Description

[1,2,4]Triazolo[1,5-A]Pyrimidine-6-Carbonyl Chloride, 1,5-Dihydro-5-Oxo- (9Ci) is a high-value, reactive heterocyclic building block used in advanced organic synthesis. This compound is critical for the development of novel active pharmaceutical ingredients (APIs) and agrochemicals due to its versatile functional groups. It is primarily sought after by research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of triazolopyrimidine-based drug candidates, including potential kinase inhibitors and antiviral agents.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and plant growth regulators.
• Material Science Research: Serves as a building block for creating advanced organic materials, such as ligands for catalysts or components for organic electronics.
• Chemical Biology Probes: Employed in the design and synthesis of molecular probes for studying biological pathways and enzyme functions.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for client-specific synthesis projects.

Basic Information

Item	Detail
Product Name	[1,2,4]Triazolo[1,5-A]Pyrimidine-6-Carbonyl Chloride, 1,5-Dihydro-5-Oxo- (9Ci)
CAS No.	86070-23-7
Molecular Formula	C7H3ClN4O2
Molecular Weight	210.58 g/mol
Synonyms	5-Oxo-1,5-dihydro-[1,2,4]triazolo[1,5-a]pyrimidine-6-carbonyl chloride; 1,5-Dihydro-5-oxo-[1,2,4]triazolo[1,5-a]pyrimidine-6-carbonyl chloride; 1,2,4-Triazolo[1,5-a]pyrimidine-6-carbonyl chloride, 1,5-dihydro-5-oxo-; 86070-23-7; 1,5-Dihydro-5-oxo-1,2,4-triazolo[1,5-a]pyrimidine-6-carbonyl chloride
EINECS	Contact for details

Quality Control

Our [1,2,4]Triazolo[1,5-A]Pyrimidine-6-Carbonyl Chloride is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity suitable for research and scale-up. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to cGMP principles where applicable to support our clients' regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. Due to its hygroscopic (moisture-sensitive) nature, it is recommended to store the material under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Recommended storage temperature is 2-8°C for optimal stability.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95% (Typical 97-99%)
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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