Description

6-Chloro-[1,2,4]triazolo[1,5-b]pyridazine-2-carboxylic acid is a high-value heterocyclic building block featuring a fused triazolopyridazine core functionalized with both a chloro substituent and a carboxylic acid group. This compound matters as a versatile and critical intermediate for the synthesis of complex molecules, particularly in the development of new active pharmaceutical ingredients (APIs) and advanced agrochemicals. It is primarily needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing novel compounds with potential biological activity.

Application

• Pharmaceutical Intermediate: A key synthon for the research and development of novel drug candidates, particularly in medicinal chemistry programs targeting various therapeutic areas.
• Agrochemical Synthesis: Used in the creation of new herbicides, fungicides, and insecticides, leveraging its heterocyclic structure for bioactivity.
• Chemical Research & Development: Serves as a versatile building block in organic synthesis for constructing complex fused heterocyclic systems in academic and industrial R&D labs.
• Ligand and Catalyst Development: The carboxylic acid functionality allows for derivatization into chelating ligands or organocatalysts for asymmetric synthesis.
• Material Science Precursor: Potential use in the synthesis of organic electronic materials or metal-organic frameworks (MOFs) due to its rigid, planar structure and functional handles.

Basic Information

Product Name	6-Chloro-[1,2,4]triazolo[1,5-b]pyridazine-2-carboxylic Acid
CAS No.	215530-62-4
Molecular Formula	C7H3ClN4O2
Molecular Weight	210.58 g/mol
Synonyms	6-Chloro-[1,2,4]triazolo[1,5-b]pyridazine-2-carboxylic acid; 6-Chloro-2H-[1,2,4]triazolo[1,5-b]pyridazine-2-carboxylic acid; 6-Chloro-1,2,4-triazolo[1,5-b]pyridazine-2-carboxylic acid; 6-Chloro-1,2,4-triazolopyridazine-2-carboxylic acid; 6-Chloro-1,2,4-triazolo[1,5-b]pyridazine-2-carboxylic acid; 6-Chloro-2-carboxy-[1,2,4]triazolo[1,5-b]pyridazine; 215530-62-4 (CAS); 6-Chloro-1,2,4-triazolo[1,5-b]pyridazine-2-carboxylic acid
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Quality Control

Our 6-Chloro-[1,2,4]triazolo[1,5-b]pyridazine-2-carboxylic acid is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure high purity, identity, and consistency, meeting the stringent requirements for advanced synthetic intermediates. Certificates of Analysis (COA) detailing purity (typically by HPLC), identity (by IR and/or NMR), and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep the container tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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