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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1499129Generated: October 31, 2026

1,4-Dioxane hydrochloride → (S)-2-benzyl 3-ethyl 2,8-diazaspiro[4.5]decane-2,3-dicarboxylate hydrochloride

https://huagongshe.com/reaction/1499129

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,4-Dioxane hydrochlorideHCID 20443148—
Reactant2-Benzyl 3-ethyl (3S)-2,8-diazaspiro[4.5]decane-2,3-dicarboxylateHCID 117941765—
Product(S)-2-benzyl 3-ethyl 2,8-diazaspiro[4.5]decane-2,3-dicarboxylate hydrochlorideHCID 117941862—

Reaction Steps

(S)-2-Benzyl 3-ethyl 2,8-diazaspiro[4.5]decane-2,3-dicarboxylate (2.4 g, 6.9 mmol) in HCl/dioxane (50 mL, 3.3 N) was stirred for 2 h at RT. The solvent was then removed in vacuo to provide (S)-2-benzyl 3-ethyl 2,8-diazaspiro[4.5]decane-2,3-dicarboxylate hydrochloride which was used directly without further purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09199994B2
Source datasetuspto-grants-2015_12
ORD IDord-805b73172bf243ee851273bb9a4d41ac
Source noteuspto-grants-2015_12