Description

1H-Pyrrole-3,4-Dicarbonyldichloride(9Ci) is a versatile heterocyclic building block and reactive intermediate of significant importance in advanced organic synthesis. Its core value lies in its dual acid chloride functionality, which enables efficient derivatization and incorporation into complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science industries, particularly for the development of novel pyrrole-based compounds, dyes, and functional polymers.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates featuring pyrrole or fused heterocyclic ring systems.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and fungicides that require specific heterocyclic scaffolds for bioactivity.
• Functional Dye & Pigment Manufacturing: Serves as a critical monomer for constructing porphyrin analogs, NIR dyes, and other specialized colorants.
• Polymer & Material Science: Acts as a monomer or cross-linking agent for creating specialty polymers, conductive materials, and metal-organic frameworks (MOFs).
• Organic Synthesis Reagent: Employed in academic and industrial R&D for constructing complex organic molecules via amidation, esterification, and other coupling reactions.
• Chemical Research: Fundamental building block for exploring new chemical entities and reaction methodologies in medicinal and synthetic chemistry.

Basic Information

Item	Detail
Product Name	1H-Pyrrole-3,4-Dicarbonyldichloride(9Ci)
CAS No.	41969-73-7
Molecular Formula	C6H2Cl2N2O2
Molecular Weight	204.99 g/mol
Synonyms	3,4-Pyrroledicarbonyl Dichloride; Pyrrole-3,4-dicarboxylic Acid Dichloride; 1H-Pyrrole-3,4-dicarboxylic Acid Dichloride; 3,4-Dichlorocarbonylpyrrole; 3,4-Pyrroledicarbonyl Chloride; 1H-Pyrrole-3,4-dicarbonyl Dichloride
EINECS	Contact for details

Quality Control

Our 1H-Pyrrole-3,4-Dicarbonyldichloride(9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and FTIR, to ensure high purity and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical parameters. Our quality system is designed to meet the stringent requirements of research and industrial-scale applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent moisture absorption and decomposition.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Melting Point	Contact for details

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