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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1775936Generated: November 1, 2026

Formaldehyde → HCID 68995990, compound

https://huagongshe.com/reaction/1775936

Reaction equation

Participants

RoleNameHCIDCharge
ReactantFormaldehydeHCID 712—
ReactantTrifluoroacetic acidHCID 6422—
ReactantN-MethylcyclohexylamineHCID 7514—
ReactantEthyl bromoacetateHCID 7748—
Reactant1-Ethyl-3-(3'-dimethylaminopropyl)carbodiimideHCID 15908—
Reactant4,4-Diethoxy-N-methylbutan-1-amineHCID 13994547—
Reactant3-Hydrazinylpyridine hydrochlorideHCID 23143454—
ReactantHCID 66911711HCID 66911711—
ReactantHCID 66911782HCID 66911782—
SolventAcetonitrileHCID 6342—
SolventSodium HydroxideHCID 14798—
ProductHCID 68995990HCID 68995990—

Reaction Steps

The title compound is prepared by following General Methods 1, 3, 4, 5 and 7 by using 1-(pyridin-3-yl)hydrazine hydrochloride and ethyl bromoacetate (General Method 1), ethyl 2-(1-(pyridin-3-yl)hydrazinyl)acetate and 4,4-diethoxy-N-methylbutan-1-amine (General Method 3), ethyl 2-(3-(2-(methylamino)ethyl)-1H-pyrrolo[3,2-b]pyridin-1-yl)acetate, formaldehyde and TFA in acetonitrile (General Method 4), ethyl 5-aza-2-(1,2,3,4-tetrahydro-2-methylpyrido[3,4-b]indol-9-yl)acetate and NaOH (General Method 5), and 5-aza-2-(1,2,3,4-tetrahydro-2-methylpyrido[3,4-b]indol-9-yl)acetic acid, N-methylcyclohexylamine and EDCI (General Method 7).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09260429B2
Source datasetuspto-grants-2016_02
ORD IDord-7a3afc4cc4e44e738502ab6701aed093
Source noteuspto-grants-2016_02