1,2-Benzenedicarboxylic acid, 4-ethynyl- is an organic compound characterized by its structure, which includes a benzene ring with two carboxylic acid groups (–COOH) at the 1 and 2 positions and an ethynyl group (–C≡C–H) at the 4 position. This compound is part of the phthalic acid family and is known for its potential applications in the synthesis of polymers, dyes, and pharmaceuticals. The presence of the ethynyl group introduces alkyne reactivity, making it useful in various chemical reactions, including cross-coupling and polymerization processes. The carboxylic acid groups contribute to its solubility in polar solvents and its ability to form hydrogen bonds, which can influence its reactivity and interactions with other molecules. Additionally, this compound may exhibit interesting thermal and mechanical properties, making it a candidate for materials science applications. Safety data should be consulted for handling and storage, as with all chemical substances.

1,2-Benzenedicarboxylic acid, 4-ethynyl-

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4-Ethynylbenzene-1,2-dioic acid is an optical, hydrocarbon, thermochromic monomer. It has a nonlinear conformation and it is expressed at a low level in the human body. 4-Ethynylbenzene-1,2-dioic acid is used as a monomer in many ester compounds. This compound also yields acid moieties and phenyl moieties.

CAS 87639-56-3: 1,2-Benzenedicarboxylic acid, 4-ethynyl-

4-Ethynylbenzene-1,2-dioic acid

Ref: 3D-MDA63956

4-ETHYNYLBENZENE-1,2-DIOIC ACID

Ref: 10-F474756