CAS 126714-85-0|4,5-Dichloro-2-thiophenesulfonyl chloride

Introduction：Basic information about CAS 126714-85-0|4,5-Dichloro-2-thiophenesulfonyl chloride, 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-thiophenesulfonyl chloride
CAS Number	126714-85-0	Molecular Weight	251.538
Density	1.8±0.1 g/cm3	Boiling Point	338.7±42.0 °C at 760 mmHg
Molecular Formula	C₄HCl₃O₂S₂	Melting Point	54-58 °C(lit.)
MSDS	ChineseUSA	Flash Point	158.6±27.9 °C
Symbol	GHS05	Signal Word	Danger

Names

Name	2,3-Dichlorothiophene-5-sulphonyl chloride
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.8±0.1 g/cm3
Boiling Point	338.7±42.0 °C at 760 mmHg
Melting Point	54-58 °C(lit.)
Molecular Formula	C₄HCl₃O₂S₂
Molecular Weight	251.538
Flash Point	158.6±27.9 °C
Exact Mass	249.848358
PSA	70.76000
LogP	3.50
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.608
InChIKey	IVTWLTRKVRJPNG-UHFFFAOYSA-N
SMILES	O=S(=O)(Cl)c1cc(Cl)c(Cl)s1
Storage condition	2-8°C

Safety Information

Symbol	GHS05
Signal Word	Danger
Hazard Statements	H314
Precautionary Statements	P280-P305 + P351 + P338-P310
Personal Protective Equipment	Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard Codes	C:Corrosive;
Risk Phrases	R34
Safety Phrases	S26-S36/37/39-S45
RIDADR	UN 3261 8/PG 2
WGK Germany	3
Packaging Group	II
Hazard Class	8
HS Code	2934999090

Customs

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

Synonyms

4,5-dichlorothiophene-2-sulfonyl chloride

2,3-Dichlorothiophene-5-sulfonyl chloride

2-Thiophenesulfonyl chloride, 4,5-dichloro-

4,5-Dichloro-2-thiophenesulfonyl chloride

MFCD00052092

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