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Potassium Carbonate → phenyl 3-(2-cyanopropan-2-yl)-1-phenyl-1H-pyrazol-5-ylcarbamate

HRID 631643
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HRID 631643 반응식
[NH2:1][C:2]1[N:6]([C:7]2[CH:12]=[CH:11][CH:10]=[CH:9][CH:8]=2)[N:5]=[C:4]([C:13]([CH3:17])([CH3:16])[C:14]#[N:15])[CH:3]=1.C(=O)([O-])[O-].[K+].[K+].Cl[C:25]([O:27][C:28]1[CH:33]=[CH:32][CH:31]=[CH:30][CH:29]=1)=[O:26]>C(Cl)Cl>[C:14]([C:13]([C:4]1[CH:3]=[C:2]([NH:1][C:25](=[O:26])[O:27][C:28]2[CH:33]=[CH:32][CH:31]=[CH:30][CH:29]=2)[N:6]([C:7]2[CH:12]=[CH:11][CH:10]=[CH:9][CH:8]=2)[N:5]=1)([CH3:17])[CH3:16])#[N:15]
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참가 물질

5

반응물 3

HCID 11430Potassium CarbonateHCID 15891Phenyl chloroformateHCID 668758682-(5-amino-1-phenyl-1H-pyrazol-3-yl)-2-methylpropanenitrile

생성물 1

HCID 67159368phenyl 3-(2-cyanopropan-2-yl)-1-phenyl-1H-pyrazol-5-ylcarbamate수율 76.1%

시약·촉매·용매 1

HCID 6344Dichloromethane용매2회

실험 절차

Using the procedure described in Example 306A, to a solution of 2-(5-amino-1-phenyl-1H-pyrazol-3-yl)-2-methylpropanenitrile (451 mg, 2 mmol) and potassium carbonate (359 mg, 2.6 mmol) in anhydrous DCM (4 ml) was added dropwise phenyl chloroformate (0.28 ml, 2.2 mmol) as a solution in DCM (2 ml) to afford phenyl 3-(2-cyanopropan-2-yl)-1-phenyl-1H-pyrazol-5-ylcarbamate (527 mg, 76%). 1H NMR (300 MHz, CDCl3) δ 1.74 (s, 6H), 6.66 (s, 1H), 7.05-7.60 (m, 11H); LC-MS (ESI) m/z 347 (M+H)+.

출처 및 근거

ORD 기록
ord-c3988a3f27c849a6851b199106275a55
출처 데이터셋
uspto-grants-2016_04
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09320739B2

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