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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1824163Generated: November 4, 2026

6,7-Dihydro-5H-1-pyridin-5-one → (5Z)-N-Hydroxy-6,7-dihydro-5H-cyclopenta[b]pyridin-5-imine

https://huagongshe.com/reaction/1824163

Reaction equation

Participants

RoleNameHCIDCharge
Reactant6,7-Dihydro-5H-1-pyridin-5-oneHCID 1512521—
ReactantChroman-4-one oximeHCID 9673039—
Product(5Z)-N-Hydroxy-6,7-dihydro-5H-cyclopenta[b]pyridin-5-imineHCID 45079548—

Reaction Steps

Following the procedure for the preparation of (4E)-2,3-dihydro-4H-chromen-4-one oxime but substituting 6,7-dihydro-5H-cyclopenta[b]pyridin-5-one and making non-critical variations provided the title compound as a oil: 1H NMR (400 MHz, DMSO-d6) δ) 11.11, 8.50, 7.89, 7.27, 3.04, 2.81; HRMS (EI) calcd for C8H8N2O 148.0637, found 148.0628.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07041672B2
Source datasetuspto-grants-2006_05
ORD IDord-e0a5635100d149c6ab88c7513bd23082
Source noteuspto-grants-2006_05