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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 647476Generated: October 30, 2026

Hydrochloric Acid → 2-Amino-7-ethyl-6,7,8,9-tetrahydro-5H-pyrazino[2,3-d]azepine monohydrochloride

https://huagongshe.com/reaction/647476

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant2-Amino-7-acetyl-6,7,8,9-tetrahydro-5H-pyrazino[2,3-d]azepineHCID 13037043—
ReactantAluminium lithium hydrideHCID 21226445—
Product2-Amino-7-ethyl-6,7,8,9-tetrahydro-5H-pyrazino[2,3-d]azepine monohydrochlorideHCID 20436406—

Reaction Steps

This compound was prepared analogous to Example 17 from 7-acetyl-2-amino-6,7,8,9-tetrahydro-5H-pyrazino[2,3-d]azepine by reduction with lithium aluminum hydride and subsequent precipitation of the monohydrochloride.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04409220
Source datasetuspto-grants-1983_10
ORD IDord-f8d9a552c2a448768a5a853f1de884a3
Source noteuspto-grants-1983_10