Description

5-Chloropyrazolo[1,5-A]Pyrimidine-2-Carboxylic Acid is a high-purity heterocyclic building block of significant interest in advanced organic synthesis. This compound serves as a critical intermediate for the development of novel active pharmaceutical ingredients (APIs) and agrochemicals. It is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon for the research and development of new drug candidates, particularly in kinase inhibitor and antiviral therapeutic areas.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides requiring specific heterocyclic cores.
• Chemical Research: Serves as a versatile building block in academic and industrial R&D for exploring new chemical entities and reaction pathways.
• Material Science: Potential precursor for the synthesis of specialized organic electronic materials and ligands for catalysis.
• Custom Synthesis: Employed by contract research and manufacturing organizations (CROs/CMOs) for client-specific molecule assembly.

Basic Information

Product Name	5-Chloropyrazolo[1,5-A]Pyrimidine-2-Carboxylic Acid
CAS No.	1315363-80-4
Molecular Formula	C7H4ClN3O2
Molecular Weight	197.58 g/mol
Synonyms	5-Chloro-1H-pyrazolo[1,5-a]pyrimidine-2-carboxylic acid; 5-Chloro-pyrazolo[1,5-a]pyrimidine-2-carboxylic acid; 5-Chloro-1H-pyrazolo[1,5-a]pyrimidine-2-carboxylic acid; 1315363-80-4; 5-Chloro-2-carboxypyrazolo[1,5-a]pyrimidine; Pyrazolo[1,5-a]pyrimidine-2-carboxylic acid, 5-chloro-
EINECS	Contact for details

Quality Control

Our 5-Chloropyrazolo[1,5-A]Pyrimidine-2-Carboxylic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for research and production. Certificates of Analysis (COA) with detailed specifications are provided for every shipment.

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 to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
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.