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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1863393Generated: October 31, 2026

Hydrazinecarboxylic acid, ethyl ester → 3-[(5-Methyl-2-n-propyl-4-imidazolyl)methylene]carbazic acid ethyl ester

https://huagongshe.com/reaction/1863393

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrazinecarboxylic acid, ethyl esterHCID 20064—
Reactant5-Methyl-2-n-propyl-4-imidazolecarboxaldehydeHCID 12493282—
Product3-[(5-Methyl-2-n-propyl-4-imidazolyl)methylene]carbazic acid ethyl esterHCID 136041222—

Reaction Steps

A 12 gm. portion of 5-methyl-2-n-propyl-4-imidazolecarboxaldehyde and 9.06 gm. of ethyl carbazate are reacted as described in Example 32 giving the desired product, m.p. 184°-188° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04168964
Source datasetuspto-grants-1979_09
ORD IDord-a756eec144c84eaab7f4e4329b6138c2
Source noteuspto-grants-1979_09