Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 568481Generated: October 29, 2026

Piperazine → Pyrimido(5,4-d)pyrimidine, 8-(phenylmethoxy)-2-(1-piperazinyl)-4-(4-thiomorpholinyl)-, S-oxide

https://huagongshe.com/reaction/568481

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPiperazineHCID 4837—
ReactantHCID 13043363HCID 13043363—
ProductPyrimido(5,4-d)pyrimidine, 8-(phenylmethoxy)-2-(1-piperazinyl)-4-(4-thiomorpholinyl)-, S-oxideHCID 3061024—

Reaction Steps

This compound was prepared analogous to Example 1 from 8-benzyloxy-2-chloro-4-(1-oxido-thiomorpholino)-pyrimido-[5,4-d]-pyrimidine (m.p.: 227°-229° C.) and piperazine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04728646
Source datasetuspto-grants-1988_03
ORD IDord-b985a3a16e6e4a35ad87fb7e7cdc8946
Source noteuspto-grants-1988_03