Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 6-Methyl-4-oxo-5,6-dihydro-4H-thieno[2,3-b]thiopyran-2-sulfonamide
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 6-Methyl-4-oxo-5,6-dihydro-4H-thieno[2,3-b]thiopyran-2-sulfonamide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 6-Methyl-4-oxo-5,6-dihydro-4H-thieno[2,3-b]thiopyran-2-sulfonamide
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

120279-88-1

120279-88-1 structure

120279-88-1 structure

Name: 6-Methyl-4-oxo-5,6-dihydro-4H-thieno[2,3-b]thiopyran-2-sulfonamide
Chemical Name: 6-methyl-4-oxo-5,6-dihydrothieno[2,3-b]thiopyran-2-sulfonamide
CAS Number: 120279-88-1
Molecular Formula: C₈H₉NO₃S₃
Molecular Weight: 263.357
Create Date: 2018-10-12 13:37:44
Modify Date: 2025-08-22 16:35:19

Name	6-methyl-4-oxo-5,6-dihydrothieno[2,3-b]thiopyran-2-sulfonamide
Synonyms	T56 BS FV IS&TJ CSZW H1 4H-Thieno[2,3-b]thiopyran-2-sulfonamide,5,6-dihydro-6-methyl-4-oxo 4H-Thieno[2,3-b]thiopyran-2-sulfonamide, 5,6-dihydro-6-methyl-4-oxo- 6-Methyl-4-oxo-5,6-dihydro-4H-thieno[2,3-b]thiopyran-2-sulfonamide

Density	1.5±0.1 g/cm3
Boiling Point	520.6±60.0 °C at 760 mmHg
Molecular Formula	C₈H₉NO₃S₃
Molecular Weight	263.357
Flash Point	268.7±32.9 °C
Exact Mass	262.974457
PSA	139.15000
LogP	1.04
Vapour Pressure	0.0±1.4 mmHg at 25°C
Index of Refraction	1.646

HS Code	2935009090

HS Code	2935009090
Summary	2935009090 other sulphonamides VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0%

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