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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1633014Generated: October 27, 2026

Thiomorpholine 1-oxide → 8-Benzylthio-2,4-bis-(1-oxido-thiomorpholino)-pyrimido[5,4-d]pyrimidine

https://huagongshe.com/reaction/1633014

Reaction equation

Participants

RoleNameHCIDCharge
ReactantThiomorpholine 1-oxideHCID 12600299—
Reactant8-Benzylthio-2-chloro-4-(1-oxido-thiomorpholino)pyrimido[5,4-d]pyrimidineHCID 13043364—
Solvent1,4-DioxaneHCID 31275—
Product8-Benzylthio-2,4-bis-(1-oxido-thiomorpholino)-pyrimido[5,4-d]pyrimidineHCID 13043588—

Reaction Steps

This compound was prepared analogous to Example 1 from 8-benzylthio-2-chloro-4-(1-oxido-thiomorpholino)pyrimido[5,4-d]pyrimidine (melting point: 188°-190° C.) and thiomorpholine-1-oxide by refluxing for three hours in dioxane.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04478833
Source datasetuspto-grants-1984_10
ORD IDord-152e9c184bd3429c9385b6357b7776d8
Source noteuspto-grants-1984_10