Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 3-Methyl-2,5-dihydrothiophene 1,1-dioxide
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Thiophene,2,5-dihydro-3-methyl-, 1,1-dioxide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

1193-10-8

1193-10-8 structure

1193-10-8 structure

Name: Thiophene,2,5-dihydro-3-methyl-, 1,1-dioxide
Chemical Name: 3-methyl-2,5-dihydrothiophene 1,1-dioxide
CAS Number: 1193-10-8
Molecular Formula: C₅H₈O₂S
Molecular Weight: 132.18100
Catalog: Chemical reagent Organic reagent Sulfone, sulfoxide compound
Create Date: 2019-01-01 14:54:42
Modify Date: 2025-08-25 10:54:32

Name	3-methyl-2,5-dihydrothiophene 1,1-dioxide
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

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	solid
Vapour Pressure	0.00322mmHg at 25°C
Index of Refraction	1.505

HS Code	2934999090

78-79-5 structure

78-79-5

~86%

1193-10-8 structure

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

127844-17-1 structure

127844-17-1

~96%

1193-10-8 structure

1193-10-8

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

65017-48-3 structure

65017-48-3

~18%

1193-10-8 structure

1193-10-8

108919-95-5 structure

108919-95-5

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

65017-48-3 structure

65017-48-3

~25%

1193-10-8 structure

1193-10-8

105246-98-8 structure

105246-98-8

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

42855-50-5 structure

42855-50-5

~%

1193-10-8 structure

1193-10-8

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

616-44-4 structure

616-44-4

~%

1193-10-8 structure

1193-10-8

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

64-17-5 structure

64-17-5

17536-53-7 structure

17536-53-7

~%

1193-10-8 structure

1193-10-8

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

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

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