Description

3-Thienyl Isocyanate is a specialized organic building block featuring a reactive isocyanate group attached to a thiophene heterocycle. This unique structure makes it a valuable intermediate for synthesizing advanced materials and functional chemicals where the thiophene moiety imparts specific electronic or binding properties. It is primarily utilized by research chemists and process development teams in the pharmaceutical, agrochemical, and materials science industries for creating novel compounds, including potential active ingredients, ligands, and polymers.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly those targeting central nervous system disorders or requiring specific receptor binding profiles.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, where the thiophene ring can contribute to biological activity.
• Polymer & Material Science: Serves as a monomer or cross-linking agent in the production of specialty polymers, coatings, and adhesives with tailored thermal or electronic properties.
• Chemical Research & Development: A versatile reagent for constructing heterocyclic compounds, urea derivatives, and carbamates in academic and industrial R&D settings.
• Ligand Synthesis for Catalysis: Employed in the preparation of specialized ligands for metal-organic frameworks (MOFs) or transition metal catalysts.

Basic Information

Product Name	3-Thienyl Isocyanate
CAS No.	76536-95-3
Molecular Formula	C5H3NOS
Molecular Weight	125.15 g/mol
Synonyms	3-Isocyanatothiophene; Thiophen-3-yl isocyanate; 3-Thienylisocyanate; 3-Thiophene isocyanate; Isocyanic acid 3-thienyl ester; 3-Thienylcarbimide
EINECS	Contact for details

Quality Control

Our 3-Thienyl Isocyanate is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatography (HPLC/GC) and spectroscopic methods (IR, NMR), to verify identity and assay. A Certificate of Analysis (COA) detailing all specifications 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, well-ventilated place. Due to its hygroscopic (moisture-sensitive) nature, the container should be kept under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Recommended long-term storage temperature is 2-8°C.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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