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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1733332Generated: October 29, 2026

Dichloromethane → HCID 12804798, compound

https://huagongshe.com/reaction/1733332

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDichloromethaneHCID 6344—
ReactantSodium HydroxideHCID 14798—
ReactantHCID 12804797HCID 12804797—
SolventDiethyl EtherHCID 3283—
ProductHCID 12804798HCID 12804798—

Reaction Steps

A solution of 3.42 g of 3-(α-phenyl-2-tolyl)pyrrolidine hydrochloride of Example 58 in 50 ml of CH2Cl2 is stirred with an excess of 5% NaOH. The organic phase is separated, washed with water, dried (Na2SO4), and evaporated to an oil. This oil is dissolved in 50 ml of ethyl formate and refluxed for 18 hours. The solvent is removed under reduced pressure to give an oil, which is dissolved in 25 ml of ether, and after cooling 16 hours the product is collected by filtration to provide 1-formyl-3-(α-phenyl-2-tolyl)pyrrolidine, mp 70°-71° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04241071
Source datasetuspto-grants-1980_12
ORD IDord-0bbc7fffb94c4ba0a3e6ca2ac00a2209
Source noteuspto-grants-1980_12