Description

5-Chloro-[1,3]thiazolo[5,4-d]pyrimidine is a high-purity heterocyclic building block of significant interest in advanced organic synthesis. This compound matters as a versatile and critical scaffold for developing novel active pharmaceutical ingredients (APIs) and agrochemicals. It is primarily needed by research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a core scaffold in the synthesis of potential kinase inhibitors, antiviral agents, and other biologically active molecules.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators due to its heterocyclic structure.
• Material Science Precursor: Acts as a building block for creating organic electronic materials, such as ligands for metal-organic frameworks (MOFs) or components in organic semiconductors.
• Chemical Biology Probe: Utilized in medicinal chemistry for structure-activity relationship (SAR) studies and as a fragment in drug discovery libraries.
• Custom Synthesis: Employed by contract research and manufacturing organizations (CROs/CMOs) for the bespoke synthesis of client-targeted compounds.

Basic Information

Product Name	5-Chloro-[1,3]thiazolo[5,4-d]pyrimidine
CAS No.	13316-08-0
Molecular Formula	C5H2ClN3S
Molecular Weight	171.61 g/mol
Synonyms	5-Chlorothiazolo[5,4-d]pyrimidine; 5-Chloro-1,3-thiazolo[5,4-d]pyrimidine; Thiazolo[5,4-d]pyrimidine, 5-chloro-; 5-Chloro-[1,3]thiazolo[5,4-d]pyrimidin; 5-Chloro-1,3-thiazolo[5,4-d]pyrimidin; 5-Chloro-1,3-thiazolo[5,4-d]pyrimidine; 5-Chloro-thiazolo[5,4-d]pyrimidine; 5-Chloro[1,3]thiazolo[5,4-d]pyrimidine
EINECS	Contact for details

Quality Control

Our 5-Chloro-[1,3]thiazolo[5,4-d]pyrimidine is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets the high standards required for research and development. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is available for every shipment upon request.

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). Keep away from incompatible materials. This product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Standard Grade)
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.