2-Chlorothiophene

Basic Information

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CAS Number

96-43-5

Molecular Formula

C4H3ClS

Molecular Weight

118.59 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Agricultural Chemicals Pesticides Herbicides

Basic Physical Properties

Melting Point

-71.9 ºC

Boiling Point

128°C

Density

1.286 g/mL at 25 °C

Refractive Index

n20/D 1.547(lit.)

Vapor Pressure

13.0±0.2 mmHg at 25°C

SMILES

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C1=CSC(=C1)Cl

InChI

InChI=1S/C4H3ClS/c5-4-2-1-3-6-4/h1-3H

InChIKey

GSFNQBFZFXUTBN-UHFFFAOYSA-N

LogP

2.4015000000000004

Topological Polar Surface Area

0.0 Å²

Hydrogen Bond Donor/Acceptor

0 / 0

Complexity

46.8

Safety Information

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GHS Hazard Pictograms

H226

H315

H319

H335

Hazard Statement

H226 Flammable liquid and vapor
Flammable liquids

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Hazard Class

Class 3 Class 3

Synonyms & References

English

2-Chlorothiophene
2-Thienyl chloride
2-chloro-thiophen
2-chloro-thiophene
2-Chlorothiphene
2-thiophenyl chloride
ChloroThiophene
thien-2-yl chloride
THIENYL CHLORIDE
thiophene,2-chloro
Thiophene, 2-chloro-
3EVV74IJN6
GSFNQBFZFXUTBN-UHFFFAOYSA-N
2-Chloro thiophene
5-chlorothiophene
NSC8747
Thiophene, chloro-
PubChem7376
WLN: T5SJ BG
KSC252O7L
BIDD:GT0850
STR06536
STL146684
BBL027523
2-Chlorothiophene (ACI)
2-Thiophene chloride
NSC 8747
2-Thienyl Chloride
UNII-3EVV74IJN6
MFCD00005421
EN300-20059

MDL Number

MFCD00005421

Customs Code

29349990

FAQ

What is 2-Chlorothiophene (CAS: 96-43-5)?

2-Chlorothiophene (CAS: 96-43-5) is a sulfur-based organic compound with the chemical formula C4H4ClS. It is a colorless liquid that is slightly soluble in water but miscible with many organic solvents. The compound exhibits aromatic properties and is commonly used as an intermediate in the synthesis of various pharmaceutical and industrial chemicals.

What are the main uses of 2-Chlorothiophene (CAS: 96-43-5)?

2-Chlorothiophene (CAS: 96-43-5) is widely used in pharmaceutical research for the development of antifungal and anti-inflammatory drugs. It also serves as a key component in the production of dyes, pesticides, and other specialty chemicals. Additionally, it is utilized in organic synthesis and as a building block for more complex molecules in research and industrial settings.

Is 2-Chlorothiophene (CAS: 96-43-5) safe?

2-Chlorothiophene (CAS: 96-43-5) is considered toxic and should be handled with care. It may cause skin and eye irritation, and prolonged exposure can lead to more severe health effects. Safety standards recommend using appropriate personal protective equipment (PPE) and ensuring proper ventilation when working with this compound. It is classified as a hazardous substance under various regulatory frameworks.

How should 2-Chlorothiophene (CAS: 96-43-5) be stored?

2-Chlorothiophene (CAS: 96-43-5) should be stored in a cool, dry, and well-ventilated area, away from light and incompatible materials. It is typically kept in a sealed container at temperatures below 25°C to maintain stability. Proper storage is essential to prevent degradation and ensure safety during handling and use.