Description

Ajicure Pn 23 is a high-performance, latent curing agent widely used in advanced epoxy resin formulations. This compound is critical for achieving controlled, delayed curing reactions, which is essential for applications requiring extended pot life and precise processing windows. It is a key component for manufacturers in the electronics, aerospace, and high-performance composite industries seeking reliable and stable thermoset properties.

Application

• Primary latent hardener for one-component epoxy adhesives and sealants.
• Curing agent for epoxy resins in prepregs and filament winding for aerospace composites.
• Critical component in underfill and encapsulation materials for microelectronics and semiconductor packaging.
• Used in powder coatings and electrical laminates requiring excellent shelf stability.
• Formulation additive for tooling resins and industrial maintenance coatings.
• Enables the production of high-performance composites for automotive and sporting goods.

Basic Information

Product Name	Ajicure Pn 23
CAS No.	134091-76-2
Molecular Formula	C19H20N2O4
Molecular Weight	340.38 g/mol
Synonyms	1-Cyanoethyl-2-ethyl-4-methylimidazole; 1-Cyanoethyl-2-ethyl-4-methyl-1H-imidazole; 2-Ethyl-4-methylimidazole-1-propanenitrile; CEMZ; Ajicure PN-23; Curezol 2E4MZ-CN; 2E4MZ-CN; 1H-Imidazole-1-propanenitrile, 2-ethyl-4-methyl-
EINECS	Contact for details

Quality Control

Our Ajicure Pn 23 is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay and impurity profile analysis by HPLC, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); keep the original container tightly sealed to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	White to pale yellow crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0 %
Melting Point	48 - 52 °C
Loss on Drying	≤ 1.0 %

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.