Description

Pyrazolo[1,5-A]Pyrazin-4(5H)-One, 2-Bromo-6,7-Dihydro- is a high-value brominated heterocyclic building block of significant interest in advanced organic synthesis. This compound matters as a versatile and reactive intermediate, enabling the construction of complex molecular architectures for pharmaceutical and agrochemical research. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical industry for the discovery and development of new active ingredients.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in kinase inhibitor and other small-molecule therapeutic programs.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic core for bioactivity.
• Chemical Biology: Serves as a probe or linker in the development of chemical tools for studying biological pathways and target engagement.
• Material Science Precursor: Potential intermediate for the synthesis of specialized organic electronic materials or ligands for catalysis.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for custom synthesis projects under cGMP or research-grade conditions.

Basic Information

Product Name	Pyrazolo[1,5-A]Pyrazin-4(5H)-One, 2-Bromo-6,7-Dihydro-
CAS No.	2468022-89-9
Molecular Formula	C6H4BrN3O
Molecular Weight	214.02 g/mol
Synonyms	2-Bromo-6,7-dihydro-4H-pyrazolo[1,5-a]pyrazin-4-one; 2-Bromo-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazin-4-one; 2-Bromodihydropyrazolopyrazinone; 2468022-89-9; Pyrazolo[1,5-a]pyrazin-4(5H)-one, 2-bromo-6,7-dihydro-; 2-Bromo-6,7-dihydro-4H-pyrazolo[1,5-a]pyrazin-4-one
EINECS	Contact for details

Quality Control

Our Pyrazolo[1,5-A]Pyrazin-4(5H)-One, 2-Bromo-6,7-Dihydro- is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is supported by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles, typically determined by HPLC, NMR, and mass spectrometry. We adhere to relevant industry standards and can supply material suitable for use under research-grade or cGMP guidelines, depending on project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). As a specialty organic intermediate, it is recommended to store under an inert atmosphere for long-term stability and to minimize potential degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (HPLC)	Conforms to reference standard
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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