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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 328741Generated: October 30, 2026

Ethylamine → HCID 178464563, compound

https://huagongshe.com/reaction/328741

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthylamineHCID 6341—
ReactantEthyl 3-hydroxybenzo(b)thiophene-2-carboximidateHCID 3040799—
ProductHCID 178464563HCID 17846456367%

Reaction Steps

3 g of ethyl 3-hydroxy-benzo[b]thiophene-2-carboximidate (Example 2) are heated under reflux for 10 hours in 20 g of 33% aqueous ethylamine solution. The residue obtained after evaporation is recrystallized from an ethyl acetate/isopropanol solution and yields 2 g of the product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04018793
Source datasetuspto-grants-1977_04
ORD IDord-96b8a869356442a7a47e94531f30bc10
Source noteuspto-grants-1977_04