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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 425281Generated: October 29, 2026

tert-Butyl 2-oxopiperidine-1-carboxylate → N-Ethyl-9-(piperidin-4-ylidene)-9H-xanthene-3-carboxamide

https://huagongshe.com/reaction/425281

Reaction equation

Participants

RoleNameHCIDCharge
Reactanttert-Butyl 2-oxopiperidine-1-carboxylateHCID 7577838—
ReactantN,N-Diethyl-9-oxo-9H-xanthene-3-carboxamideHCID 15953972—
ProductN-Ethyl-9-(piperidin-4-ylidene)-9H-xanthene-3-carboxamideHCID 66546589—

Reaction Steps

Following Procedure 7, substituting compound 7a for compound 6a and substituting N-Boc-piperidone for N-carbethoxynortropinone, the title compound 2b was synthesized. MS m/z (MH+) 334.8.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08106207B2
Source datasetuspto-grants-2012_01
ORD IDord-716d7b43d0e24db6807fc8d2749aa45f
Source noteuspto-grants-2012_01