Description

1H-Pyrazole-1-Carbonyl Chloride, 4-Butyl-3,5-Dimethyl- (9Ci) is a specialized organic building block belonging to the pyrazole class of heterocyclic compounds. This high-purity intermediate is critical for the synthesis of complex molecules, offering a reactive carbonyl chloride handle for amide bond formation. It is primarily utilized by research and development chemists in the pharmaceutical and agrochemical industries for creating novel active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in medicinal chemistry research targeting various therapeutic areas.
• Agrochemical Synthesis: Used in the development and production of advanced pesticides, herbicides, and fungicides.
• Chemical Research & Development: Serves as a versatile reagent in organic synthesis for constructing complex heterocyclic frameworks in academic and industrial labs.
• Material Science: Potential precursor for the development of specialty polymers and functional materials with tailored properties.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for client-specific synthesis projects.

Basic Information

Product Name	1H-Pyrazole-1-Carbonyl Chloride, 4-Butyl-3,5-Dimethyl- (9Ci)
CAS No.	67514-69-6
Molecular Formula	C10H15ClN2O
Molecular Weight	214.69 g/mol
Synonyms	4-Butyl-3,5-dimethyl-1H-pyrazole-1-carbonyl chloride; 4-Butyl-3,5-dimethylpyrazole-1-carbonyl chloride; 4-n-Butyl-3,5-dimethyl-1H-pyrazole-1-carbonyl chloride; 1-Carbonylchloride-4-butyl-3,5-dimethylpyrazole; 4-Butyl-3,5-dimethyl-1-pyrazolecarbonyl chloride
EINECS	Contact for details

Quality Control

Our 1H-Pyrazole-1-Carbonyl Chloride, 4-Butyl-3,5-Dimethyl- (9Ci) is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. Products undergo rigorous analytical testing, including HPLC, NMR, and IR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is 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 a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent decomposition. Keep away from strong acids and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline solid or 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.