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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2246285Generated: October 25, 2026

5-Methylpyrazin-2-amine → 6-(1-Ethylimidazol-2-yl-sulfanyl)-(5-methylpyrazin-2-yl)-pyrido[3,2-d]pyrimidin-4-yl-amine

https://huagongshe.com/reaction/2246285

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Methylpyrazin-2-amineHCID 313215—
Reactant4,6-Dichloropyrido[3,2-d]pyrimidineHCID 10584165—
Reactant1-ethyl-1H-imidazole-2-thiolHCID 178462645—
Product6-(1-Ethylimidazol-2-yl-sulfanyl)-(5-methylpyrazin-2-yl)-pyrido[3,2-d]pyrimidin-4-yl-amineHCID 11595715—

Reaction Steps

The compound of Example 45 was manufactured by the same method as in Example 31, by a similar method thereto or by a combination of such a method with a conventional method using 1-ethyl-2-mercaptoimidazole, 2-amino-5-methylpyrazine and 4,6-dichloropyrido-[3,2-d]pyrimidine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07687502B2
Source datasetuspto-grants-2010_03
ORD IDord-752e017d66fd401d949209b98396e332
Source noteuspto-grants-2010_03