CAS 74331-70-7

2-Ethynyl-1,4-dimethylbenzene

Description:

2-Ethynyl-1,4-dimethylbenzene, also known as p-ethynyl-xylen, is an aromatic compound characterized by a benzene ring substituted with two methyl groups and an ethynyl group. The presence of the ethynyl group introduces a triple bond, which contributes to the compound's reactivity and potential applications in organic synthesis. This compound is typically a colorless to pale yellow liquid with a distinct aromatic odor. It is insoluble in water but soluble in organic solvents, making it useful in various chemical reactions. The structure of 2-ethynyl-1,4-dimethylbenzene allows for participation in electrophilic aromatic substitution reactions, and it can also undergo polymerization or coupling reactions due to the reactivity of the ethynyl group. Safety considerations include handling it in well-ventilated areas and using appropriate personal protective equipment, as it may pose health risks if inhaled or ingested. Overall, 2-ethynyl-1,4-dimethylbenzene is a valuable compound in the field of organic chemistry and materials science.

Formula: C₁₀H₁₀

InChI: InChI=1S/C10H10/c1-4-10-7-8(2)5-6-9(10)3/h1,5-7H,2-3H3

InChI key: InChIKey=UNUIVBVNLZPXCR-UHFFFAOYSA-N

SMILES: C(#C)C1=C(C)C=CC(C)=C1

Synonyms:

• (2,5-Dimethylphenyl)acetylene
• 1-Ethynyl-2,5-dimethylbenzene
• Benzene, 2-ethynyl-1,4-dimethyl-
• p-Xylene, 2-ethynyl-
• 2-Ethynyl-1,4-dimethylbenzene