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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1732938Generated: November 1, 2026

Sulfuryl chloride → 4-methoxythiophene-3-carboxamide

https://huagongshe.com/reaction/1732938

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSulfuryl chlorideHCID 24648—
ReactantHCID 54557708HCID 54557708—
SolventCarbon TetrachlorideHCID 5943—
Product4-methoxythiophene-3-carboxamideHCID 277850075%

Reaction Steps

1.59 Parts of 3-methoxy-dihydrothiophene-4-carboxylic acid amide are reacted with 0.88 part by volume of sulfuryl chloride in 25 parts by volume of carbon tetrachloride in the course of 2 hours at 0° C. The end product is isolated from the reaction mixture by the method described in Example 1c. 1.17 parts (75% of theory) of 3-methoxythiophene-4-carboxylic acid amide are obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04239897
Source datasetuspto-grants-1980_12
ORD IDord-c313382b724a41108f46c079fb6aad41
Source noteuspto-grants-1980_12