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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2398371Generated: November 2, 2026

Ethylenediamine → N-(pyrazinylmethyl)ethylenediamine

https://huagongshe.com/reaction/2398371

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthylenediamineHCID 3301—
ReactantPyrazine, 2-(chloromethyl)-HCID 170169—
ProductN-(pyrazinylmethyl)ethylenediamineHCID 13910894—

Reaction Steps

Ethylenediamine is reacted with 2-chloromethylpyrazine by the procedure of Example 34 to give N-(2-pyrazinylmethyl)ethylenediamine. Heating this compound with S-methylisothiourea in water under reflux for 3 hours by the procedure of Example 1 gives 2-(2-pyrazinylmethylamino)ethylguanidine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04024271
Source datasetuspto-grants-1977_05
ORD IDord-b90eb694902a43f1a7cc2e49c85d697a
Source noteuspto-grants-1977_05