Tetrahydrofuran → N-[5-({2-[(cyclopropylcarbonyl)amino][1,2,4]triazolo[1,5-a]pyridin-6-yl}oxy)-2-methylphenyl]-2,4-dimethyl-1,3-oxazole-5-carboxamide

HRID 1874497Notes

Reaction equation

HRID 1874497 reaction equation
[CH3:1][C:2]1[O:3][C:4]([C:8]([OH:10])=O)=[C:5]([CH3:7])[N:6]=1.O1CCCC1.S(Cl)(Cl)=O.[NH2:20][C:21]1[CH:22]=[C:23]([CH:40]=[CH:41][C:42]=1[CH3:43])[O:24][C:25]1[CH:26]=[CH:27][C:28]2[N:29]([N:31]=[C:32]([NH:34][C:35]([CH:37]3[CH2:39][CH2:38]3)=[O:36])[N:33]=2)[CH:30]=1>CN(C)C=O.CN(C)C(=O)C>[CH:37]1([C:35]([NH:34][C:32]2[N:33]=[C:28]3[CH:27]=[CH:26][C:25]([O:24][C:23]4[CH:40]=[CH:41][C:42]([CH3:43])=[C:21]([NH:20][C:8]([C:4]5[O:3][C:2]([CH3:1])=[N:6][C:5]=5[CH3:7])=[O:10])[CH:22]=4)=[CH:30][N:29]3[N:31]=2)=[O:36])[CH2:38][CH2:39]1

Participants

7

Reactant 4

HCID 8028TetrahydrofuranHCID 24386Thionyl ChlorideHCID 1132979Dimethyl-1,3-oxazole-5-carboxylic acidHCID 57749401N-[6-(3-amino-4-methylphenoxy)[1,2,4]triazolo[1,5-a]pyridin-2-yl]cyclopropanecarboxamide

Product 1

HCID 57749402N-[5-({2-[(cyclopropylcarbonyl)amino][1,2,4]triazolo[1,5-a]pyridin-6-yl}oxy)-2-methylphenyl]-2,4-dimethyl-1,3-oxazole-5-carboxamideYield 64.3%

Reagents, catalysts & solvents 2

HCID 6228DimethylformamideCatalystHCID 31374DimethylacetamideSolvent

Procedure

In the same manner as in Example 55 and using 2,4-dimethyl-1,3-oxazole-5-carboxylic acid (56.6 mg, 0.401 mmol), tetrahydrofuran (5 mL), thionyl chloride (69.1 μL, 0.796 mmol), N,N-dimethylformamide (2 drops), N-[6-(3-amino-4-methylphenoxy)[1,2,4]triazolo[1,5-a]pyridin-2-yl]cyclopropanecarboxamide (117 mg, 0.362 mmol) and N,N-dimethylacetamide (6 mL) as starting materials, the title compound (104 mg, 64%) was obtained as a pale-brown solid.

Sources & evidence

ORD record
ord-86f0800f8f98406cb5fbb2cf96c7724e
Source dataset
uspto-grants-2012_11
Patent number
US08304557B2

Reaction notes

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