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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 259324Generated: November 1, 2026

Hydrochloric Acid → HCID 20348903, compound

https://huagongshe.com/reaction/259324

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 20348891HCID 20348891—
ProductHCID 20348903HCID 20348903—

Reaction Steps

A mixture of 4.8 grams of 2-cyano-N-formyl-4,5,6,7-tetrahydrobenzo[b]thiophen-4-amine in 70 ml. of 1N hydrochloric acid is refluxed for an hour and evaporated to dryness to afford 4.7 grams of 2-cyano-4,5,6,7-tetrahydrobenzo[b]thiophen-4-amine hydrochloride, melting point 241° C. to 246° C. (dec.).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04036979
Source datasetuspto-grants-1977_07
ORD IDord-86e595250c684c78ac9e53840e3b2708
Source noteuspto-grants-1977_07