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Potassium Carbonate → (R)-2-(5-cyano-6-(3-methylisothiazol-5-ylamino)pyrazin-2-ylamino)-3-cyclopropylpropanamide

HRID 332827
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HRID 332827 반응식
Cl[C:2]1[N:7]=[C:6]([NH:8][C@H:9]([CH2:13][CH:14]2[CH2:16][CH2:15]2)[C:10]([NH2:12])=[O:11])[CH:5]=[N:4][C:3]=1[C:17]#[N:18].Cl.[CH3:20][C:21]1[CH:25]=[C:24]([NH2:26])[S:23][N:22]=1.C([O-])([O-])=O.[K+].[K+].C1C=CC(P(C2C(C3C(P(C4C=CC=CC=4)C4C=CC=CC=4)=CC=C4C=3C=CC=C4)=C3C(C=CC=C3)=CC=2)C2C=CC=CC=2)=CC=1>O1CCOCC1.CC([O-])=O.CC([O-])=O.[Pd+2]>[C:17]([C:3]1[N:4]=[CH:5][C:6]([NH:8][C@H:9]([CH2:13][CH:14]2[CH2:16][CH2:15]2)[C:10]([NH2:12])=[O:11])=[N:7][C:2]=1[NH:26][C:24]1[S:23][N:22]=[C:21]([CH3:20])[CH:25]=1)#[N:18]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

7

반응물 4

HCID 11430Potassium CarbonateHCID 634876Binap, (A+-)-HCID 27239183-Methylisothiazol-5-ylamine hydrochlorideHCID 86685539(R)-2-(6-chloro-5-cyanopyrazin-2-ylamino)-3-cyclopropylpropanamide

생성물 1

HCID 86685619(R)-2-(5-cyano-6-(3-methylisothiazol-5-ylamino)pyrazin-2-ylamino)-3-cyclopropylpropanamide수율 128.9%

시약·촉매·용매

2
HCID 167845palladium(II) acetate촉매HCID 312751,4-Dioxane용매

실험 절차

A mixture of (R)-2-(6-chloro-5-cyanopyrazin-2-ylamino)-3-cyclopropylpropanamide (86 mg, 0.323 mmol), 3-methylisothiazol-5-amine hydrochloride (70 mg, 0.464 mmol), K2CO3 (130 mg, 0.942 mmol), BINAP (30 mg, 0.048 mmol) and Pd(OAc)2 (15 mg, 0.066 mmol) in dioxane (2 mL) was degassed with Ar, then was stirred at 110 C for 20 h. EtOAc and H2O were added. Organic phase was separated, dried over Na2SO4, concentrated in vacuo to give (R)-2-(5-cyano-6-(3-methylisothiazol-5-ylamino)pyrazin-2-ylamino)-3-cyclopropylpropanamide (143 mg).

후처리

  1. customwas degassed with Ar
  2. additionEtOAc and H2O were added
  3. customOrganic phase was separated
  4. dry with materialdried over Na2SO4
  5. concentrationconcentrated in vacuo

출처 및 근거

ORD 기록
ord-327c058c7e5c421495dfd9b4045915b7
출처 데이터셋
uspto-grants-2014_11
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08877760B2

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