Description

Pyrazolo[1,5-A]Pyrimidine-2-Carboxylic Acid, 7-Amino-4,5-Dihydro-5-Oxo- (9Ci) is a high-purity, heterocyclic carboxylic acid derivative that serves as a critical advanced pharmaceutical intermediate (API) and a versatile building block for medicinal chemistry. Its unique fused pyrazolopyrimidine core structure makes it invaluable for the synthesis of novel compounds targeting a range of therapeutic areas. This compound is primarily sought by research institutions and pharmaceutical manufacturers engaged in drug discovery and process development.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs) with potential kinase inhibitory or other biological activities.
• Medicinal Chemistry Research: Used as a core scaffold for constructing compound libraries in high-throughput screening and structure-activity relationship (SAR) studies.
• Agrochemical Development: Serves as a precursor in the research and synthesis of novel herbicides, fungicides, or plant growth regulators.
• Organic Synthesis Reagent: Utilized in academic and industrial laboratories for the preparation of complex heterocyclic compounds and fine chemicals.
• Biochemical Probe Synthesis: Employed in the development of labeled compounds or probes for biological and diagnostic research.

Basic Information

Product Name	Pyrazolo[1,5-A]Pyrimidine-2-Carboxylic Acid, 7-Amino-4,5-Dihydro-5-Oxo- (9Ci)
CAS No.	197367-86-5
Molecular Formula	C7H6N4O3
Molecular Weight	194.15 g/mol
Synonyms	7-Amino-4,5-dihydro-5-oxopyrazolo[1,5-a]pyrimidine-2-carboxylic acid; 7-Amino-5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-2-carboxylic acid; 2-Carboxy-7-amino-4,5-dihydro-5-oxopyrazolo[1,5-a]pyrimidine; Pyrazolo[1,5-a]pyrimidine-2-carboxylic acid, 7-amino-4,5-dihydro-5-oxo-; 197367-86-5
EINECS	Contact for details

Quality Control

Our Pyrazolo[1,5-A]Pyrimidine-2-Carboxylic Acid, 7-Amino-4,5-Dihydro-5-Oxo- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for pharmaceutical research and development. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with 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). This compound is hygroscopic (moisture-sensitive); therefore, the container must be kept tightly sealed to minimize exposure to atmospheric humidity. For long-term storage, consider using desiccants.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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