Description

3-Aminoisoxazolo[4,5-B]Pyrazine is a high-value heterocyclic building block and advanced pharmaceutical intermediate. This compound matters for its role in the synthesis of complex molecules, particularly in medicinal chemistry for developing novel therapeutics. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to incorporate its unique fused isoxazole-pyrazine scaffold into new active compounds.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, especially for kinase inhibitors and other targeted therapies.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides due to its bioactive heterocyclic structure.
• Material Science: Serves as a building block for creating novel organic electronic materials and ligands for catalysis.
• Academic & Contract Research: Essential for medicinal chemistry programs in universities and CROs (Contract Research Organizations) exploring new chemical entities.
• Chemical Biology: Utilized in the design and synthesis of molecular probes for studying biological pathways and target engagement.

Basic Information

Product Name	3-Aminoisoxazolo[4,5-B]Pyrazine
CAS No.	81411-79-2
Molecular Formula	C5H4N4O
Molecular Weight	136.11 g/mol
Synonyms	3-Amino[1,2]oxazolo[4,5-b]pyrazine; 3-Aminoisoxazolo[4,5-b]pyrazine; Isoxazolo[4,5-b]pyrazin-3-amine; [1,2]Oxazolo[4,5-b]pyrazin-3-amine; 81411-79-2; 3-Amino-isoxazolo[4,5-b]pyrazine
EINECS	Contact for details

Quality Control

Our 3-Aminoisoxazolo[4,5-B]Pyrazine is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) with detailed specifications are available upon request to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.