Description

Ethyl 5,7-Dihydroxyisothiazolo[4,3-D]Pyrimidine-3-Carboxylate is a high-purity, heterocyclic organic compound that serves as a critical advanced intermediate in modern synthetic chemistry. Its unique fused-ring structure containing isothiazole and pyrimidine moeties makes it a valuable building block for the development of novel active pharmaceutical ingredients (APIs) and specialty agrochemicals. This compound is primarily sought by research institutions and industrial manufacturers in the pharmaceutical and agrochemical sectors for the synthesis of complex molecules with potential biological activity.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly in therapeutic areas requiring complex heterocyclic scaffolds.
• Agrochemical Research: Used in the development of new-generation herbicides, fungicides, and insecticides due to its bioactive core structure.
• Chemical Synthesis Building Block: Employed in organic synthesis for constructing complex fused-ring systems in academic and industrial R&D settings.
• Material Science Research: Investigated as a potential monomer or precursor for specialty polymers and advanced functional materials.
• Bioconjugate Chemistry: The ester functional group allows for further derivatization, making it useful in creating probes or labeled compounds for biological studies.

Basic Information

Product Name	Ethyl 5,7-Dihydroxyisothiazolo[4,3-D]Pyrimidine-3-Carboxylate
CAS No.	160600-22-6
Molecular Formula	C8H7N3O4S
Molecular Weight	241.22 g/mol
Synonyms	Ethyl 5,7-dihydroxyisothiazolo[4,3-d]pyrimidine-3-carboxylate; 5,7-Dihydroxyisothiazolo[4,3-d]pyrimidine-3-carboxylic Acid Ethyl Ester; Isothiazolo[4,3-d]pyrimidine-3-carboxylic acid, 5,7-dihydroxy-, ethyl ester; 160600-22-6; Ethyl 5,7-dihydroxy-[1,2]thiazolo[4,3-d]pyrimidine-3-carboxylate
EINECS	Contact for details

Quality Control

Our production of Ethyl 5,7-Dihydroxyisothiazolo[4,3-D]Pyrimidine-3-Carboxylate adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is fully characterized and undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods. A comprehensive Certificate of Analysis (COA) detailing all specifications and test results is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as strong oxidizing agents. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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