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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1153753Generated: November 2, 2026

Aminoacetamidine Dihydrobromide → 2-Amino-7-acetyl-6,7,8,9-tetrahydro-5H-pyrazino[2,3-d]azepine

https://huagongshe.com/reaction/1153753

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAminoacetamidine DihydrobromideHCID 16211382—
Reactant1-Acetyl-hexahydroazepine-3,4-dioneHCID 20436442—
Product2-Amino-7-acetyl-6,7,8,9-tetrahydro-5H-pyrazino[2,3-d]azepineHCID 13037043—

Reaction Steps

This compound was prepared analogous to Example 13 by reacting a mixture of 1-acetyl-hexhydroazepine-4,5-dione and 1-acetyl-hexahydroazepine-3,4-dione (prepared from 1-acetyl-hexhydroazepine-4-ones by selenium dioxide oxidation in dioxane/water) with 2-amino-acetamidine dihydrobromide.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04486433
Source datasetuspto-grants-1984_12
ORD IDord-984b5a48a18f4bc5885101bba0f8a79b
Source noteuspto-grants-1984_12