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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 263199Generated: October 28, 2026

HCID 20348888, compound → HCID 20348952, compound

https://huagongshe.com/reaction/263199

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHCID 20348888HCID 20348888—
ReactantHCID 20348899HCID 20348899—
ReactantHCID 20348939HCID 20348939—
ProductHCID 20348952HCID 20348952—

Reaction Steps

Similarly, alkylation of 4,5,6,7-tetrahydrobenzo[b]thiophen-4-one with ethyl iodide, propyl iodide, and butyl iodide affords the corresponding 5-alkyl ketones, which are converted in the above manner to 1-methyl-3-(5-ethyl-4,5,6,7-tetrahydrobenzo[b]thien-4-yl)urea, 1-methyl-3-(5-propyl-4,5,6,7-tetrahydrobenzo[b]thien-4-yl)urea, and 1-methyl-3-(5-butyl-4,5,6,7-tetrahydrobenzo[b]thien-4-yl)urea, respectively.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04156670
Source datasetuspto-grants-1979_05
ORD IDord-95c6021d8dfd4b5db24ca2794e285c7c
Source noteuspto-grants-1979_05