Description

1,4-Diethynyl-2,5-Bis(Butyloxy)Benzene is a specialized organic compound featuring a central benzene ring symmetrically substituted with ethynyl and butyloxy groups. This unique molecular architecture makes it a valuable advanced intermediate for constructing complex organic frameworks and functional materials. It is primarily utilized by R&D chemists and material scientists in the fields of organic electronics, polymer chemistry, and pharmaceutical development.

Application

• Organic Semiconductor Precursor: A key building block for synthesizing conjugated polymers and small molecules used in OLEDs, OFETs, and organic photovoltaic cells.
• Pharmaceutical Intermediate: Serves as a versatile synthon in the research and development of novel active pharmaceutical ingredients (APIs).
• Liquid Crystal Chemistry: Used in the synthesis of advanced liquid crystal materials for display technologies.
• Metal-Organic Framework (MOF) Synthesis: Acts as a functionalized organic linker for creating novel porous coordination polymers with tailored properties.
• Cross-coupling Reactions: An excellent substrate for Sonogashira, Heck, and other palladium-catalyzed coupling reactions to create complex molecular architectures.
• Dendrimer and Polymer Synthesis: The ethynyl groups provide reactive sites for step-growth polymerization and the construction of dendritic structures.

Basic Information

Item	Detail
Product Name	1,4-Diethynyl-2,5-Bis(Butyloxy)Benzene
CAS No.	128834-29-7
Molecular Formula	C18H22O2
Molecular Weight	270.37 g/mol
Synonyms	1,4-Bis(butoxy)-2,5-diethynylbenzene; 2,5-Diethynyl-1,4-dibutoxybenzene; 1,4-Dibutoxy-2,5-diethynylbenzene; DEB; DEDB; p-Diethynyl-p'-dibutoxybenzene
EINECS	Contact for details

Quality Control

Our 1,4-Diethynyl-2,5-Bis(Butyloxy)Benzene is produced under stringent quality control protocols to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to ISO 9001 quality management principles, and our analytical methods include HPLC, GC, NMR, and IR spectroscopy to verify specifications.

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 long-term storage temperature is 2-8°C. Allow the container to reach room temperature before opening to minimize moisture condensation. Keep away from strong oxidizing agents.

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
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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