Description

Methyl 4-(4-Chlorophenoxy)-6-Oxo-1-Phenyl-1,6-Dihydro-3-Pyridazinecarboxylate CAS NO 338756-21-1 is a high-purity, advanced pharmaceutical intermediate characterized by its specific pyridazinecarboxylate structure. This compound is critical for the synthesis of novel active pharmaceutical ingredients (APIs) and agrochemicals, offering a key building block for research and development. It is primarily sought by pharmaceutical R&D laboratories, agrochemical manufacturers, and fine chemical synthesis companies for developing new therapeutic and crop protection agents.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly in therapeutic areas requiring complex heterocyclic scaffolds.
• Agrochemical Synthesis: Serves as a crucial building block for developing next-generation herbicides, fungicides, and plant growth regulators.
• Chemical Research & Development: Used in academic and industrial R&D for exploring new chemical entities and reaction pathways in medicinal and synthetic chemistry.
• Fine Chemical Production: Employed in the multi-step synthesis of specialty chemicals and complex organic molecules for various industrial applications.
• Reference Standard: Can be supplied as a high-purity analytical standard for quality control and method development in analytical laboratories.

Basic Information

Product Name	Methyl 4-(4-Chlorophenoxy)-6-Oxo-1-Phenyl-1,6-Dihydro-3-Pyridazinecarboxylate
CAS No.	338756-21-1
Molecular Formula	C18H13ClN2O4
Molecular Weight	356.76 g/mol
Synonyms	Methyl 4-(4-chlorophenoxy)-6-oxo-1-phenyl-1,6-dihydropyridazine-3-carboxylate; 1,6-Dihydro-4-(4-chlorophenoxy)-6-oxo-1-phenyl-3-pyridazinecarboxylic Acid Methyl Ester; 3-Pyridazinecarboxylic acid, 1,6-dihydro-4-(4-chlorophenoxy)-6-oxo-1-phenyl-, methyl ester; Methyl 1,6-dihydro-4-(4-chlorophenoxy)-6-oxo-1-phenyl-3-pyridazinecarboxylate; 338756-21-1; Methyl 4-(p-chlorophenoxy)-6-oxo-1-phenyl-1,6-dihydro-3-pyridazinecarboxylate
EINECS	Contact for details

Quality Control

Our Methyl 4-(4-Chlorophenoxy)-6-Oxo-1-Phenyl-1,6-Dihydro-3-Pyridazinecarboxylate 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. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We support compliance with cGMP, ICH Q7, and other relevant pharmaceutical and chemical industry standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials. 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)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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