Description

1,2,4-Triazolo[4,3-A]Pyridine-5-Thiol CAS NO 64943-35-7 is a heterocyclic organic compound featuring a fused triazolo-pyridine ring system with a thiol functional group. This unique molecular structure makes it a valuable and versatile pharmaceutical intermediate and building block for advanced chemical synthesis. It is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for developing novel active ingredients.

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: Serves as a core building block for developing new pesticides, herbicides, and fungicides with specific biological activity.
• Ligand in Coordination Chemistry: Used in the preparation of metal complexes for catalysis or material science applications due to its sulfur and nitrogen donor atoms.
• Organic Electronics Research: Investigated as a potential component in the development of organic semiconductors and light-emitting materials.
• Chemical Research & Development: Employed in academic and industrial R&D for exploring new heterocyclic chemistry and reaction pathways.
• Bioconjugation Chemistry: The thiol group allows for use in coupling reactions to modify biomolecules or surfaces.

Basic Information

Product Name	1,2,4-Triazolo[4,3-A]Pyridine-5-Thiol
CAS No.	64943-35-7
Molecular Formula	C6H4N4S
Molecular Weight	164.19 g/mol
Synonyms	5-Mercapto-[1,2,4]triazolo[4,3-a]pyridine; [1,2,4]Triazolo[4,3-a]pyridine-5-thiol; 1,2,4-Triazolo[4,3-a]pyridine-5-thiol; 5H-[1,2,4]Triazolo[4,3-a]pyridine-5-thione; 5-Thioxo-5H-[1,2,4]triazolo[4,3-a]pyridine; 1,2,4-Triazolopyridine-5-thiol; 5-Mercapto-s-triazolo[4,3-a]pyridine
EINECS	Contact for details

Quality Control

Our 1,2,4-Triazolo[4,3-A]Pyridine-5-Thiol is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for advanced chemical synthesis. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This compound is easily oxidized; for long-term storage, consider an inert atmosphere (e.g., nitrogen or argon). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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