Description

2-Pyrazoline is a versatile five-membered heterocyclic compound featuring a nitrogen-nitrogen bond, serving as a fundamental building block in organic synthesis and pharmaceutical chemistry. Its unique structure makes it a crucial intermediate for synthesizing a wide array of more complex nitrogen-containing molecules. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various pharmacologically active compounds, including anti-inflammatory, analgesic, and antimicrobial agents.
• Agrochemical Synthesis: Used in the production of herbicides, insecticides, and fungicides, contributing to crop protection solutions.
• Dye and Pigment Manufacturing: Acts as an intermediate in the creation of certain azo dyes and other colorants.
• Polymer Chemistry: Employed as a monomer or cross-linking agent in the development of specialty polymers with specific thermal or mechanical properties.
• Chemical Research & Development: A valuable scaffold in medicinal chemistry for structure-activity relationship (SAR) studies and library synthesis.
• Photographic Chemicals: Used in the synthesis of certain compounds for photographic applications.

Basic Information

Product Name	2-Pyrazoline
CAS No.	109-98-8
Molecular Formula	C3H6N2
Molecular Weight	70.09 g/mol
Synonyms	δ2-Pyrazoline; 1-Pyrazoline; 4,5-Dihydro-1H-pyrazole; 2,3-Dihydropyrazole; 1,2-Diazacyclopent-2-ene; Pyrazolidine (unsaturated form); Contact for additional trade names.
EINECS	203-726-8

Quality Control

Our 2-Pyrazoline is produced under a strict quality management system to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) for every shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, and we support our clients' regulatory needs for pharmaceutical and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials. Recommended storage temperature is 2-8°C for long-term stability. The container should be kept tightly sealed in a dry environment to minimize exposure to moisture and air.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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