Description

3-Nitropyrazolo[1,5-A]Pyrimidine is a high-value, nitrogen-rich heterocyclic compound that serves as a critical synthetic intermediate. Its unique fused pyrazolopyrimidine scaffold, functionalized with a nitro group, makes it a versatile building block for constructing complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, especially those targeting kinase inhibition or acting as adenosine receptor antagonists.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides due to its bioactive heterocyclic core.
• Organic Synthesis Building Block: Employed in medicinal and combinatorial chemistry for constructing diverse libraries of nitrogen-containing heterocycles.
• Material Science Research: Investigated as a precursor for the synthesis of specialized dyes, pigments, or organic electronic materials.
• Academic & R&D: Serves as a standard or starting material in university and corporate research laboratories for methodological studies and novel reaction development.

Basic Information

Product Name	3-Nitropyrazolo[1,5-A]Pyrimidine
CAS No.	55405-64-6
Molecular Formula	C6H4N4O2
Molecular Weight	164.12 g/mol
Synonyms	3-Nitro-1H-pyrazolo[1,5-a]pyrimidine; Pyrazolo[1,5-a]pyrimidine, 3-nitro-; 3-Nitropyrazolo[1,5-a]pyrimidine; 1H-Pyrazolo[1,5-a]pyrimidine, 3-nitro-; 3-Nitro-1H-pyrazolo[1,5-a]pyrimidine; 55405-64-6; 3-Nitropyrazolopyrimidine
EINECS	Contact for details

Quality Control

We maintain a rigorous quality management system to ensure batch-to-batch consistency and high purity. Our standard grade for 3-Nitropyrazolo[1,5-A]Pyrimidine typically meets a purity specification of ≥95% (by HPLC), with comprehensive identity confirmation via spectroscopic methods. A detailed Certificate of Analysis (COA) documenting purity, identity, and impurity profile is provided with every shipment. Specifications can be customized to meet specific research or cGMP starting material requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its light-sensitive and easily oxidized nature, it is recommended to handle and store the material under an inert atmosphere (e.g., nitrogen or argon) for long-term stability, especially after opening the original container. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to light brown powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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