Description

Pyrazolo[1,5-A]Pyrazine-2-Carboxamide, 3-Amino-5-Ethyl-4,5,6,7-Tetrahydro-4-Oxo- (9Ci) is a high-purity, advanced pharmaceutical intermediate characterized by its complex heterocyclic structure. This compound matters as a critical building block in modern medicinal chemistry, enabling the synthesis of novel therapeutic agents with targeted biological activity. It is primarily needed by R&D scientists and process chemists in the pharmaceutical and biotechnology industries for developing new drug candidates, particularly in oncology and central nervous system (CNS) research.

Application

• Pharmaceutical Intermediate: A key synthetic precursor in the research and development of new active pharmaceutical ingredients (APIs).
• Medicinal Chemistry Research: Used as a core scaffold for structure-activity relationship (SAR) studies to optimize drug potency and selectivity.
• Oncology Drug Discovery: Serves as a building block for potential kinase inhibitors and other targeted cancer therapies.
• CNS Drug Development: Employed in the synthesis of compounds targeting neurological disorders.
• Contract Research & Manufacturing (CRO/CMO): Supplied to service organizations for custom synthesis and process scale-up projects.
• Academic Research: Utilized in university and institutional labs for exploratory chemical biology and pharmacology studies.

Basic Information

Product Name	Pyrazolo[1,5-A]Pyrazine-2-Carboxamide, 3-Amino-5-Ethyl-4,5,6,7-Tetrahydro-4-Oxo- (9Ci)
CAS No.	459157-51-8
Molecular Formula	C9H13N5O2
Molecular Weight	223.23 g/mol
Synonyms	3-Amino-5-ethyl-4,5,6,7-tetrahydro-4-oxopyrazolo[1,5-a]pyrazine-2-carboxamide; 5-Ethyl-3-amino-4,5,6,7-tetrahydro-4-oxopyrazolo[1,5-a]pyrazine-2-carboxamide; Pyrazolo[1,5-a]pyrazine-2-carboxamide, 3-amino-5-ethyl-4,5,6,7-tetrahydro-4-oxo-; 459157-51-8; 3-Amino-5-ethyl-4,5,6,7-tetrahydro-4-oxo-2-pyrazolo[1,5-a]pyrazinecarboxamide
EINECS	Contact for details

Quality Control

Our Pyrazolo[1,5-A]Pyrazine-2-Carboxamide, 3-Amino-5-Ethyl-4,5,6,7-Tetrahydro-4-Oxo- (9Ci) is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for pharmaceutical R&D. Certificates of Analysis (COA) with detailed chromatographic data are available upon request to support your regulatory and quality documentation needs.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
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.