Description

2-Oxalamido-1,3,4-Thiadiazole-5-Sulfonamide Ethyl Ester is a specialized heterocyclic sulfonamide derivative, serving as a high-value synthetic intermediate in advanced organic synthesis. Its core value lies in its unique molecular scaffold, which is critical for constructing complex molecules with targeted biological or material properties. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries, particularly for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly those targeting enzymes where the thiadiazole-sulfonamide moiety is pharmacologically active.
• Agrochemical Research: Used in developing new generations of herbicides, fungicides, and plant growth regulators, leveraging its heterocyclic structure for bioactivity.
• Material Science: Serves as a precursor for advanced polymers and functional materials requiring specific sulfonamide or thiadiazole linkages.
• Chemical Synthesis: A versatile reagent for constructing complex heterocyclic systems in academic and industrial R&D laboratories.
• Bioconjugation & Probe Development: Potential use in creating chemical probes or bioconjugates for biochemical and diagnostic applications due to its reactive ester and amide groups.

Basic Information

Product Name	2-Oxalamido-1,3,4-Thiadiazole-5-Sulfonamide Ethyl Ester
CAS No.	74186-66-6
Molecular Formula	C7H9N5O5S2
Molecular Weight	307.31 g/mol
Synonyms	Ethyl 2-(oxalamido)-1,3,4-thiadiazole-5-sulfonamide; 5-Sulfamoyl-1,3,4-thiadiazol-2-yloxalamic acid ethyl ester; 1,3,4-Thiadiazole-5-sulfonamide, 2-(ethoxalylamino)-; 2-(Ethoxyoxalylamino)-1,3,4-thiadiazole-5-sulfonamide; OATSE; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Every batch of 2-Oxalamido-1,3,4-Thiadiazole-5-Sulfonamide Ethyl Ester is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the product meets your specific research or production requirements. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available for all shipments.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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