Description

6-Chloro-Pyrazolo[1,5-A]Pyrimidine-3-Carboxylic Acid is a high-purity, heterocyclic carboxylic acid derivative that serves as a critical building block in advanced organic synthesis. Its unique pyrazolopyrimidine scaffold, functionalized with both chloro and carboxylic acid groups, makes it a versatile intermediate for constructing complex molecular architectures. This compound is essential for research and development chemists in the pharmaceutical and agrochemical industries, particularly for the synthesis of novel active ingredients targeting various therapeutic areas and crop protection solutions.

Application

• Pharmaceutical Intermediate: A key synthon for the development of kinase inhibitors, antiviral agents, and other small-molecule drug candidates.
• Agrochemical Research: Used in the synthesis of novel herbicides, fungicides, and plant growth regulators.
• Chemical Biology Probe Development: Serves as a core structure for creating tool compounds to study biological pathways and protein functions.
• Material Science Precursor: Potential building block for advanced organic electronic materials and metal-organic frameworks (MOFs).
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs and research organizations for bespoke synthesis projects and library production.

Basic Information

Product Name	6-Chloro-Pyrazolo[1,5-A]Pyrimidine-3-Carboxylic Acid
CAS No.	1204926-24-8
Molecular Formula	C7H4ClN3O2
Molecular Weight	197.58 g/mol
Synonyms	6-Chloro-3-pyrazolo[1,5-a]pyrimidinecarboxylic acid; 6-Chloro-1H-pyrazolo[1,5-a]pyrimidine-3-carboxylic acid; 6-Chloropyrazolo[1,5-a]pyrimidine-3-carboxylic acid; 1204926-24-8; 6-Chloro-pyrazolo[1,5-a]pyrimidine-3-carboxylic acid; 6-Chloro-1,5-dihydropyrazolo[1,5-a]pyrimidine-3-carboxylic acid; 6-Chloro-3-carboxypyrazolo[1,5-a]pyrimidine
EINECS	Contact for details

Quality Control

Our 6-Chloro-Pyrazolo[1,5-A]Pyrimidine-3-Carboxylic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, confirming compliance with customer specifications. Our quality commitment supports applications requiring GMP-grade intermediates and research-grade materials.

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 nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture. For long-term storage, consider using desiccants.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.