Description

2-Thienyl Isocyanate is a versatile and highly reactive organic building block essential for synthesizing complex heterocyclic compounds. Its core value lies in introducing the thienyl isocyanate functional group, enabling the creation of novel ureas, carbamates, and heterocyclic frameworks with tailored properties. This compound is critically needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials industries for developing active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of thienyl-containing urea and carbamate derivatives, which are explored for various therapeutic applications.
• Agrochemical Synthesis: Used to create novel pesticide and herbicide candidates by incorporating the thiophene moiety into active molecules.
• Polymer & Material Science: Serves as a monomer or cross-linking agent for producing polyurethanes and specialty polymers with unique thermal or mechanical properties.
• Chemical Research & Development: Fundamental reagent for constructing diverse heterocyclic libraries in medicinal and combinatorial chemistry.
• Ligand & Catalyst Design: Employed to synthesize specialized ligands for metal complexes used in catalytic processes.
• Dye & Pigment Manufacturing: Intermediate for developing organic colorants and functional dyes containing the thiophene structure.

Basic Information

Product Name	2-Thienyl Isocyanate
CAS No.	2048-57-9
Molecular Formula	C5H3NOS
Molecular Weight	125.15 g/mol
Synonyms	2-Isocyanatothiophene; Thiophen-2-yl isocyanate; 2-Thienylcarbimide; Thiophene-2-isocyanate; Isocyanic acid, 2-thienyl ester; 2-Thiophene isocyanate; NSC 401119
EINECS	218-074-9

Quality Control

Our 2-Thienyl Isocyanate is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. A detailed Certificate of Analysis (COA) with batch-specific data is provided to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. Due to its highly volatile and hygroscopic (moisture-sensitive) nature, it is recommended to store under an inert atmosphere (e.g., nitrogen or argon) and at controlled room temperature (15-25°C). Keep away from heat, sparks, open flames, and incompatible materials such as alcohols, amines, and strong bases.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Purity (GC)	≥ 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.