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

Modify Date: 2024-01-03 00:47:18

Thiophene,2,5-dihydro-3-methyl-, 1,1-dioxide Structure
Thiophene,2,5-dihydro-3-methyl-, 1,1-dioxide structure
Common Name Thiophene,2,5-dihydro-3-methyl-, 1,1-dioxide
CAS Number 1193-10-8 Molecular Weight 132.18100
Density 1.24g/cm3 Boiling Point 292.4ºC at 760 mmHg
Molecular Formula C5H8O2S Melting Point 62-64ºC
MSDS N/A Flash Point 171.9ºC

 Names

Name 3-methyl-2,5-dihydrothiophene 1,1-dioxide
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.24g/cm3
Boiling Point 292.4ºC at 760 mmHg
Melting Point 62-64ºC
Molecular Formula C5H8O2S
Molecular Weight 132.18100
Flash Point 171.9ºC
Exact Mass 132.02500
PSA 42.52000
LogP 1.44190
Appearance of Characters solid
Vapour Pressure 0.00322mmHg at 25°C
Index of Refraction 1.505

 Safety Information

HS Code 2934999090

 Synthetic Route

~86%

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

Thiophene,2,5-d...

CAS#:1193-10-8

Literature: Chae, Woo-Ki; Baughman, Sharon A.; Engel, Paul S.; Bruch, Manfred; Oezmeral, Cenan; et al. Journal of the American Chemical Society, 1981 , vol. 103, # 16 p. 4824 - 4833

~96%

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

Thiophene,2,5-d...

CAS#:1193-10-8

Literature: Chou; Sun Tetrahedron Letters, 1990 , vol. 31, # 7 p. 1035 - 1038

~18%

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

Thiophene,2,5-d...

CAS#:1193-10-8

Literature: Journal of Organic Chemistry, , vol. 52, # 15 p. 3394 - 3399

~25%

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

Thiophene,2,5-d...

CAS#:1193-10-8

Literature: Journal of Organic Chemistry, , vol. 52, # 15 p. 3394 - 3399

~%

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

Thiophene,2,5-d...

CAS#:1193-10-8

Literature: Journal of the Chemical Society, , p. 3411,3415

~%

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

Thiophene,2,5-d...

CAS#:1193-10-8

Literature: Journal of the Chemical Society, , p. 3411,3415

~%

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

Thiophene,2,5-d...

CAS#:1193-10-8

Literature: Journal fuer Praktische Chemie (Leipzig), , vol. <2> 131, p. 289,291

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

3-Methyl-3-sulfolene
3-methyl-2,5-dihydrothiophen-1,1-dioxide
3-methyl-2,5-dihydrothiophene S,S-dioxide
3-methyl-2,4-dihydrothiophene 1,1-dioxide
3-METHYL-2,5-DIHYDROTHIOPHENE-1,1-DIOXIDE
3-Methylsulfolene
3-Methyl-2,5-dihydrothiophene dioxide
MFCD00005482
2,5-Dihydro-3-methyl-thiophene 1,1-dioxide
Thiophene,2,5-dihydro-3-methyl-,1,1-dioxide
3-methyl-3-thiolene 1,1-dioxide
EINECS 214-765-5