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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1480337Generated: October 29, 2026

Hydrogen Bromide → 5-cyclopropyl-4-(2,2-difluoroethoxy)-N-(2-(5-methyl-1,2,4-oxadiazol-3-yl)-1-(methylsulfonyl)propan-2-yl)picolinamide

https://huagongshe.com/reaction/1480337

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrogen BromideHCID 260—
ReactantHydrochloric AcidHCID 313—
Reactant2-(5-Methyl-1,2,4-oxadiazol-3-yl)-1-methylsulfonyl-propan-2-amineHCID 90203430—
Reactant5-Cyclopropyl-4-(2,2-difluoroethoxy)pyridine-2-carboxylic acidHCID 90203530—
Product5-cyclopropyl-4-(2,2-difluoroethoxy)-N-(2-(5-methyl-1,2,4-oxadiazol-3-yl)-1-(methylsulfonyl)propan-2-yl)picolinamideHCID 90204092—

Reaction Steps

The title compound was synthesized in analogy to Example 112e, using 5-cyclopropyl-4-(2,2-difluoroethoxy)pyridine-2-carboxylic acid;hydrochloride (example 145d) and 2-(5-methyl-1,2,4-oxadiazol-3-yl)-1-methylsulfonyl-propan-2-amine;hydrobromide (enantiomer B) (example 125b) as starting materials and isolated (25 mg, 31%); MS (ESI, m/z): 445.3 (M+H+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09409866B2
Source datasetuspto-grants-2016_08
ORD IDord-6c1cf3c870274a6bb99b8513efb5ca68
Source noteuspto-grants-2016_08