Description

6-Methyl-2-(m-Tolyl)-4,5-Dihydropyridazin-3(2H)-One is a high-purity, advanced pharmaceutical intermediate belonging to the dihydropyridazinone class of heterocyclic compounds. This compound is valued for its role as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring complex molecular architectures. It is primarily utilized by research institutions and pharmaceutical manufacturers engaged in the development of new chemical entities and process optimization.

Application

• Pharmaceutical Intermediate: A key synthetic precursor in the research and development of new drug candidates.
• Active Pharmaceutical Ingredient (API) Synthesis: Used in the construction of complex molecular scaffolds for potential therapeutic agents.
• Medicinal Chemistry Research: Serves as a versatile scaffold for structure-activity relationship (SAR) studies and lead optimization in drug discovery programs.
• Process Chemistry & Scale-Up: Employed in the development and optimization of scalable synthetic routes for pharmaceutical manufacturing.
• Contract Research & Manufacturing (CRO/CMO): Supplied to organizations specializing in custom synthesis and development services.
• Chemical Reference Standard: Can be used as an analytical standard for quality control and method development in pharmaceutical analysis.

Basic Information

Product Name	6-Methyl-2-(m-Tolyl)-4,5-Dihydropyridazin-3(2H)-One
CAS No.	867130-70-9
Molecular Formula	C₁₃H₁₄N₂O
Molecular Weight	214.26 g/mol
Synonyms	6-Methyl-2-(3-methylphenyl)-4,5-dihydro-3(2H)-pyridazinone; 2-(3-Methylphenyl)-6-methyl-4,5-dihydro-3(2H)-pyridazinone; 6-Methyl-2-(m-tolyl)-2,3,4,5-tetrahydropyridazin-3-one; 867130-70-9; 6-Methyl-2-(3-methylphenyl)-2,3,4,5-tetrahydropyridazin-3-one
EINECS	Contact for details

Quality Control

Our 6-Methyl-2-(m-Tolyl)-4,5-Dihydropyridazin-3(2H)-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications and test results are provided and available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Any single impurity	≤ 0.5%
Residual Solvents (GC)	Complies with ICH Q3C guidelines
Loss on Drying	≤ 0.5%

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