Description

2-Thiophenecarboxamide,n-(5-Methyl-3-Isoxazolyl)- is a high-purity organic compound with the CAS number 313516-31-3, serving as a key heterocyclic building block in advanced chemical synthesis. Its molecular structure, featuring both thiophene and isoxazole rings, makes it a valuable intermediate for developing novel active pharmaceutical ingredients (APIs) and agrochemicals. This compound is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for creating new molecules with targeted biological activity.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, anti-inflammatory agents, and antimicrobials.
• Agrochemical Research: Used in the development of new generation herbicides, fungicides, and insecticides, leveraging its heterocyclic scaffold for bioactivity.
• Material Science Precursor: Serves as a monomer or functional additive in the research of conductive polymers and organic electronic materials due to the thiophene moiety.
• Chemical Biology Probe: Employed in academic and industrial research to create molecular probes for studying enzyme function and biological pathways.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for the production of bespoke compounds and small-scale API batches.

Basic Information

Product Name	2-Thiophenecarboxamide,n-(5-Methyl-3-Isoxazolyl)-
CAS No.	313516-31-3
Molecular Formula	C9H8N2O2S
Molecular Weight	208.24 g/mol
Synonyms	N-(5-Methylisoxazol-3-yl)thiophene-2-carboxamide; 2-Thiophenecarboxamide, N-(5-methyl-3-isoxazolyl)-; Thiophene-2-carboxylic acid (5-methylisoxazol-3-yl)amide; 5-Methyl-3-isoxazolyl-thiophene-2-carboxamide; (5-Methyl-3-isoxazolyl)amide of 2-thiophenecarboxylic acid
EINECS	Contact for details

Quality Control

Our 2-Thiophenecarboxamide,n-(5-Methyl-3-Isoxazolyl)- is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and stringent control of residual solvents and impurities. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to ensure traceability and compliance with your research or production requirements.

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 heat, sparks, and open flame. The product is light-sensitive and should be handled and stored accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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