CAS 256353-34-1|4,5-Dichloro-2-thiophenesulfonamide

Introduction：Basic information about CAS 256353-34-1|4,5-Dichloro-2-thiophenesulfonamide, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Synonyms

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	ChineseUSA	Flash Point	198.9±31.5 °C
Symbol	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
InChIKey	JKBNSTFOQDGQLS-UHFFFAOYSA-N
SMILES	NS(=O)(=O)c1cc(Cl)c(Cl)s1
Storage condition	2-8℃

Safety Information

Symbol	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

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

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