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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1697621Generated: October 31, 2026

Formaldehyde → 1-Naphthalen-1-yl-4-(2-trifluoromethyl-benzenesulfonyl)-pyrrolidine-2-carboxylic Acid Ethyl Ester

https://huagongshe.com/reaction/1697621

Reaction equation

Participants

RoleNameHCIDCharge
ReactantFormaldehydeHCID 712—
ReactantEthyl 1-naphthylaminoacetateHCID 18347840—
Reactant1-Ethenesulfonyl-2-trifluoromethyl-benzeneHCID 23466718—
Product1-Naphthalen-1-yl-4-(2-trifluoromethyl-benzenesulfonyl)-pyrrolidine-2-carboxylic Acid Ethyl EsterHCID 66771185—

Reaction Steps

In analogy to the procedure described in example 343d, (naphthalen-1-ylamino)-acetic acid ethyl ester (CAS Reg. No. 107456-67-7) was reacted with paraformaldehyde and 1-ethenesulfonyl-2-trifluoromethyl-benzene (example 243c) to give the title compound as brown oil. MS (ESI): m/z=478.2 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08163793B2
Source datasetuspto-grants-2012_04
ORD IDord-211ac833779b4b8a9b8ec5be950a30d1
Source noteuspto-grants-2012_04