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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1288161Generated: November 1, 2026

Hydrochloric Acid → HCID 53813451, compound

https://huagongshe.com/reaction/1288161

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantStannous ChlorideHCID 24479—
ReactantHCID 53994340HCID 53994340—
ReactantHCID 178418361HCID 178418361—
ProductHCID 53813451HCID 5381345195%

Reaction Steps

9-Amino-1,2,4,5-tetrahydro-11-methyl-3-azepino[4,5-b]quinoline-carboxylic acid ethyl ester was prepared from 9-nitro-1,2,4,5-tetrahydro-11-methyl-3-azepino[4,5-b]quinoline-carboxylic acid ethyl ester by reduction with nascent hydrogen, generated in situ by concentrated hydrochloric acid and tin(II)chloride, at a temperature of 60°-80° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS03987047
Source datasetuspto-grants-1976_10
ORD IDord-8424d84b530d416bb11331649fcb0baf
Source noteuspto-grants-1976_10