Description

4,4-Bis(3-Methyl-2-Thienyl)-3-Butenoyl Chloride is a specialized organic intermediate featuring a unique butenoyl chloride core flanked by two methyl-substituted thiophene rings. This compound matters for its role as a critical building block in the synthesis of advanced organic electronic materials and complex pharmaceutical agents. It is primarily needed by R&D chemists and process engineers in the organic light-emitting diode (OLED), pharmaceutical, and agrochemical industries for constructing novel molecular architectures.

Application

• Key Intermediate for OLED Materials: Serves as a crucial precursor in the synthesis of novel host, dopant, or electron-transport materials for organic light-emitting diode (OLED) displays and lighting.
• Pharmaceutical Building Block: Used in medicinal chemistry research for the construction of complex drug candidates, particularly those targeting central nervous system (CNS) disorders.
• Agrochemical Synthesis: Employed in the development of new active ingredients for crop protection products, leveraging its thiophene-based structure.
• Polymer & Material Science: Acts as a monomer or cross-linking agent in the production of specialty polymers with tailored electronic or optical properties.
• Academic & Industrial Research: Utilized in laboratories for method development and exploring new reactions in synthetic organic chemistry.

Basic Information

Product Name	4,4-Bis(3-Methyl-2-Thienyl)-3-Butenoyl Chloride
CAS No.	1417220-56-4
Molecular Formula	C17H17ClOS2
Molecular Weight	336.89 g/mol
Synonyms	4,4-Bis(3-methylthiophen-2-yl)but-3-enoyl chloride; 3-Butenoyl chloride, 4,4-bis(3-methyl-2-thienyl)-; (E)-4,4-Bis(3-methylthiophen-2-yl)but-3-enoyl chloride; 4,4-Di(3-methyl-2-thienyl)-3-butenoyl chloride; But-3-enoyl chloride, 4,4-bis(3-methyl-2-thienyl)-
EINECS	Contact for details

Quality Control

Every batch of 4,4-Bis(3-Methyl-2-Thienyl)-3-Butenoyl Chloride undergoes rigorous analytical testing to ensure high purity and consistency. Our quality assurance protocols are designed to meet the stringent requirements of research and industrial-scale synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. Due to its acid chloride nature and sensitivity, it is recommended to store under an inert atmosphere (e.g., nitrogen or argon) at temperatures between 2°C and 8°C for long-term stability. Keep away from strong bases, oxidizing agents, and moisture.

Specification

Item	Specification
Appearance	Light yellow to brown solid or oil
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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