Description

1-Azacyclopentadiene is a fundamental five-membered nitrogen heterocycle, also known as pyrrole, which serves as a critical building block in organic synthesis. Its unique aromatic structure and electron-rich nature make it an indispensable precursor for pharmaceuticals, agrochemicals, and advanced materials. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediates: Core scaffold for the synthesis of a wide range of drugs, including statins, antipsychotics, and anti-inflammatory agents.
• Agrochemical Synthesis: Key precursor in the manufacture of advanced pesticides, herbicides, and fungicides.
• Material Science: Building block for conductive polymers, organic semiconductors, and corrosion inhibitors.
• Dye and Pigment Manufacturing: Used in the production of porphyrin-based dyes and complex colorants.
• Catalysis and Ligand Design: Serves as a ligand precursor in coordination chemistry and homogeneous catalysis.
• Research and Development: Fundamental reagent in academic and industrial R&D for exploring new heterocyclic chemistry.

Basic Information

Product Name	1-Azacyclopentadiene
CAS No.	287-97-8
Molecular Formula	C₄H₅N
Molecular Weight	67.09 g/mol
Synonyms	Pyrrole; Azole; Divinylenimine; Imidole; 1H-Pyrrole; Monopyrrole; Azacyclopentadiene
EINECS	206-030-5

Quality Control

Our 1-Azacyclopentadiene is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing key parameters such as assay, identity, and impurity profile. We adhere to relevant industry standards and can support requirements for pharmaceutical (GMP) or high-purity research applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated place away from heat and ignition sources. Due to its highly volatile and light-sensitive nature, it is recommended to store under an inert atmosphere (e.g., nitrogen) for long-term stability. Recommended storage temperature is 2-8°C.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Individual impurity ≤ 1.0%

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