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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2308662Generated: October 26, 2026

1-Piperazinecarboxaldehyde → 8-(4-Fluorobenzyl-thio)-2-(N-formyl-piperazino)-4-(1-oxido-thiomorpholino)-pyrimido-[5,4-d]-pyrimidine

https://huagongshe.com/reaction/2308662

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-PiperazinecarboxaldehydeHCID 82191—
Reactant2-Chloro-8-(4-fluorobenzyl-thio)-4-(1-oxido-thiomorpholino)-pyrimido-[5,4-d]-pyrimidineHCID 13043427—
Solvent1,4-DioxaneHCID 31275—
Product8-(4-Fluorobenzyl-thio)-2-(N-formyl-piperazino)-4-(1-oxido-thiomorpholino)-pyrimido-[5,4-d]-pyrimidineHCID 20150211—

Reaction Steps

This compound was prepared analogous to Example 93 from 2-chloro-8-(4-fluorobenzyl-thio)-4-(1-oxido-thiomorpholino)-pyrimido-[5,4-d]-pyrimidine (m.p.: 192°-194° C.) and N-formyl-piperazine in dioxane.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04690923
Source datasetuspto-grants-1987_09
ORD IDord-dd86d4d6427e42f9a71d9141c18b96eb
Source noteuspto-grants-1987_09