CAS 930-64-3

5-Methyl-2(3H)-thiophenone

Description:

5-Methyl-2(3H)-thiophenone, with the CAS number 930-64-3, is an organic compound that belongs to the class of thiophenones, which are characterized by the presence of a thiophene ring and a ketone functional group. This compound features a methyl group at the 5-position of the thiophene ring, contributing to its unique chemical properties. It is typically a colorless to pale yellow liquid with a distinctive odor, often described as sweet or floral. The compound is soluble in organic solvents, such as ethanol and ether, but has limited solubility in water due to its hydrophobic thiophene structure. 5-Methyl-2(3H)-thiophenone is used in various applications, including as a fragrance component in perfumes and as an intermediate in organic synthesis. Its reactivity is influenced by the electron-rich nature of the thiophene ring, allowing for electrophilic substitution reactions. Safety data indicates that it should be handled with care, as it may cause irritation upon contact with skin or eyes.

Formula: C₅H₆OS

InChI: InChI=1S/C5H6OS/c1-4-2-3-5(6)7-4/h2H,3H2,1H3

InChI key: InChIKey=RJLXUYZLFHHNRG-UHFFFAOYSA-N

SMILES: CC=1SC(=O)CC1

Synonyms:

• 3-Pentenoic acid, 4-mercapto-, γ-(thiolactone)
• 5-Methyl-2(3H)-thiophenone
• 2(3H)-Thiophenone, 5-methyl-