Description

4,5-Dibromo-1H-Pyrrole-2-Carbohydrazide is a halogenated pyrrole derivative that serves as a versatile and high-value synthetic building block. Its core value lies in its functionalized structure, which is critical for constructing complex heterocyclic systems in advanced pharmaceutical and agrochemical research. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, anti-infectives, and oncology.
• Agrochemical Synthesis: Building block for developing new-generation herbicides, fungicides, and insecticides with enhanced efficacy and selectivity.
• Material Science Research: Used in the development of organic semiconductors, conductive polymers, and advanced organic frameworks (MOFs/COFs).
• Chemical Biology & Proteomics: Serves as a reactive handle for creating activity-based probes (ABPs) or affinity tags to study enzyme function and protein interactions.
• Dye & Pigment Intermediate: Utilized in the synthesis of specialized heterocyclic dyes and pigments for high-performance applications.
• Academic & Contract Research: Essential reagent for methodological development in organic synthesis and heterocyclic chemistry at universities and CROs.

Basic Information

Product Name	4,5-Dibromo-1H-Pyrrole-2-Carbohydrazide
CAS No.	50371-65-8
Molecular Formula	C5H4Br2N3O
Molecular Weight	282.91 g/mol
Synonyms	4,5-Dibromo-1H-pyrrole-2-carboxylic acid hydrazide; 4,5-Dibromo-2-carbamoylhydrazine-1H-pyrrole; 4,5-Dibromopyrrole-2-carbohydrazide; 1H-Pyrrole-2-carbohydrazide, 4,5-dibromo-; 2-Hydrazinecarbonyl-4,5-dibromo-1H-pyrrole
EINECS	Contact for details

Quality Control

Our 4,5-Dibromo-1H-Pyrrole-2-Carbohydrazide is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via NMR and IR spectroscopy, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) documenting all critical quality attributes are available upon request to support your regulatory and quality assurance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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