Description

(Z)-N'-Hydroxy-2-[4-Oxo-2-(Thiophen-2-Yl)-4H,5H-Pyrazolo[1,5-A]Pyrazin-5-Yl]Ethenimidamide is a high-purity, advanced pharmaceutical intermediate with a complex heterocyclic structure. This compound is of significant value for research and development in medicinal chemistry, particularly as a key building block for novel active pharmaceutical ingredients (APIs). It is primarily utilized by pharmaceutical R&D laboratories and fine chemical manufacturers focused on developing new therapeutic agents.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of novel drug candidates, particularly those targeting specific enzymatic pathways.
• Medicinal Chemistry Research: Used as a scaffold or building block for structure-activity relationship (SAR) studies and lead optimization in drug discovery programs.
• Biochemical Tool Compound: Potential application as a research-grade inhibitor or modulator for biological assays in academic and industrial research settings.
• Fine Chemical Synthesis: Employed in multi-step organic syntheses to construct complex molecules with potential biological activity.
• API Development: Integral component in the developmental scale-up and process chemistry for new active pharmaceutical ingredients.

Basic Information

Product Name	(Z)-N'-Hydroxy-2-[4-Oxo-2-(Thiophen-2-Yl)-4H,5H-Pyrazolo[1,5-A]Pyrazin-5-Yl]Ethenimidamide
CAS No.	1255791-12-8
Molecular Formula	C13H11N5O2S
Molecular Weight	301.33 g/mol
Synonyms	(Z)-N'-Hydroxy-2-(4-oxo-2-(thiophen-2-yl)-4H,5H-pyrazolo[1,5-a]pyrazin-5-yl)ethanimidamide; 2-(4-Oxo-2-thiophen-2-yl-4H,5H-pyrazolo[1,5-a]pyrazin-5-yl)-N'-hydroxyethanimidamide; 1255791-12-8; (Z)-2-(4-Oxo-2-(thiophen-2-yl)-4H,5H-pyrazolo[1,5-a]pyrazin-5-yl)-N'-hydroxyethanimidamide; Pyrazolo[1,5-a]pyrazine-based hydroxamic acid derivative; Thiophene-pyrazolopyrazine intermediate.
EINECS	Contact for details

Quality Control

Our production of (Z)-N'-Hydroxy-2-[4-Oxo-2-(Thiophen-2-Yl)-4H,5H-Pyrazolo[1,5-A]Pyrazin-5-Yl]Ethenimidamide adheres to stringent quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for pharmaceutical R&D. Certificates of Analysis (COA) detailing all specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed in a dry environment to prevent degradation. For long-term storage, consider using desiccants.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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