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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1939684Generated: October 25, 2026

Dimethyl Sulfoxide → 1-(4-Chlorophenyl)-cyclopentanecarbaldehyde

https://huagongshe.com/reaction/1939684

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDimethyl SulfoxideHCID 679—
ReactantTriethylamineHCID 8471—
ReactantOxalyl chlorideHCID 65578—
Reactant1-(p-Chlorophenyl)cyclopentanemethanolHCID 2724017—
SolventDichloromethaneHCID 6344—
Product1-(4-Chlorophenyl)-cyclopentanecarbaldehydeHCID 21468000—

Reaction Steps

This compound is prepared in a manner analogous to that of Step B of Example 4, using 7.0 grams (0.055 mole) of oxalyl chloride, 9.5 grams (0.120 mole) of dimethyl sulfoxide, 10.5 grams (0.050 mole) of [1-(4-chlorophenyl)-1-cyclopentyl]methanol, and 25.5 grams (0.250 mole) of triethylamine in 175 mL of methylene chloride, yielding 1-(4-chlorophenyl)-1-cyclopentanecarboxaldehyde.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05696259
Source datasetuspto-grants-1997_12
ORD IDord-de081b2978a54fd19e4a665ea912cfe5
Source noteuspto-grants-1997_12