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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 221950Generated: October 27, 2026

Ethyl 2-oxocyclopentanecarboxylate → 2-(4-Cyclohexyl-phenoxymethyl)-1,2,7,8-tetrahydro-6H-3-oxa-4,8b-diaza-as-indacen-5-one

https://huagongshe.com/reaction/221950

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl 2-oxocyclopentanecarboxylateHCID 69136—
Reactant(S)-5-(4-cyclohexyl-phenoxymethyl)-4,5-dihydro-oxazol-2-ylamineHCID 66875140—
Product2-(4-Cyclohexyl-phenoxymethyl)-1,2,7,8-tetrahydro-6H-3-oxa-4,8b-diaza-as-indacen-5-oneHCID 44199414—

Reaction Steps

The title compound was prepared from (S)-5-(4-cyclohexyl-phenoxymethyl)-4,5-dihydro-oxazol-2-ylamine and 2-oxo-cyclopentanecarboxylic acid ethyl ester in accordance with the procedures of O.-S. Adetchessi, et. al., Tetrahedron, 61, (2005), 4453-4460. C22H26N2O3 (366.19), LCMS (ESI): 367.16 (M++H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08207181B2
Source datasetuspto-grants-2012_06
ORD IDord-8d297a2b37304c82b6279c2c360b9cd4
Source noteuspto-grants-2012_06