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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2198341Generated: October 30, 2026

Formaldehyde → HCID 44242574, compound

https://huagongshe.com/reaction/2198341

Reaction equation

Participants

RoleNameHCIDCharge
ReactantFormaldehydeHCID 712—
ReactantTrifluoroacetic acidHCID 6422—
ReactantEthyl bromoacetateHCID 7748—
ReactantPiperidineHCID 8082—
Reactant1-Ethyl-3-(3'-dimethylaminopropyl)carbodiimideHCID 15908—
Reactantm-Chlorophenylhydrazine hydrochlorideHCID 75331—
Reactant4,4-Diethoxy-N-methylbutan-1-amineHCID 13994547—
ReactantHCID 66911678HCID 66911678—
ReactantHCID 66911687HCID 66911687—
ReactantHCID 66911765HCID 66911765—
SolventAcetonitrileHCID 6342—
SolventTriethylamineHCID 8471—
SolventSodium HydroxideHCID 14798—
SolventHCID 66911674HCID 66911674—
ProductHCID 44242574HCID 44242574—

Reaction Steps

The title compound is prepared by following General Methods 1, 3, 4, 5 and 7 by using 3-chlorophenylhydrazine hydrochloride, ethyl bromoacetate, and triethylamine (General Method 1), ethyl 2-(1-(3-chlorophenyl)hydrazinyl)acetate and 4,4-diethoxy-N-methylbutan-1-amine (General Method 3), ethyl 2-(6-chloro-3-(2-(methylamino)ethyl)-1H-indol-1-yl)acetate, formaldehyde and TFA in acetonitrile (General Method 4), ethyl 2-(7-chloro-1,2,3,4-tetrahydro-2-methylpyrido[3,4-b]indol-9-yl)acetate and NaOH (General Method 5), and 2-(7-chloro-1,2,3,4-tetrahydro-2-methylpyrido[3,4-b]indol-9-yl)acetic acid, piperidine and EDCI (General Method 7).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08338447B2
Source datasetuspto-grants-2012_12
ORD IDord-00e74d246720464d8768951cd12716d7
Source noteuspto-grants-2012_12