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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1986542Generated: November 2, 2026

Hydrochloric Acid → 6-Amino-4-(2,6-dichloropyrid-4-ylmethyl)perhydro-1,4-thiazepin-5-one hydrochloride

https://huagongshe.com/reaction/1986542

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantTert-butyl[4-(2,6-dichloropyrid-4-ylmethyl)-5-oxoperhydro-1,4-thiazepin-6-yl]carbamateHCID 57722295—
Solvent1,4-DioxaneHCID 31275—
Product6-Amino-4-(2,6-dichloropyrid-4-ylmethyl)perhydro-1,4-thiazepin-5-one hydrochlorideHCID 86615626—

Reaction Steps

230 mg of 36 (0.57 mmol) are taken up in a 25 ml round-bottomed flask and 3 ml of a solution of hydrogen chloride in dioxane (4M) are added. The mixture is stirred for 2 hours at room temperature under argon. After evaporating off the solvent, 290 mg of amine 37 are obtained in hydrochloride form, which product is used directly in the following step.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07550453B2
Source datasetuspto-grants-2009_06
ORD IDord-951182d3a72e4618a1391ab9d210e9b8
Source noteuspto-grants-2009_06