Description

4-Adamantyl-Ethynylbenzene CAS NO 219831-45-5 is a high-purity, advanced organic intermediate featuring a unique adamantane core linked to an ethynylbenzene moiety. This compound is valued for its rigid, three-dimensional structure and its utility as a key building block in the synthesis of complex molecular architectures. It is primarily sought by researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for applications in drug discovery, ligand development, and functional polymer synthesis.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for candidates targeting neurological and viral diseases.
• Agrochemical Research: Used in developing new crop protection agents and herbicides, leveraging the stability of the adamantyl group.
• Material Science: Acts as a monomer or cross-linking agent for creating high-performance polymers, liquid crystals, and organic semiconductors.
• Ligand Synthesis: Employed in organometallic chemistry to construct sophisticated ligands for catalysis and sensor development.
• Chemical Research: A versatile building block in organic synthesis for constructing complex, sterically hindered molecules in academic and industrial R&D.

Basic Information

Product Name	4-Adamantyl-Ethynylbenzene
CAS No.	219831-45-5
Molecular Formula	C18H20
Molecular Weight	236.35 g/mol
Synonyms	1-(4-Ethynylphenyl)adamantane; 4-(1-Adamantyl)phenylacetylene; p-Adamantylphenylacetylene; 4-(Tricyclo[3.3.1.13,7]dec-1-yl)ethynylbenzene; Adamantylphenylacetylene; (4-Adamantylphenyl)acetylene
EINECS	Contact for details

Quality Control

Every batch of 4-Adamantyl-Ethynylbenzene is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent lot-to-lot quality. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flames. This material is light-sensitive (store away from light).

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%

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