Description

Benzene, 1-(1,3-Butadiynyl)-3-Ethynyl- (9Ci) is a specialized aromatic compound featuring multiple acetylene (ethynyl) functional groups, making it a valuable building block in advanced organic synthesis. This compound is prized for its role as a key precursor in the development of complex molecular architectures, particularly in materials science and pharmaceutical research. It is essential for researchers and manufacturers in the fields of organic electronics, polymer chemistry, and medicinal chemistry who require high-purity, functionalized intermediates.

Application

• Organic Semiconductor Precursor: Serves as a critical monomer for synthesizing conjugated polymers and small molecules used in OLEDs, OFETs, and photovoltaic cells.
• Pharmaceutical Intermediate: Used in the research and development of novel drug candidates, particularly those requiring rigid, linear aromatic scaffolds.
• Advanced Material Synthesis: A key building block for creating metal-organic frameworks (MOFs), covalent organic frameworks (COFs), and other porous materials with tailored properties.
• Polymer Chemistry: Employed in the synthesis of specialty polymers with unique optical, electronic, or mechanical characteristics via polymerization of acetylene units.
• Ligand Synthesis: Useful for preparing sophisticated ligands for catalysis and coordination chemistry due to its multiple coordination sites.
• Chemical Research: Acts as a model compound in studies of acetylenic chemistry, cycloaddition reactions, and carbon-rich molecule synthesis.

Basic Information

Product Name	Benzene, 1-(1,3-Butadiynyl)-3-Ethynyl- (9Ci)
CAS No.	154746-20-0
Molecular Formula	C12H6
Molecular Weight	150.18 g/mol
Synonyms	1,3-Diethynyl-5-(buta-1,3-diyn-1-yl)benzene; 1,3-Bis(ethynyl)-5-(1,3-butadiynyl)benzene; 5-(Buta-1,3-diyn-1-yl)-1,3-diethynylbenzene; m-Diethynyl-(m-butadiynyl)benzene; 1,3-Diethynyl-5-butadiynylbenzene; Aromatic tetra-yne; Research compound 154746-20-0
EINECS	Contact for details

Quality Control

Our Benzene, 1-(1,3-Butadiynyl)-3-Ethynyl- (9Ci) is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is characterized using advanced analytical techniques including NMR, HPLC, and GC-MS. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) in a cool, dry, and well-ventilated area. This compound is easily oxidized and light-sensitive; prolonged exposure to air or light should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 10 ppm
Residual Solvents (GC)	Meets ICH guidelines

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