4,5-Dichloro-2-thiophenesulfonamide

Modify Date: 2024-01-02 12:07:40

4,5-Dichloro-2-thiophenesulfonamide Structure
4,5-Dichloro-2-thiophenesulfonamide structure
Common Name 4,5-Dichloro-2-thiophenesulfonamide
CAS Number 256353-34-1 Molecular Weight 232.108
Density 1.8±0.1 g/cm3 Boiling Point 405.3±55.0 °C at 760 mmHg
Molecular Formula C4H3Cl2NO2S2 Melting Point 152-155ºC
MSDS Chinese USA Flash Point 198.9±31.5 °C
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name 4,5-dichlorothiophene-2-sulfonamide
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.8±0.1 g/cm3
Boiling Point 405.3±55.0 °C at 760 mmHg
Melting Point 152-155ºC
Molecular Formula C4H3Cl2NO2S2
Molecular Weight 232.108
Flash Point 198.9±31.5 °C
Exact Mass 230.898224
PSA 96.78000
LogP 1.84
Vapour Pressure 0.0±0.9 mmHg at 25°C
Index of Refraction 1.632
Storage condition 2-8℃

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302-H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn:Harmful;
Risk Phrases R22;R36/37/38
Safety Phrases S26-S36
RIDADR NONH for all modes of transport
WGK Germany 3
HS Code 2935009090

 Synthetic Route

~%

4,5-Dichloro-2-thiophenesulfonamide Structure

4,5-Dichloro-2-...

CAS#:256353-34-1

Literature: Justus Liebigs Annalen der Chemie, , vol. 2, p. 185,243,245

 Precursor & DownStream

Precursor  1

DownStream  0

 Customs

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%

 Synonyms

2,3-Dichlorothiophene-5-sulfonamide
2,3-Dichloro thiophene-5-sulfonamide
4,5-dichloro-thiophene-2-sulfonic acid amide
T5SJ BG CG ESZW
2,3-Dichlorthiophen-5-sulfamid
4,5-Dichlorothiophene-2-sulfonamide
4,5-Dichlor-thiophen-2-sulfonsaeure-amid
MFCD00177161
2,3,5-TRI-O-BENZYL-BETA-L-ARABINOFURANOSE
2-Thiophenesulfonamide, 4,5-dichloro-
4,5-Dichloro-2-thiophenesulfonamide