Description

3H-Indazol-3-One, 1-Acetyl-1,2-Dihydro-5-Methyl- is a high-purity, heterocyclic organic compound belonging to the indazolone class, serving as a critical advanced pharmaceutical intermediate. Its value lies in providing a versatile and functionalized scaffold for the synthesis of novel bioactive molecules, particularly in medicinal chemistry research and development. This product is essential for R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries seeking to build complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of potential drug candidates targeting various therapeutic areas.
• Medicinal Chemistry Research: Used in hit-to-lead optimization and structure-activity relationship (SAR) studies to develop new active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Intermediate in the development of novel herbicides, fungicides, or insecticides with specific modes of action.
• Fine Chemical Production: Serves as a precursor for specialty chemicals, dyes, and functional materials requiring the indazole core structure.
• Biochemical Tool Compound: Potential use in developing probes or inhibitors for studying enzymatic pathways and biological mechanisms.

Basic Information

Product Name	3H-Indazol-3-One, 1-Acetyl-1,2-Dihydro-5-Methyl-
CAS No.	152839-61-7
Molecular Formula	C10H10N2O2
Molecular Weight	190.20 g/mol
Synonyms	1-Acetyl-5-methyl-1,2-dihydro-3H-indazol-3-one; 5-Methyl-1-acetyl-1,2-dihydro-3H-indazol-3-one; 1-Acetyl-5-methyl-1,2-dihydroindazol-3-one; 1-Acetyl-1,2-dihydro-5-methyl-3H-indazol-3-one; 152839-61-7; 1-Acetyl-5-methylindazol-3(2H)-one; 5-Methyl-1-acetylindazol-3(2H)-one
EINECS	Contact for details

Quality Control

Our 3H-Indazol-3-One, 1-Acetyl-1,2-Dihydro-5-Methyl- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specifications and test results. Our quality commitment supports compliance with cGMP and ICH guidelines for pharmaceutical development.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials. For long-term storage, consider storing under an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline 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%
Heavy Metals	≤ 20 ppm

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