Description

3-Pyridazinecarboxaldehyde, 6-Chloro- (9Ci) is a versatile and high-value heterocyclic aldehyde building block, identified by CAS number 303085-53-2. This compound is critical for the synthesis of complex molecules, particularly in pharmaceutical research and development. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-infective agents.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and insecticides, leveraging its reactive aldehyde group.
• Ligand and Catalyst Development: Serves as a starting material for creating specialized ligands used in asymmetric catalysis and metal-organic frameworks (MOFs).
• Material Science Research: Employed in the synthesis of organic electronic materials, dyes, and photoactive compounds.
• Chemical Biology Probes: Utilized to develop molecular probes and labeled compounds for biochemical and diagnostic research.
• Custom Synthesis & Contract Manufacturing: An essential building block for custom synthesis projects and scale-up processes in CDMO (Contract Development and Manufacturing Organization) facilities.

Basic Information

Product Name	3-Pyridazinecarboxaldehyde, 6-Chloro- (9Ci)
CAS No.	303085-53-2
Molecular Formula	C5H3ClN2O
Molecular Weight	142.54 g/mol
Synonyms	6-Chloropyridazine-3-carboxaldehyde; 6-Chloro-3-pyridazinecarbaldehyde; 6-Chloro-3-formylpyridazine; 6-Chloro-3-pyridazinylcarboxaldehyde; 3-Formyl-6-chloropyridazine; 6-Chloro-pyridazine-3-carbaldehyde; 303085-53-2; 6-Chloro-3-pyridazinecarboxaldehyde
EINECS	Contact for details

Quality Control

Our 3-Pyridazinecarboxaldehyde, 6-Chloro- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and batch-to-batch consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical quality attributes. Our quality commitment supports applications requiring GMP-grade starting materials and compliance with REACH regulations.

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). Due to its light-sensitive and easily oxidized nature, it is recommended to store the material under an inert atmosphere (e.g., nitrogen or argon) for long-term stability. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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