Description

3-Bromo-1-sec-Butyl-1H-Pyrazole is a versatile brominated pyrazole derivative, a crucial building block in modern synthetic organic chemistry. Its value lies in its ability to act as a key intermediate for constructing complex molecules, particularly in the development of active pharmaceutical ingredients (APIs) and advanced agrochemicals. This compound is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries who require high-purity intermediates for coupling reactions and heterocyclic synthesis.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of novel drug candidates, especially those targeting central nervous system (CNS) disorders and inflammatory diseases.
• Agrochemical Synthesis: Used in the research and development of new generation pesticides, herbicides, and fungicides due to its bioactive pyrazole core.
• Material Science Research: Acts as a monomer or functionalizing agent in the creation of specialized polymers and organic electronic materials.
• Ligand and Catalyst Development: Employed in the design of novel nitrogen-containing ligands for transition metal catalysis.
• Chemical Biology Probes: Useful for synthesizing tagged molecules used in biochemical assays and diagnostic research.
• Cross-Coupling Reactions: The bromine atom makes it an excellent substrate for Suzuki, Stille, and other palladium-catalyzed cross-coupling reactions to form carbon-carbon bonds.

Basic Information

Product Name	3-Bromo-1-sec-Butyl-1H-Pyrazole
CAS No.	1354706-11-8
Molecular Formula	C7H11BrN2
Molecular Weight	203.08 g/mol
Synonyms	3-Bromo-1-(1-methylpropyl)-1H-pyrazole; 1-(sec-Butyl)-3-bromo-1H-pyrazole; 3-Bromo-1-(butan-2-yl)-1H-pyrazole; 1H-Pyrazole, 3-bromo-1-(1-methylpropyl)-; 3-Bromo-1-sec-butylpyrazole; sec-Butyl 3-bromopyrazole
EINECS	Contact for details

Quality Control

Our 3-Bromo-1-sec-Butyl-1H-Pyrazole is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and consistent performance. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with each shipment to support your quality assurance and regulatory 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 heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere such as nitrogen to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.