Description

Benzene, 1-Ethenyl-3-Ethynyl- (9Ci) is a specialized aromatic compound featuring both vinyl and ethynyl functional groups, making it a valuable bifunctional building block for advanced organic synthesis. Its unique structure enables precise molecular construction, offering researchers and manufacturers a versatile intermediate for creating complex chemical architectures. This compound is primarily utilized in the research and development of novel polymers, pharmaceuticals, and advanced materials where controlled functionalization is critical.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates, particularly for targeted therapies.
• Polymer & Material Science: Used as a monomer or co-monomer in the development of specialty polymers, including conductive polymers, liquid crystal polymers (LCPs), and high-performance resins.
• Organic Synthesis Building Block: Acts as a versatile reagent in cross-coupling reactions (e.g., Sonogashira, Heck) for constructing complex organic molecules in academic and industrial R&D.
• Agrochemical Research: Employed in the synthesis of new crop protection agents and herbicides, leveraging its reactive sites for structural diversification.
• Ligand & Catalyst Development: Utilized to create novel chelating ligands and organometallic catalysts for asymmetric synthesis and industrial catalytic processes.
• Electronic Chemicals: Investigated for use in the development of organic semiconductors, OLED materials, and other electronic components.

Basic Information

Product Name	Benzene, 1-Ethenyl-3-Ethynyl- (9Ci)
CAS No.	114292-48-7
Molecular Formula	C10H8
Molecular Weight	128.17 g/mol
Synonyms	1-Ethenyl-3-ethynylbenzene; 3-Ethynylstyrene; m-Ethynylstyrene; 3-Vinylphenylacetylene; 1-Ethynyl-3-vinylbenzene; (3-Ethynylphenyl)ethene; Benzene, m-ethynylvinyl-
EINECS	Contact for details

Quality Control

Our Benzene, 1-Ethenyl-3-Ethynyl- (9Ci) is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment. We support compliance with global regulatory frameworks, and custom purity grades (e.g., >97%, >99%) are available to meet specific research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended storage temperature is 2-8°C for long-term stability. Keep away from heat, sparks, open flames, and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
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.