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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1199664Generated: October 31, 2026

1,2,4-Oxadiazole, 5-cyclopropyl-3-(isocyanomethyl)- → HCID 14460554, compound

https://huagongshe.com/reaction/1199664

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,2,4-Oxadiazole, 5-cyclopropyl-3-(isocyanomethyl)-HCID 10749342—
Reactant4-Ethyl-1,4-dihydropyrido[2,3-b]pyrazine-2,3-dioneHCID 14460550—
ProductHCID 14460554HCID 14460554—

Reaction Steps

3-(5-cyclopropyl-1,2,4-oxadiazol-3-yl)-5-ethyl-4,5-dihydro-4-oxo-imidazo(1,5-a)pyrido(2,3-e)pyrazine was prepared from 4-ethyl-1,2,3,4-tetrahydro-2,3-dioxo-pyrido(2,3-e)pyrazine and 3-isocyanomethyl-5-cyclopropyl-1,2,4-oxadiazole. M.p. 254.3°-255.4° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04902686
Source datasetuspto-grants-1990_02
ORD IDord-caef8f12db4b4fdcb7f214e988a1e1c1
Source noteuspto-grants-1990_02