Description

3-Ethyl-3H-[1,2,3]Triazolo[4,5-D]Pyrimidine-7-Thiol is a high-purity heterocyclic organic compound featuring a fused triazolopyrimidine core, which serves as a critical synthetic intermediate and building block. Its unique structure, combining a thiol group with a nitrogen-rich heterocycle, makes it a valuable precursor for developing novel pharmaceuticals and advanced materials. This compound is primarily sought by research chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for applications in medicinal chemistry and material science.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of nucleoside analogs, kinase inhibitors, and other small molecule drug candidates targeting various therapeutic areas.
• Agrochemical Research: Used in the development of novel herbicides, fungicides, and plant growth regulators due to its bioactive heterocyclic scaffold.
• Material Science Precursor: Serves as a monomer or functionalizing agent in the creation of specialized polymers, ligands for metal-organic frameworks (MOFs), and conductive materials.
• Chemical Biology Probe: Utilized in bioconjugation and labeling strategies, leveraging the reactive thiol group for attaching fluorescent tags or other functional moieties to biomolecules.
• Academic & Industrial R&D: Employed in fundamental research to explore new chemical reactions and synthesize libraries of novel heterocyclic compounds for screening.

Basic Information

Product Name	3-Ethyl-3H-[1,2,3]Triazolo[4,5-D]Pyrimidine-7-Thiol
CAS No.	1105191-09-0
Molecular Formula	C7H7N5S
Molecular Weight	193.23 g/mol
Synonyms	3-Ethyl-3H-[1,2,3]triazolo[4,5-d]pyrimidine-7-thiol; 7-Mercapto-3-ethyl-3H-[1,2,3]triazolo[4,5-d]pyrimidine; 3-Ethyl-7-mercapto-[1,2,3]triazolo[4,5-d]pyrimidine; 3H-[1,2,3]Triazolo[4,5-d]pyrimidine-7-thiol, 3-ethyl-; ETTP-7-Thiol; CAS 1105191-09-0
EINECS	Contact for details

Quality Control

Our production of 3-Ethyl-3H-[1,2,3]Triazolo[4,5-D]Pyrimidine-7-Thiol adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and residual solvent analysis. We provide a detailed Certificate of Analysis (COA) with each shipment, ensuring traceability and compliance with your research or production specifications.

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 and should be handled under an inert atmosphere for long-term storage. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines

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