Acetoxyacetyl chloride → 2-(4-(5-(3-(2-Methylpyridin-3-yloxy)-5-(pyridin-2-ylthio)pyridin-2-ylamino)-1,2,4-thiadiazol-3-yl)piperidin-1-yl)-2-oxoethyl acetate

HRID 1809656Notes

Reaction equation

[CH3:1][C:2]1[C:7]([O:8][C:9]2[C:10]([NH:22][C:23]3[S:27][N:26]=[C:25]([CH:28]4[CH2:33][CH2:32][NH:31][CH2:30][CH2:29]4)[N:24]=3)=[N:11][CH:12]=[C:13]([S:15][C:16]3[CH:21]=[CH:20][CH:19]=[CH:18][N:17]=3)[CH:14]=2)=[CH:6][CH:5]=[CH:4][N:3]=1.[C:34]([O:37][CH2:38][C:39](Cl)=[O:40])(=[O:36])[CH3:35]>>[C:34]([O:37][CH2:38][C:39]([N:31]1[CH2:32][CH2:33][CH:28]([C:25]2[N:24]=[C:23]([NH:22][C:10]3[C:9]([O:8][C:7]4[C:2]([CH3:1])=[N:3][CH:4]=[CH:5][CH:6]=4)=[CH:14][C:13]([S:15][C:16]4[CH:21]=[CH:20][CH:19]=[CH:18][N:17]=4)=[CH:12][N:11]=3)[S:27][N:26]=2)[CH2:29][CH2:30]1)=[O:40])(=[O:36])[CH3:35]

Participants

Reactant 2

HCID 26297Acetoxyacetyl chloride

HCID 67487355N-(3-(2-methylpyridin-3-yloxy)-5-(pyridin-2-ylthio)pyridin-2-yl)-3-(piperidin-4-yl)-1,2,4-thiadiazol-5-amine

Product 1

HCID 674875002-(4-(5-(3-(2-Methylpyridin-3-yloxy)-5-(pyridin-2-ylthio)pyridin-2-ylamino)-1,2,4-thiadiazol-3-yl)piperidin-1-yl)-2-oxoethyl acetateYield 96.5%

Procedure

Following the procedure in Example 1, Step G, and using N-(3-(2-methylpyridin-3-yloxy)-5-(pyridin-2-ylthio)pyridin-2-yl)-3-(piperidin-4-yl)-1,2,4-thiadiazol-5-amine (Example 193, step F; 150 mg, 0.314 mmol) and 2-chloro-2-oxoethyl acetate (42.9 mg, 0.314 mmol) provided 2-(4-(5-(3-(2-methylpyridin-3-yloxy)-5-(pyridin-2-ylthio)pyridin-2-ylamino)-1,2,4-thiadiazol-3-yl)piperidin-1-yl)-2-oxoethyl acetate (175 mg, 0.303 mmol, 96.5% yield).

Sources & evidence

ORD record: ord-3748298756a64d86a9acf651209f5c80
Source dataset: uspto-grants-2013_01
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US08362037B2

Reaction notes

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