Description

1-(1H-Pyrazol-5-Yl)Ethan-1-One Hydrochloride is a high-purity organic salt compound, serving as a critical building block in advanced chemical synthesis. Its value lies in providing a functionalized pyrazole core, essential for constructing complex molecules with targeted biological or material properties. This intermediate is primarily needed by research institutions and manufacturers in the pharmaceutical and agrochemical industries for developing new active ingredients.

Application

• Pharmaceutical Intermediate: Key synthon for the research and development of novel drug candidates, particularly in kinase inhibitor and other small molecule therapeutic programs.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, where the pyrazole moiety contributes to biological activity.
• Chemical Research & Development: Serves as a versatile precursor in academic and industrial R&D for exploring new heterocyclic compounds and material science applications.
• Ligand and Catalyst Preparation: Utilized in the synthesis of specialized ligands for metal complexes and catalysts used in fine chemical processes.

Basic Information

Item	Detail
Product Name	1-(1H-Pyrazol-5-Yl)Ethan-1-One Hydrochloride
CAS No.	175277-40-4
Molecular Formula	C5H7N2O·HCl
Molecular Weight	146.59 g/mol
Synonyms	1-(1H-Pyrazol-5-yl)ethanone hydrochloride; 1-Acetyl-1H-pyrazole-5-hydrochloride; 5-Acetylpyrazole hydrochloride; 1-(1H-Pyrazol-5-yl)ethan-1-one HCl; Ethanone, 1-(1H-pyrazol-5-yl)-, hydrochloride; 1-(1H-Pyrazol-5-yl)ethanone HCl salt; 5-Acetyl-1H-pyrazole hydrochloride
EINECS	Contact for details

Quality Control

Our 1-(1H-Pyrazol-5-Yl)Ethan-1-One Hydrochloride is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and Karl Fischer titration, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided and available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed under an inert atmosphere when not in use to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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