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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 903075Generated: October 26, 2026

Hydrochloric Acid → 2-[1(4-chloro-2-methylphenyl)-3-methyl-5-pyrazolyl] amino-2-imidazoline HCl

https://huagongshe.com/reaction/903075

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant1-Acetyl-2[1(4-chloro-2-methylphenyl)-3-methyl-5-pyrazolyl] amino-2-imidazolineHCID 12763802—
SolventMethanolHCID 887—
Product2-[1(4-chloro-2-methylphenyl)-3-methyl-5-pyrazolyl] amino-2-imidazoline HClHCID 86737339—

Reaction Steps

1-Acetyl-2[1-(4-chloro-2-methylphenyl)-3-methyl-5-pyrazolyl] amino-2-imidazoline (10.0 g.) was treated with HCl in methanol as described in Example II to give 7.4 g. product as the HCl salt, mp 134°-135°.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04226773
Source datasetuspto-grants-1980_10
ORD IDord-4ab1ca44f8894ec39a08d9e4f5496e24
Source noteuspto-grants-1980_10