1-Chloro-2-isocyanatoethane

Basic Information

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CAS Number

1943-83-5

Molecular Formula

C3H4ClNO

Molecular Weight

105.52 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Water Treatment Chemicals Disinfectants Chlorine Compounds

Basic Physical Properties

Melting Point

135 C

Boiling Point

141-142 °C

Refractive Index

n20/D 1.447(lit.)

SMILES

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C(CCl)N=C=O

InChI

InChI=1S/C3H4ClNO/c4-1-2-5-3-6/h1-2H2

InChIKey

BCMYXYHEMGPZJN-UHFFFAOYSA-N

LogP

0.5609999999999999

Topological Polar Surface Area

29.43 Å²

Hydrogen Bond Donor/Acceptor

0 / 2

Complexity

67.2

Safety Information

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GHS Hazard Pictograms

H226

H302

H312

H315

H319

H332

H334

H335

Hazard Statement

H226 Flammable liquid and vapor
Flammable liquids

H302 Harmful if swallowed
Acute toxicity, oral

H312 Harmful in contact with skin
Acute toxicity, dermal

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H332 Harmful if inhaled
Acute toxicity, inhalation

H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
Sensitization, respiratory

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

Hazard Class

Class 3 (6.1) Class 3 (6.1)

Stability

Stable, but moisture sensitive. Combustible. Incompatible with water, moisture, strong oxidizing agents, strong bases, acids, alcohols, amines.

Sensitiveness

Lachrymatory

Synonyms & References

English

1-Chloro-2-isocyanatoethane
EN300-20329
A4278
AMY23213
2-Chloroethyl isocyanate, technical, >=95% (GC)
Chloroethylisocyanate
UNII-KJ4TMD25MS
I0293
ETHANOL, 2-CHLORO-, ISOCYANATE
MFCD00002043
2-Chloroethyl isocyanate
beta-chloroetyl isocyanate
DTXSID2062080
KJ4TMD25MS
Isocyanic Acid 2-Chloroethyl Ester
EINECS 217-734-4
AKOS000119339
ISOCYANIC ACID, 2-CHLOROETHYL ESTER
BRN 1071429
2chloroethyl isocyanate
SCHEMBL83722
Ethane, 1-chloro-2-isocyanato-
NS00026337
1943-83-5
Chloroetyl isocyanate
F2191-0300
2-chloro ethylisocyanate
2-Chloroethylisocyanate
1-chloro-2-(isocyanato)ethane
NSC87418
2-Chlorethylisokyanat

MDL Number

MFCD00002043

Customs Code

2929109000

FAQ

What are the physical and chemical properties of 1-Chloro-2-isocyanatoethane (CAS: 1943-83-5)?

1-Chloro-2-isocyanatoethane (CAS: 1943-83-5) is a colorless liquid with a molecular weight of approximately 139.58 g/mol. It is slightly soluble in water but highly soluble in organic solvents. This compound is known for its reactivity, particularly with nucleophiles and amines. It is a key intermediate in various chemical syntheses and exhibits both physical and chemical properties that make it suitable for a range of applications.

How is 1-Chloro-2-isocyanatoethane (CAS: 1943-83-5) typically synthesized?

1-Chloro-2-isocyanatoethane (CAS: 1943-83-5) is commonly synthesized through the reaction of chloroacetylene with hydrogen cyanide. This process involves the use of a catalyst to facilitate the reaction. The yield is typically high, and the product is obtained with good selectivity. Various industrial methods are used to optimize the reaction and improve efficiency.

What industries use 1-Chloro-2-isocyanatoethane (CAS: 1943-83-5)?

1-Chloro-2-isocyanatoethane (CAS: 1943-83-5) is used in various industries, including pharmaceuticals, where it serves as a precursor for drug synthesis; in polymers, where it is utilized for the production of certain types of plastics; and in the electronics industry, where it is employed in the fabrication of semiconductors and sensors. Its versatility makes it a valuable compound across multiple sectors.

What precautions should be taken when handling 1-Chloro-2-isocyanatoethane (CAS: 1943-83-5)?

When handling 1-Chloro-2-isocyanatoethane (CAS: 1943-83-5), it is crucial to use appropriate personal protective equipment (PPE), including gloves, goggles, and a lab coat. Work should be conducted in a fume hood to minimize exposure. In the event of a spill, it is important to follow safety guidelines for chemical spills, and immediately refer to the Safety Data Sheet (SDS) for specific instructions. This compound is reactive and can pose health risks if not handled properly.