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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 979462Generated: October 30, 2026

Acetic Anhydride → HCID 13474232, compound

https://huagongshe.com/reaction/979462

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AnhydrideHCID 7918—
Reactant5-Methylpyrido[2,3-e][1,2,4]triazolo[4,3-a]pyrazine-1,4(2H,5H)-dioneHCID 13192941—
SolventAcetic AcidHCID 176—
ProductHCID 13474232HCID 13474232—

Reaction Steps

A mixture of 1.8 g. of 5-methyl-pyrido(2,3-e)(1,2,4)triazolo(4,3-a)pyrazine-1,4-(2H,5H)dione in 25 ml. of acetic anhydride and 50 ml. of acetic acid was stirred and refluxed for 5 hours.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04668678
Source datasetuspto-grants-1987_05
ORD IDord-ac9992d526744442a444970a54b18e55
Source noteuspto-grants-1987_05