Description

3-Pyridazinecarboxylic Acid, 5-Bromo-1,6-Dihydro-6-Oxo-, Methyl Ester is a high-purity, specialized heterocyclic building block of significant interest in advanced organic synthesis. This compound matters as a key intermediate for constructing complex molecular architectures, particularly in the development of novel active pharmaceutical ingredients (APIs) and agrochemicals. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries seeking to introduce functionalized pyridazine motifs into their target molecules.

Application

• Pharmaceutical Intermediate: A critical building block for the synthesis of potential drug candidates, especially in medicinal chemistry programs targeting kinase inhibitors or other biologically relevant heterocycles.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or insecticides where the pyridazine core offers unique biological activity.
• Chemical Biology & Proteomics: Serves as a versatile scaffold for creating molecular probes, tags, or linkers used in studying biological systems and protein interactions.
• Material Science Precursor: Can be utilized in the synthesis of organic ligands for metal-organic frameworks (MOFs) or functional polymers with specific electronic properties.
• Academic & Contract Research: Essential for fundamental research in heterocyclic chemistry and for contract research organizations (CROs) supporting client discovery projects.
• Custom Synthesis & Scale-Up: A starting point for custom synthesis services, offering a handle for further functionalization to meet specific client requirements from milligram to kilogram scale.

Basic Information

Product Name	3-Pyridazinecarboxylic Acid, 5-Bromo-1,6-Dihydro-6-Oxo-, Methyl Ester
CAS No.	1591827-38-1
Molecular Formula	C7H5BrN2O3
Molecular Weight	245.03 g/mol
Synonyms	Methyl 5-bromo-6-oxo-1,6-dihydropyridazine-3-carboxylate; 5-Bromo-6-oxo-1,6-dihydropyridazine-3-carboxylic acid methyl ester; 5-Bromo-1,6-dihydro-6-oxo-3-pyridazinecarboxylic acid methyl ester; Methyl 5-bromo-1,6-dihydro-6-oxopyridazine-3-carboxylate; 3-Pyridazinecarboxylic acid, 5-bromo-1,6-dihydro-6-oxo-, methyl ester; 5-Bromo-6-hydroxy-3-pyridazinecarboxylic acid methyl ester (tautomeric form); Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our 3-Pyridazinecarboxylic Acid, 5-Bromo-1,6-Dihydro-6-Oxo-, Methyl Ester is produced and handled under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) with detailed chromatographic data are provided for every shipment, supporting your regulatory and R&D documentation needs.

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 the container sealed to protect this light-sensitive material from degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.