Description

4-Bromo-1-Propyl-1H-Pyrazole is a versatile brominated heterocyclic building block of significant interest in advanced organic synthesis. Its core value lies in providing a functionalized pyrazole scaffold that enables the construction of complex molecules for pharmaceutical and agrochemical research. This compound is essential for medicinal chemists and process development scientists engaged in creating novel active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of potential drug candidates, particularly in kinase inhibitor and anti-inflammatory agent research.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides, leveraging the bioactivity of the pyrazole moiety.
• Ligand and Catalyst Development: Acts as a building block for creating specialized ligands used in transition metal catalysis and coordination chemistry.
• Material Science Research: Employed in the synthesis of organic electronic materials and functional polymers due to its halogenated heterocyclic structure.
• Chemical Biology Probes: Utilized to create tool compounds for studying biological pathways and protein functions.
• Custom Synthesis and Scale-Up: A critical starting material for contract research and manufacturing organizations (CROs/CMOs) for custom synthesis projects.

Basic Information

Product Name	4-Bromo-1-Propyl-1H-Pyrazole
CAS No.	141302-33-2
Molecular Formula	C6H9BrN2
Molecular Weight	189.06 g/mol
Synonyms	1-Propyl-4-bromo-1H-pyrazole; 4-Bromo-1-propylpyrazole; 4-Bromo-1-n-propyl-1H-pyrazole; 1H-Pyrazole, 4-bromo-1-propyl-; 141302-33-2; 4-Bromo-1-propyl-1H-pyrazole; 4-Brom-1-propyl-1H-pyrazol
EINECS	Contact for details

Quality Control

Our 4-Bromo-1-Propyl-1H-Pyrazole is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. We provide full traceability and detailed Certificates of Analysis (COA) with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong acids and incompatible materials. For long-term storage, consider under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.