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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2308638Generated: November 1, 2026

Piperazine → 8-Ethoxy-4-morpholino-2-piperazino-pyrimido-[5,4-d]-pyrimidine

https://huagongshe.com/reaction/2308638

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPiperazineHCID 4837—
Reactant8-Ethoxy-2-chloro-4-morpholino-pyrimido-[5,4-d]-pyrimidineHCID 20150157—
Product8-Ethoxy-4-morpholino-2-piperazino-pyrimido-[5,4-d]-pyrimidineHCID 20150293—

Reaction Steps

This compound was prepared analogous to Example 2 from 8-ethoxy-2-chloro-4-morpholino-pyrimido-[5,4-d]-pyrimidine (m.p.: 153°-155° C.) and piperazine. M.p.: 168°-170° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04690923
Source datasetuspto-grants-1987_09
ORD IDord-bb60f2271e5c400e8193dcb68373b690
Source noteuspto-grants-1987_09