Description

Ethyl 5-Sulfanyl[1,2,3]Triazolo[1,5-A]Quinazoline-3-Carboxylate is a high-purity, advanced heterocyclic building block designed for sophisticated organic synthesis. This compound is valued for its unique fused triazoloquinazoline core, which serves as a critical scaffold in the development of novel pharmacologically active molecules. It is primarily utilized by research and development teams in the pharmaceutical and agrochemical industries seeking to create new active ingredients with targeted properties.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, particularly for central nervous system (CNS) targets, kinase inhibitors, and antimicrobial agents.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic structure for bioactivity.
• Chemical Biology Probe: Serves as a scaffold for creating molecular probes to study enzyme function and biological pathways.
• Material Science Research: Investigated as a building block for organic electronic materials due to its conjugated π-system.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for client-specific custom synthesis projects.

Basic Information

Product Name	Ethyl 5-Sulfanyl[1,2,3]Triazolo[1,5-A]Quinazoline-3-Carboxylate
CAS No.	519056-58-7
Molecular Formula	C₁₂H₁₀N₄O₂S
Molecular Weight	274.30 g/mol
Synonyms	Ethyl 5-Mercapto[1,2,3]triazolo[1,5-a]quinazoline-3-carboxylate; 5-Sulfanyl-[1,2,3]triazolo[1,5-a]quinazoline-3-carboxylic Acid Ethyl Ester; 519056-58-7; Ethyl 5-thioxo-4,5-dihydro-[1,2,3]triazolo[1,5-a]quinazoline-3-carboxylate (tautomeric form); ETQC (abbreviation); Triazoloquinazoline derivative
EINECS	Contact for details

Quality Control

Our Ethyl 5-Sulfanyl[1,2,3]Triazolo[1,5-A]Quinazoline-3-Carboxylate is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity for research applications. We provide comprehensive analytical data including HPLC purity, NMR, and mass spectrometry for identity confirmation. A Certificate of Analysis (COA) is supplied with each batch, detailing all relevant specifications.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) to minimize oxidation. The compound is easily oxidized; therefore, containers should be purged with inert gas before resealing after each use. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (HPLC/MS)	Conforms to structure
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.