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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 861964Generated: October 29, 2026

8-(3-Nitrophenyl) pyrido[2,3-d]pyridazin-5-one → 5-(3-Nitrophenyl)-7-ethylpyrido[2,3-d]pyridazin-8-one

https://huagongshe.com/reaction/861964

Reaction equation

Participants

RoleNameHCIDCharge
Reactant8-(3-Nitrophenyl) pyrido[2,3-d]pyridazin-5-oneHCID 19700720—
Reactant5-(3-Nitrophenyl)-pyrido[2,3-d]pyridazin-8-oneHCID 70067901—
Product5-(3-Nitrophenyl)-7-ethylpyrido[2,3-d]pyridazin-8-oneHCID 19700871—

Reaction Steps

Following the procedures of Example 8A and substituting for 8-(3-nitrophenyl) pyrido[2,3-d]pyridazin-5-one with 5-(3-nitrophenyl)-pyrido[2,3-d]pyridazin-8-one there is obtained 5-(3-nitrophenyl)-7-ethylpyrido[2,3-d]pyridazin-8-one.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05716954
Source datasetuspto-grants-1998_02
ORD IDord-60c1f5a172ab4c0c97323b71a6e14eab
Source noteuspto-grants-1998_02