Description

1-Cyclopentyl-3-(trifluoromethyl)pyrazole-4-boronic acid is a high-value, multi-functional boronic acid derivative that serves as a critical building block in modern synthetic chemistry. Its unique structure, combining a cyclopentyl group and a trifluoromethylated pyrazole core, makes it an essential reagent for constructing complex molecules with tailored properties. This compound is primarily utilized by research and development teams in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: A key precursor in Suzuki-Miyaura cross-coupling reactions for synthesizing novel drug candidates, particularly in oncology and central nervous system (CNS) therapeutic areas.
• Agrochemical Synthesis: Used in the development of next-generation herbicides, fungicides, and insecticides, where the trifluoromethyl group enhances biological activity and metabolic stability.
• Material Science Research: Serves as a building block for creating advanced organic electronic materials, such as those used in OLEDs and organic photovoltaics.
• Chemical Biology & Probe Development: Employed in the synthesis of molecular probes and bio-conjugates for studying biological pathways and protein interactions.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for the production of bespoke compounds and libraries for high-throughput screening.

Basic Information

Item	Detail
Product Name	1-Cyclopentyl-3-(Trifluoromethyl)Pyrazole-4-Boronic Acid
CAS No.	2304634-13-5
Molecular Formula	C9H12BF3N2O2
Molecular Weight	248.02 g/mol
Synonyms	1-Cyclopentyl-3-(trifluoromethyl)-1H-pyrazole-4-boronic acid; 4-Borono-1-cyclopentyl-3-(trifluoromethyl)-1H-pyrazole; 1-Cyclopentyl-3-trifluoromethyl-1H-pyrazole-4-boronic acid; 1-Cyclopentyl-3-(trifluoromethyl)-4-pyrazoleboronic acid; 2304634-13-5; B-[1-Cyclopentyl-3-(trifluoromethyl)-1H-pyrazol-4-yl]boronic acid
EINECS	Contact for details

Quality Control

Every batch of 1-Cyclopentyl-3-(trifluoromethyl)pyrazole-4-boronic acid is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC, NMR, and MS, to ensure high purity and batch-to-batch consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory requirements.

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 and easily oxidized nature, it is recommended to store the material under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC)	Conforms
Identification (NMR)	Conforms
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.