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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1962028Generated: October 29, 2026

Isobutyric Acid → HCID 57990067, compound

https://huagongshe.com/reaction/1962028

Reaction equation

Participants

RoleNameHCIDCharge
ReactantIsobutyric AcidHCID 6590—
ReactantMethanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 9886157—
ReactantHCID 57989626HCID 57989626—
SolventDichloromethaneHCID 6344—
ProductHCID 57990067HCID 5799006742.6%

Reaction Conditions

Temperature55 °C

Reaction Steps

To suspension of N-{3-[5-[2-(aminomethyl)-4-pyrimidinyl]-2-(4-morpholinyl)-1,3-thiazol-4-yl]-2-fluorophenyl}-2,5-difluorobenzenesulfonamide (0.1 g, 0.178 mmol) in dichloromethane (1.778 ml) was added HATU (0.084 g, 0.222 mmol) and 2-methylpropanoic acid (0.047 g, 0.533 mmol). The reaction mixture was stirred and heated at 55° C. After 16 h, the reaction mixture was quenched with water, extracted with DCM (2×), dried over MgSO4, filtered, and concentrated. The crude product was added to a silica gel column and eluted with DCM with 10% MeOH in DCM (5% to 40%) and collected fractions to obtain the title compound as a solid (48 mg, 42% yield). MS (ESI): 633 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08415345B2
Source datasetuspto-grants-2013_04
ORD IDord-4330f9c816f4489599af53e9baf6cdeb
Source noteuspto-grants-2013_04