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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 931199Generated: October 31, 2026

Acetic Acid → HCID 178525786, compound

https://huagongshe.com/reaction/931199

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AcidHCID 176—
ReactantDimethylformamideHCID 6228—
Reactant2-Cyclopropylpyrimidine-4-carbaldehydeHCID 29939812—
Reactant(R)-1-(5,6-diaminopyridin-2-yl)piperidine-3-carboxylic acidHCID 117966601—
ProductHCID 178525786HCID 178525786—

Reaction Conditions

Temperature60 °C

Reaction Steps

To a solution of (R)-1-(5,6-diaminopyridin-2-yl)piperidine-3-carboxylic acid in N,N-dimethylformamide (49 mL, 12.25 mmol, 0.25M) was added a solution of 2-cyclopropylpyrimidine-4-carbaldehyde in N,N-dimethylformamide (49 mL, 12.25 mmol, 0.25M) followed by acetic acid (7.35 mL, 122.5 mmol). The reaction mixture was stirred at 60° C. for 16 h. The solvent was removed under reduced pressure and the residue was purified via HPLC to afford (R)-1-(2-(2-cyclopropylpyrimidin-4-yl)-3H-imidazo[4,5-b]pyridin-5-yl)piperidine-3-carboxylic acid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09296745B2
Source datasetuspto-grants-2016_03
ORD IDord-6d9ea41b497d464fa9dafa4aea2b46d7
Source noteuspto-grants-2016_03