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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1177754Generated: October 31, 2026

Hydrochloric Acid → HCID 68707137, compound

https://huagongshe.com/reaction/1177754

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 58864521HCID 58864521—
SolventDichloromethaneHCID 6344—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 68707137HCID 68707137100%

Reaction Steps

To a solution of 4-(2-amino-benzyl)-piperidine-1,4-dicarboxylic acid 1-tert-butyl ester 4-ethyl ester (1.29 g, 4.102 mmol) in dichloromethane (15 mL) was added a 4.0M solution of hydrogen chloride in dioxane (5 mL). The resulting solution was stirred at room temperature overnight. The concentration of the solution under vacuum provided the title compound (1.23 g, 100%) as white solid, which was used in the next step without purification. Mass spec.: 263.40 (MH)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07842808B2
Source datasetuspto-grants-2010_11
ORD IDord-726b64c67bf943ca88aeae708e7f9c56
Source noteuspto-grants-2010_11