CAS 1193-10-8

3-Methylsulfolene

Description:

3-Methylsulfolene, with the CAS number 1193-10-8, is an organic compound characterized by its sulfolene structure, which features a sulfone group (–SO2–) and a double bond in a five-membered ring. This compound is a colorless to pale yellow liquid at room temperature and is known for its polar nature, which contributes to its solubility in various organic solvents. 3-Methylsulfolene exhibits a relatively high boiling point compared to many hydrocarbons, reflecting its strong intermolecular forces due to the presence of the sulfone group. It is often utilized as a solvent and reagent in organic synthesis, particularly in reactions involving nucleophiles. Additionally, it has applications in the production of polymers and as an intermediate in the synthesis of other chemical compounds. Safety data indicates that it should be handled with care, as it may cause irritation upon contact with skin or eyes. Overall, 3-Methylsulfolene is a versatile compound with significant utility in chemical research and industrial applications.

Formula: C₅H₈O₂S

InChI: InChI=1S/C5H8O2S/c1-5-2-3-8(6,7)4-5/h2H,3-4H2,1H3

InChI key: InChIKey=FAYFWMOSHFCQPG-UHFFFAOYSA-N

SMILES: O=S1(=O)CC(C)=CC1

Synonyms:

• 1,3-Butadiene, 2-methyl-, sulfone
• 2,5-Dihydro-3-methylthiophene 1,1-dioxide
• 2,5-Dihydro-3-methylthiophene S,S-dioxide
• 3-Methyl-2,5-dihydro-1λ6-thiophene-1,1-dione
• 3-Methyl-2,5-dihydrothiophene dioxide
• 3-Methyl-3-sulfolene
• 3-Methyl-3-thiolene 1,1-dioxide
• 3-Methylsulfolene
• Ai3-23650
• Nsc 15090
• Thiophene, 2,5-dihydro-3-methyl-, 1,1-dioxide
• 3-Methyl-2,5-dihydrothiophene 1,1-dioxide

Thiophene, 2,5-dihydro-3-methyl-, 1,1-dioxide

CAS: 1193-10-8

Formula: C₅H₈O₂S

Purity: 98%

Color and Shape: Solid

Molecular weight: 132.1808

Ref: IN-DA000IJJ

3-Methyl-2,5-dihydrothiophene-1,1-dioxide

Controlled Product

CAS: 1193-10-8

Applications: 3-Methyl-2,5-dihydrothiophene-1,1-dioxide is a reagent used in Diels-Alder reactions of butadienylpyridinium bromides.
References Lee, S., et al.: J. Org. Chem., 62, 7812 (1997);

Formula: C₅H₈O₂S

Color and Shape: Off White

Molecular weight: 132.181

Ref: TR-M302200

3-Methylsulfolene

CAS: 1193-10-8

Formula: C₅H₈O₂S

Purity: 98%

Molecular weight: 132.18

Ref: 10-F099197