CAS 4282-30-8

3-Methyl 3,4-thiophenedicarboxylate

Description:

3-Methyl 3,4-thiophenedicarboxylate, with the CAS number 4282-30-8, is an organic compound characterized by its thiophene ring structure, which is a five-membered aromatic ring containing sulfur. This compound features two carboxylate groups (-COO-) attached to the thiophene ring, contributing to its reactivity and potential applications in organic synthesis. The presence of a methyl group at the 3-position of the thiophene enhances its chemical properties, influencing its solubility and reactivity. Typically, compounds like this are utilized in the synthesis of various pharmaceuticals, agrochemicals, and materials due to their ability to participate in diverse chemical reactions, such as esterification and nucleophilic substitutions. Additionally, the thiophene moiety often imparts interesting electronic properties, making it valuable in the development of conductive polymers and organic electronic devices. Overall, 3-Methyl 3,4-thiophenedicarboxylate is a versatile compound with significant implications in both research and industrial applications.

Formula: C₇H₆O₄S

InChI: InChI=1S/C7H6O4S/c1-11-7(10)5-3-12-2-4(5)6(8)9/h2-3H,1H3,(H,8,9)

InChI key: InChIKey=CLHYGZGCRAMYSW-UHFFFAOYSA-N

SMILES: C(OC)(=O)C=1C(C(O)=O)=CSC1

Synonyms:

• 3,4-Thiophenedicarboxylic acid, methyl ester
• 3-Methyl 3,4-thiophenedicarboxylate
• 3,4-Thiophenedicarboxylic acid, monomethyl ester
• 3,4-Thiophenedicarboxylic acid, 3-methyl ester

4-(Methoxycarbonyl)thiophene-3-carboxylic acid

CAS: 4282-30-8

4-(Methoxycarbonyl)thiophene-3-carboxylic acid

Purity: 98%

Ref: 54-OR1041278

4-(Methoxycarbonyl)thiophene-3-carboxylic acid

CAS: 4282-30-8

Purity: 98%

Molecular weight: 186.1799927

Ref: 10-F787002

4-(Methoxycarbonyl)thiophene-3-carboxylic acid

CAS: 4282-30-8

4-(Methoxycarbonyl)thiophene-3-carboxylic acid is a colorless liquid with a boiling point of 104-106 degrees Celsius. It can be obtained by alkaline hydrolysis of 4-(methoxycarbonyl)thiophene-2,5-dicarboxylic acid, or by the action of methanol on thiophene. The solubility of this compound in solvents depends on the polarity and the hydrogen bonding capability of the solvent. The kinetics of hydrolysis are dependent on temperature and pH. This compound has a pKa value of 10.5 and an ionization constant (pKb) value of 10.1. The thermodynamic parameters for this compound are calculated to be -9.4 kcal/mol for enthalpy, -8.4 kcal/mol for entropy, and -7.6 kcal/mol for free energy change at 298 K and

Formula: C₇H₆O₄S

Purity: Min. 95%

Molecular weight: 186.19 g/mol

Ref: 3D-EAA28230