Description

5-Phenyl-7-Trifluoromethyl-Pyrazolo[1,5-A]-Pyrimidine-2-Carbonyl Chloride is a high-value, reactive chemical intermediate essential for advanced synthesis. Its core value lies in its role as a versatile building block for constructing complex heterocyclic scaffolds with tailored properties. This compound is critically needed by R&D and process development teams in the pharmaceutical and agrochemical industries for the creation of novel active ingredients.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in kinase inhibitor and antiviral research.
• Agrochemical Development: Used in the research and production of advanced herbicides, fungicides, and insecticides.
• Material Science Research: Serves as a precursor for creating specialty polymers and organic electronic materials.
• Chemical Synthesis: A versatile reagent for introducing the pyrazolopyrimidine moiety into more complex molecular architectures.
• Contract Research & Manufacturing (CRO/CMO): Supplied to organizations specializing in custom synthesis and scale-up services.
• Academic Research: Utilized in university and institutional labs for methodological studies in heterocyclic chemistry.

Basic Information

Product Name	5-Phenyl-7-Trifluoromethyl-Pyrazolo[1,5-A]-Pyrimidine-2-Carbonyl Chloride
CAS No.	696649-33-9
Molecular Formula	C14H7ClF3N3O
Molecular Weight	325.67 g/mol
Synonyms	5-Phenyl-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carbonyl chloride; 2-Pyrazolo[1,5-a]pyrimidinecarbonyl chloride, 5-phenyl-7-(trifluoromethyl)-; 696649-33-9; Pyrazolo[1,5-a]pyrimidine-2-carbonyl chloride derivative; 7-Trifluoromethyl-5-phenyl-pyrazolo[1,5-a]pyrimidine-2-carbonyl chloride
EINECS	Contact for details

Quality Control

Our 5-Phenyl-7-Trifluoromethyl-Pyrazolo[1,5-A]-Pyrimidine-2-Carbonyl Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and FTIR, to ensure high purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

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 degradation. Keep away from strong acids and incompatible organic solvents.

Specification

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