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]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).
Wird geladen…