Isopropylamine → 3-(5-Methyl-3-phenyl-isoxazol-4-ylmethoxy)-isothiazole-5-carboxylic acid isopropylamide

HRID 1920932Notes

Reaction equation

HRID 1920932 reaction equation
CO[C:3]([C:5]1[S:9][N:8]=[C:7]([O:10][CH2:11][C:12]2[C:13]([C:18]3[CH:23]=[CH:22][CH:21]=[CH:20][CH:19]=3)=[N:14][O:15][C:16]=2[CH3:17])[CH:6]=1)=[O:4].COC(C1ON=C(OC[C:35]2[C:36]([C:41]3C=CC=CN=3)=[N:37]OC=2C)C=1)=O.C(N)(C)C>>[CH:36]([NH:37][C:3]([C:5]1[S:9][N:8]=[C:7]([O:10][CH2:11][C:12]2[C:13]([C:18]3[CH:19]=[CH:20][CH:21]=[CH:22][CH:23]=3)=[N:14][O:15][C:16]=2[CH3:17])[CH:6]=1)=[O:4])([CH3:41])[CH3:35]

Participants

4

Procedure

As described for example 14e, 3-(5-methyl-3-phenyl-isoxazol-4-ylmethoxy)-isothiazole-5-carboxylic acid methyl ester (100 mg, 0.3 mmol), instead of 3-(5-methyl-3-pyridin-2-yl-isoxazol-4-ylmethoxy)-isoxazole-5-carboxylic acid methyl ester, was converted, using isopropyl amine (21 mg, 0.36 mmol), to the title compound (74 mg, 68%) which was obtained as a white solid after purification by chromatography (silica, dichloromethane:methanol=1:0 to 9:1). MS: m/e=358.1 [M+H]+.

Sources & evidence

ORD record
ord-42615c3693fe413aa2afd142190bc517
Source dataset
uspto-grants-2012_05
Patent number
US08173652B2

Reaction notes

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