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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2077033Generated: October 30, 2026

Hydrochloric Acid → HCID 67097843, compound

https://huagongshe.com/reaction/2077033

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant2-benzyl-6,7,8,9-tetrahydro-5H-pyriMido[4,5-d]azepineHCID 25070582—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 67097843HCID 67097843—

Reaction Steps

2-Benzyl-6,7,8,9-tetrahydro-5H-pyrimido[4,5-d]azepine of Example 54 (415 mg, 1.73 mmol) was dissolved in dioxane (5 ml) and treated with 4 M HCl in dioxane (1 ml) and stirred overnight. The dioxane was decanted off and the residue washed with ether and then dried in vacuo to give the pure product as a colourless solid. (430 mgs, 74.7%)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07928099B2
Source datasetuspto-grants-2011_04
ORD IDord-64f766ebc0114485bd7a3feabd6fb111
Source noteuspto-grants-2011_04