5-Chloro-2-furaldehyde

Basic Information

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CAS Number

21508-19-0

Molecular Formula

C5H3ClO2

Molecular Weight

130.53 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Aldehydes

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Fine Chemicals Dyes and Pigments Organic Dyes

Agricultural Chemicals Pesticides Herbicides

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Melting Point

34-37 °C

Boiling Point

180 ºC (755 Torr)

Water Solubility

Insoluble in water.

Flash Point

68.7±21.8 ºC,

Refractive Index

1.542

SMILES

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C1=C(OC(=C1)Cl)C=O

InChI

InChI=1S/C5H3ClO2/c6-5-2-1-4(3-7)8-5/h1-3H

InChIKey

DGAUAVDWXYXXGQ-UHFFFAOYSA-N

LogP

1.7454999999999998

Topological Polar Surface Area

30.21 Å²

Hydrogen Bond Donor/Acceptor

0 / 2

Complexity

94.4

Safety Information

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Hazard Statement

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

Sensitiveness

Air Sensitive

Synonyms & References

English

5-chlorofuran-2-carbaldehyde
5-chloro-furfural
DTXSID00944117
5-chlorofuran-2 carbaldehyde
5-Chloro-2-Furancarboxaldehyde
CS-0127985
SY031372
WAA50819
W-200218
EN300-18303
Z57834244
MFCD02752599
5-chlorofurfural
SB60950
5-Chloro-2-furaldehyde, 98%
21508-19-0
DS-9137
SCHEMBL511168
DGAUAVDWXYXXGQ-UHFFFAOYSA-N
AKOS001281840
5-Chloro-furan-2carbaldehyde
5-chlorofuran-2-carboxaldehyde
2-Chlorofuran-5-aldehyde
5-Chloro-2-furaldehyde
C5H3ClO2
2-Furancarboxaldehyde, 5-chloro-
A879049
5-Chloro-furan-2-carbaldehyde
GEO-00684
FT-0620248
5-chloro-2-Furancarboxaldehyde

MDL Number

MFCD02752599

Customs Code

2932190090

FAQ

What is 5-Chloro-2-furaldehyde (CAS: 21508-19-0)?

5-Chloro-2-furaldehyde (CAS: 21508-19-0) is an organic compound with the chemical formula C₄H₃ClO. This colorless to light yellow liquid is widely used in organic synthesis, particularly in the production of pharmaceuticals and as a reagent in chemical research. It is moderately reactive and has a pungent odor.

What are the main uses of 5-Chloro-2-furaldehyde (CAS: 21508-19-0)?

5-Chloro-2-furaldehyde (CAS: 21508-19-0) is primarily used in the synthesis of various organic compounds, including pharmaceuticals and agrochemicals. It is also utilized as a reagent in organic synthesis and as a starting material for the production of other aromatic compounds. Additionally, it finds applications in the preparation of flavor and fragrance chemicals.

Is 5-Chloro-2-furaldehyde (CAS: 21508-19-0) safe?

5-Chloro-2-furaldehyde (CAS: 21508-19-0) is considered safe when handled properly. However, it is a hazardous substance that can cause skin irritation and respiratory issues if inhaled or contacted. Proper protective measures, such as wearing appropriate personal protective equipment (PPE), should be taken to avoid exposure. It is also important to ensure adequate ventilation during handling.

How should 5-Chloro-2-furaldehyde (CAS: 21508-19-0) be stored?

5-Chloro-2-furaldehyde (CAS: 21508-19-0) should be stored in a cool, dry place away from sources of heat and ignition. It is best kept in a well-ventilated area and in a tightly sealed container to protect it from moisture and light. The storage temperature should be below 25°C to prevent degradation. It is also advisable to store it away from incompatible materials such as acids, bases, and oxidizers.