Pivaloyl chloride → HCID 67158011, compound

HRID 548825Notes

Reaction equation

HRID 548825 reaction equation
[CH3:1][C:2]1[O:6][N:5]=[C:4]([C:7]2[CH:12]=[CH:11][CH:10]=[CH:9][CH:8]=2)[C:3]=1[CH2:13][O:14][C:15]1[N:20]=[N:19][C:18]([NH2:21])=[CH:17][CH:16]=1.[C:22](Cl)(=[O:27])[C:23]([CH3:26])([CH3:25])[CH3:24]>>[CH3:24][C:23]([CH3:26])([CH3:25])[C:22]([NH:21][C:18]1[N:19]=[N:20][C:15]([O:14][CH2:13][C:3]2[C:4]([C:7]3[CH:8]=[CH:9][CH:10]=[CH:11][CH:12]=3)=[N:5][O:6][C:2]=2[CH3:1])=[CH:16][CH:17]=1)=[O:27]

Participants

3

Reactant 2

HCID 62493Pivaloyl chlorideHCID 426297716-(5-Methyl-3-phenyl-isoxazol-4-ylmethoxy)-pyridazin-3-ylamine

Product 1

HCID 67158011HCID 67158011, compoundYield 87%

Procedure

As described for example 18, 6-(5-methyl-3-phenyl-isoxazol-4-ylmethoxy)-pyridazin-3-ylamine (280 mg, 1 mmol) was converted, using pivaloyl chloride instead of methoxyacetyl chloride, to the title compound (320 mg, 87%) which was obtained as a white solid. MS: m/e=367.1 [M+H].

Sources & evidence

ORD record
ord-4a477acf88284661bfcd683a93f4c74f
Source dataset
uspto-grants-2011_05
Patent number
US07943619B2

Reaction notes

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