Description

5-Chloro-[1,2,4]Triazolo[1,5-C]Pyrimidine is a high-value heterocyclic building block and key synthetic intermediate. This compound is essential for the development of novel active pharmaceutical ingredients (APIs) and advanced agrochemicals due to its unique fused triazolopyrimidine core. It is primarily utilized by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for creating compounds with potential biological activity.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of nucleoside analogs, kinase inhibitors, and other small molecule therapeutics targeting various diseases.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and plant growth regulators.
• Chemical Research & Development: Serves as a versatile scaffold in medicinal chemistry for structure-activity relationship (SAR) studies and library synthesis.
• Material Science: Potential building block for the development of specialty polymers, ligands for catalysis, and organic electronic materials.

Basic Information

Product Name	5-Chloro-[1,2,4]Triazolo[1,5-C]Pyrimidine
CAS No.	76044-36-5
Molecular Formula	C5H3ClN4
Molecular Weight	154.56 g/mol
Synonyms	5-Chloro-1,2,4-triazolo[1,5-c]pyrimidine; 5-Chloro-[1,2,4]triazolo[1,5-c]pyrimidine; 5-Chloro-1H-[1,2,4]triazolo[1,5-c]pyrimidine; 5-Chloro-s-triazolo[1,5-c]pyrimidine; 76044-36-5; 5-Chloro-1,2,4-triazolopyrimidine; 5-Chloro-1,2,4-triazolo[1,5-a]pyrimidine (common misnomer)
EINECS	Contact for details

Quality Control

Our 5-Chloro-[1,2,4]Triazolo[1,5-C]Pyrimidine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and synthesis. Certificates of Analysis (COA) with detailed specifications are provided for every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 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.