Description

5,7-Dimethyl-Pyrazolo[1,5-A]Pyrimidine-3-Carboxylic Acid is a high-purity heterocyclic carboxylic acid building block of significant interest in advanced organic synthesis. Its value lies in its versatile pyrazolopyrimidine core, which serves as a privileged scaffold for constructing molecules with targeted biological activity. This compound is primarily needed by research and development teams in the pharmaceutical and agrochemical industries for the discovery and development of new active ingredients.

Application

• Pharmaceutical Intermediate: A key synthetic precursor for the development of novel drug candidates, particularly kinase inhibitors and other small-molecule therapeutics.
• Agrochemical Research: Used in the synthesis of new herbicides, fungicides, and insecticides, leveraging its heterocyclic structure for bioactivity.
• Chemical Biology Probe: Serves as a core structure for designing molecular probes to study enzyme function and cellular pathways.
• Material Science Research: Investigated as a building block for organic electronic materials and metal-organic frameworks (MOFs) due to its coordinating carboxylic acid group.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for the production of bespoke compounds for client projects.

Basic Information

Product Name	5,7-Dimethyl-Pyrazolo[1,5-A]Pyrimidine-3-Carboxylic Acid
CAS No.	90349-23-8
Molecular Formula	C9H9N3O2
Molecular Weight	191.19 g/mol
Synonyms	5,7-Dimethylpyrazolo[1,5-a]pyrimidine-3-carboxylic acid; 3-Pyrazolo[1,5-a]pyrimidinecarboxylic acid, 5,7-dimethyl-; 5,7-Dimethyl-1H-pyrazolo[1,5-a]pyrimidine-3-carboxylic acid; Pyrazolo[1,5-a]pyrimidine-3-carboxylic acid, 5,7-dimethyl-; 90349-23-8; 5,7-Dimethylpyrazolopyrimidine-3-carboxylic acid
EINECS	Contact for details

Quality Control

Our 5,7-Dimethyl-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 mass spectrometry, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, and we support customer audits and regulatory documentation requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

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.