Description

1,4-Di(Propynyl)Benzene is a high-purity organic intermediate featuring a rigid, linear aromatic structure with terminal alkyne groups. This compound is valued for its role as a versatile building block in advanced material synthesis and pharmaceutical research, enabling precise molecular construction. It is primarily sought by R&D chemists and process engineers in the fields of polymer science, liquid crystal development, and medicinal chemistry for creating novel functional materials and active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the development of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Polymer & Material Science: Acts as a monomer or cross-linking agent in the synthesis of specialty polymers, resins, and high-performance materials.
• Liquid Crystal & OLED Materials: Used in the research and production of advanced display materials due to its rigid, conjugated structure.
• Organic Synthesis Building Block: A versatile reagent for Sonogashira coupling and other palladium-catalyzed cross-coupling reactions.
• Agrochemical Research: Employed in the synthesis of novel compounds for crop protection and agricultural chemistry.
• Academic & Industrial R&D: Essential for exploratory chemistry in universities and corporate research laboratories.

Basic Information

Product Name	1,4-Di(Propynyl)Benzene
CAS No.	105058-42-2
Molecular Formula	C₁₄H₁₀
Molecular Weight	178.23 g/mol
Synonyms	1,4-Bis(prop-2-yn-1-yl)benzene; p-Di(propynyl)benzene; 1,4-Di(2-propynyl)benzene; 1,4-Dipropargylbenzene; p-Dipropargylbenzene; 1,4-Bis(propynyl)benzene; Benzene, 1,4-bis(2-propynyl)-
EINECS	Contact for details

Quality Control

Our 1,4-Di(Propynyl)Benzene is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support cGMP and ISO 9001 standards for reliable supply to critical industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, open flames, and incompatible materials such as strong oxidizers. The container should be kept tightly sealed when not in use to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	White to off-white 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.