hexane-ethyl acetate

출처 및 근거

ORD 기록
ord-f0aa0d5178d54c5c96e214beb44dec88
출처 데이터셋
uspto-grants-2009_12
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07625887B2

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