Description

1,2,4-Triazolo[4,3-B]Pyridazine-3-Carboxaldehyde (9Ci) is a high-purity heterocyclic building block and key synthetic intermediate. Its fused triazolopyridazine core structure makes it a valuable scaffold for developing novel compounds in advanced research and development. This product is essential for pharmaceutical chemists and agrochemical researchers focused on creating new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and oncology targets.
• Agrochemical Research: Used as a building block for developing new herbicides, fungicides, and insecticides with novel modes of action.
• Material Science: Serves as a precursor for creating specialty polymers, ligands for catalysis, and organic electronic materials.
• Academic & Contract Research: A key reagent for medicinal chemistry programs and structure-activity relationship (SAR) studies in university and CRO laboratories.
• Chemical Biology: Employed in the design and synthesis of molecular probes and enzyme inhibitors for biochemical research.

Basic Information

Product Name	1,2,4-Triazolo[4,3-B]Pyridazine-3-Carboxaldehyde (9Ci)
CAS No.	87841-07-4
Molecular Formula	C7H4N4O
Molecular Weight	160.13 g/mol
Synonyms	1,2,4-Triazolo[4,3-b]pyridazine-3-carboxaldehyde; 1,2,4-Triazolo[4,3-b]pyridazine-3-carbaldehyde; 3-Formyl-1,2,4-triazolo[4,3-b]pyridazine; 87841-07-4; 1,2,4-Triazolo[4,3-b]pyridazine-3-carboxaldehyde (9CI); Triazolopyridazine-3-carboxaldehyde
EINECS	Contact for details

Quality Control

Our 1,2,4-Triazolo[4,3-B]Pyridazine-3-Carboxaldehyde is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) with detailed specifications are provided for every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at a controlled room temperature (15-25°C). Due to its light-sensitive and easily oxidized nature, prolonged exposure to air, light, or moisture should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Off-white to light yellow 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.