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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1461980Generated: October 31, 2026

HCID 70513844, compound → HCID 178439202, compound

https://huagongshe.com/reaction/1461980

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHCID 70513844HCID 70513844—
ReactantHCID 178515422HCID 178515422—
ProductHCID 178439202HCID 17843920227.6%

Reaction Steps

The title compound (m.p. 269°-272° with decomposition, 27.6% yield) was prepared from ethyl 2-cyano-3-(3-n-propyl-2-pyridylamino)acrylate in a manner similar to that described for the preparation of 3-(1H-tetrazol-5-yl)-4H-pyrido[1,2-a]pyrimidin-4-one in Example 2 of U.S. Pat. No. 4,122,274.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04457932
Source datasetuspto-grants-1984_07
ORD IDord-4dc707a2a2fc40629281a968b3c9df96
Source noteuspto-grants-1984_07