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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 720204Generated: October 29, 2026

1,2-Dichloroethane → 2-{4-[2-amino-3-(4-fluorophenyl)-propionyl]-3-methoxymethyl-piperazin-1-yl}-N-methyl-3-naphthalen-2-yl-propionamide HCl

https://huagongshe.com/reaction/720204

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,2-DichloroethaneHCID 11—
Reactant{1-(4-Fluoro-benzyl)2-[2-methoxymethyl-4-(1-methylcarbamoyl-2-naphthalen-2-yl-ethyl)-piperazin-1-yl]-2oxo-ethyl}-carbamic acid tert-butyl esterHCID 69587995—
SolventHydrochloric AcidHCID 313—
Solvent1,4-DioxaneHCID 31275—
Product2-{4-[2-amino-3-(4-fluorophenyl)-propionyl]-3-methoxymethyl-piperazin-1-yl}-N-methyl-3-naphthalen-2-yl-propionamide HClHCID 6958773598%

Reaction Steps

{1-(4-Fluoro-benzyl)2-[2-methoxymethyl-4-(1-methylcarbamoyl-2-naphthalen-2-yl-ethyl)-piperazin-1-yl]-2oxo-ethyl}-carbamic acid tert-butyl ester, 65, is dissolved in 4M HCl in dioxane (60 mL). The reaction mixture is stirred for 90 minutes then 1,2-dichloroethane (60 mL) is added. The solution is concentrated in vacuo to afford 3.6 g (98% yield) of the desired product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07132539B2
Source datasetuspto-grants-2006_11
ORD IDord-18736ad6c1ff46a69dbc04d41b9953e5
Source noteuspto-grants-2006_11