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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 237866Generated: October 25, 2026

(S)-5-(4-cyclohexyl-phenoxymethyl)-4,5-dihydro-oxazol-2-ylamine → (S)-2-(4-Cyclohexyl-phenoxymethyl)-5-phenylsulfanylmethyl-2,3-dihydro-oxazolo[3,2-a]pyrimidin-7-one

https://huagongshe.com/reaction/237866

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(S)-5-(4-cyclohexyl-phenoxymethyl)-4,5-dihydro-oxazol-2-ylamineHCID 66875140—
Reactant4-Phenylsulfanyl-but-2-ynoic acid ethyl esterHCID 68529379—
SolventChloroformHCID 6212—
Product(S)-2-(4-Cyclohexyl-phenoxymethyl)-5-phenylsulfanylmethyl-2,3-dihydro-oxazolo[3,2-a]pyrimidin-7-oneHCID 59252530—

Reaction Steps

The title compound was prepared from (S)-5-(4-cyclohexyl-phenoxymethyl)-4,5-dihydro-oxazol-2-ylamine and 4-phenylsulfanyl-but-2-ynoic acid ethyl ester employing the procedure described in Example 94. [α]D25 −19.40 (c 0.5, CHCl3).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08642603B2
Source datasetuspto-grants-2014_02
ORD IDord-ecd0142dc85143fda210d487fadfa648
Source noteuspto-grants-2014_02