Description

Methyl 1-(3-Chlorophenyl)-4-Hydroxy-6-Oxo-1,6-Dihydro-3-Pyridazinecarboxylate is a high-purity pyridazine derivative, a crucial advanced pharmaceutical intermediate valued for its role in synthesizing complex active molecules. This compound is essential for research and development chemists requiring a reliable, high-quality building block for novel drug discovery programs. It is primarily targeted at the pharmaceutical, agrochemical, and fine chemical industries for the development of new therapeutic agents and specialty chemicals.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly in central nervous system (CNS) and anti-inflammatory research.
• Agrochemical Research: Used in the development of new herbicides and pesticides, leveraging its heterocyclic core structure.
• Fine Chemical Synthesis: Serves as a versatile precursor for creating complex molecules in custom synthesis and process development.
• Academic & Contract Research: Employed in university and CRO laboratories for medicinal chemistry studies and structure-activity relationship (SAR) analysis.
• Chemical Reference Standard: Used as a certified reference material (CRM) for analytical method development and quality control in API manufacturing.

Basic Information

Product Name	Methyl 1-(3-Chlorophenyl)-4-Hydroxy-6-Oxo-1,6-Dihydro-3-Pyridazinecarboxylate
CAS No.	339029-80-0
Molecular Formula	C₁₂H₉ClN₂O₄
Molecular Weight	280.66 g/mol
Synonyms	Methyl 1-(3-chlorophenyl)-4-hydroxy-6-oxo-1,6-dihydropyridazine-3-carboxylate; 3-Pyridazinecarboxylic acid, 1-(3-chlorophenyl)-4-hydroxy-6-oxo-1,6-dihydro-, methyl ester; 1-(3-Chlorophenyl)-4-hydroxy-6-oxo-1,6-dihydro-3-pyridazinecarboxylic acid methyl ester; Methyl 1-(3-chlorophenyl)-4-hydroxy-6-oxo-1,6-dihydro-3-pyridazinecarboxylate; CAS 339029-80-0
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. Every batch is analyzed using advanced techniques like HPLC, GC, and NMR to confirm identity, purity, and the absence of critical impurities. Certificates of Analysis (COA) with detailed specifications are available upon request, supporting compliance in GMP and ISO 9001 environments.

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). Keep away from incompatible materials such as strong acids, bases, and oxidizing agents. The container should be kept tightly sealed to protect from moisture.

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%
Loss on Drying	≤ 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.