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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 913129Generated: October 30, 2026

Hydrochloric Acid → HCID 67398466, compound

https://huagongshe.com/reaction/913129

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 67398920HCID 67398920—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 67398466HCID 67398466—

Reaction Steps

A solution of 4-(4-cyano-pyridin-2-ylamino)-piperidine-1-carboxylic acid tert-butyl ester (0.30 g, 1.00 mmol) in 4 M HCl in dioxane (15 mL) was stirred at rt for 1 h. The solvent was removed under reduced pressure and the crude product used in the consecutive step without further purification assuming quantitative deprotection and formation of the dihydrochloride salt. MS (ISP): 203.1 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08026255B2
Source datasetuspto-grants-2011_09
ORD IDord-387ea7bafffd41ef89ef8394ad003b06
Source noteuspto-grants-2011_09