Thiophene,2,5-dihydro-3,4-dimethyl-, 1,1-dioxide

Modify Date: 2024-09-10 23:07:14

Thiophene,2,5-dihydro-3,4-dimethyl-, 1,1-dioxide Structure
Thiophene,2,5-dihydro-3,4-dimethyl-, 1,1-dioxide structure
Common Name Thiophene,2,5-dihydro-3,4-dimethyl-, 1,1-dioxide
CAS Number 18214-56-7 Molecular Weight 146.20700
Density 1.173g/cm3 Boiling Point 292.7ºC at 760mmHg
Molecular Formula C6H10O2S Melting Point N/A
MSDS N/A Flash Point 163.8ºC

 Names

Name 3,4-dimethyl-2,5-dihydrothiophene 1,1-dioxide
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.173g/cm3
Boiling Point 292.7ºC at 760mmHg
Molecular Formula C6H10O2S
Molecular Weight 146.20700
Flash Point 163.8ºC
Exact Mass 146.04000
PSA 42.52000
LogP 1.83200
Vapour Pressure 0.00316mmHg at 25°C
Index of Refraction 1.49

 Synthetic Route

~99%

Thiophene,2,5-dihydro-3,4-dimethyl-, 1,1-dioxide Structure

Thiophene,2,5-d...

CAS#:18214-56-7

Literature: Ando, Kaori; Akadegawa, Naoki; Takayama, Hiroaki Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1993 , # 19 p. 2263 - 2268

~98%

Thiophene,2,5-dihydro-3,4-dimethyl-, 1,1-dioxide Structure

Thiophene,2,5-d...

CAS#:18214-56-7

Literature: Yao, Qingwei Organic letters, 2002 , vol. 4, # 3 p. 427 - 430

~10%

Thiophene,2,5-dihydro-3,4-dimethyl-, 1,1-dioxide Structure

Thiophene,2,5-d...

CAS#:18214-56-7

Literature: Sashuk, Volodymyr; Peeck, Lars H.; Plenio, Herbert Chemistry - A European Journal, 2010 , vol. 16, # 13 p. 3983 - 3993

~73%

Thiophene,2,5-dihydro-3,4-dimethyl-, 1,1-dioxide Structure

Thiophene,2,5-d...

CAS#:18214-56-7

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

~%

Thiophene,2,5-dihydro-3,4-dimethyl-, 1,1-dioxide Structure

Thiophene,2,5-d...

CAS#:18214-56-7

Literature: CADILA HEALTHCARE LIMITED; DESAI, Ranjit, C.; BAHEKAR, Rajesh; JADAV, Pradip; GOSWAMI, Amitgiri; PATEL, Pankaj Patent: WO2014/61031 A1, 2014 ;

~21%

Thiophene,2,5-dihydro-3,4-dimethyl-, 1,1-dioxide Structure

Thiophene,2,5-d...

CAS#:18214-56-7

Detail
Literature: Saalfrank, Rolf W.; Rost, Walter Angewandte Chemie, 1985 , vol. 97, # 10 p. 870 - 871

~%

Thiophene,2,5-dihydro-3,4-dimethyl-, 1,1-dioxide Structure

Thiophene,2,5-d...

CAS#:18214-56-7

Literature: Backer; Strating Recueil des Travaux Chimiques des Pays-Bas, 1934 , vol. 53, p. 525,541 Recueil des Travaux Chimiques des Pays-Bas, 1935 , vol. 54, p. 170,174, 183

 Synonyms

3,4-dimethyl-3-sulfolene
3,4-Dimethyl-2,5-dihydrothiophen-1,1-dioxide
2,5-dihydro-3,4-dimethylthiophene 1,1-dioxide
F1294-0102
3,4-dimethyl-2,5-dihydrothiophene-1,1-dioxide
3,4-dimethyl-2,5-dihydrothiophene-1,1-dione
2,5-Dihydro-3,4-dimethylthiophen-1,1-dioxid
3,4-dimethyl-thiophene-S-dioxide
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