Description

Ethyl 5-Thiophen-2-Yl-[1,2,4]Oxadiazole-3-Carboxylate is a high-value heterocyclic building block that combines a thiophene moiety with a [1,2,4]oxadiazole ring. This compound matters as a versatile and critical intermediate for the synthesis of novel active pharmaceutical ingredients (APIs) and advanced agrochemicals. Pharmaceutical and agrochemical R&D teams need it to develop new drug candidates and crop protection agents, leveraging its unique scaffold to modulate biological activity and physicochemical properties.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates targeting various therapeutic areas.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides due to its bioactive heterocyclic structure.
• Material Science: Serves as a building block for organic electronic materials, such as semiconductors and light-emitting materials.
• Chemical Synthesis: Employed in organic chemistry research for constructing complex heterocyclic systems and novel molecular architectures.
• Biochemical Probe Development: Utilized in medicinal chemistry to create tool compounds for studying biological pathways and target validation.

Basic Information

Product Name	Ethyl 5-Thiophen-2-Yl-[1,2,4]Oxadiazole-3-Carboxylate
CAS No.	40019-37-2
Molecular Formula	C9H8N2O3S
Molecular Weight	224.24 g/mol
Synonyms	Ethyl 5-(2-Thienyl)-1,2,4-oxadiazole-3-carboxylate; 5-(Thiophen-2-yl)-1,2,4-oxadiazole-3-carboxylic acid ethyl ester; 3-Carbethoxy-5-(2-thienyl)-1,2,4-oxadiazole; 1,2,4-Oxadiazole-3-carboxylic acid, 5-(2-thienyl)-, ethyl ester; Ethyl 5-(thiophen-2-yl)-[1,2,4]oxadiazole-3-carboxylate
EINECS	Contact for details

Quality Control

Our Ethyl 5-Thiophen-2-Yl-[1,2,4]Oxadiazole-3-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are 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 controlled room temperature (15-25°C). Keep away from incompatible materials. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.