Dichloroacetaldehyde

Basic Information

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CAS Number

79-02-7

Molecular Formula

C2H2Cl2O

Molecular Weight

112.94 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Aldehydes

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Water Treatment Chemicals Disinfectants Chlorine Compounds

Basic Physical Properties

Melting Point

-50.15°C

Boiling Point

90.55°C

Density

1.4330

Refractive Index

1.4530 (estimate)

SMILES

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C(=O)C(Cl)Cl

InChI

InChI=1S/C2H2Cl2O/c3-2(4)1-5/h1-2H

InChIKey

NWQWQKUXRJYXFH-UHFFFAOYSA-N

LogP

0.9889999999999999

Topological Polar Surface Area

17.07 Å²

Hydrogen Bond Donor/Acceptor

0 / 1

Complexity

34.6

Safety Information

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Hazard Class

Class 3.2 Class 3.2

Synonyms & References

English

79-02-7
alpha,alpha-Dichloroacetaldehyde
CCRIS 5387
NSC5207
.alpha.,.alpha.-Dichloroacetaldehyde
EINECS 201-169-5
AKOS006281193
Acetaldehyde,2,2-dichloro-
Acetaldehyde, 2,2-dichloro-
2,2-Dichloroacetaldehyde
DICHLOROACETALDEHYDE
SCHEMBL365239
Dichloroacetaldehyd
Acetaldehyde, dichloro-
InChI=1/C2H2Cl2O/c3-2(4)1-5/h1-2H
D89627
DTXSID3021560
D0312
HSDB 5226
FT-0624696
CHCl2CHO
DICHLOROACETALDEHYDE, 2,2-
CHEBI:34214
BRN 1739030
NWQWQKUXRJYXFH-UHFFFAOYSA-
Chloraldehyde
NS00005907
4-01-00-03140 (Beilstein Handbook Reference)
Acetaldehyde,dichloro-
UNII-9GT3DHH725
NSC 5207

MDL Number

MFCD00150652

FAQ

What are the physical and chemical properties of Dichloroacetaldehyde (CAS: 79-02-7)?

Dichloroacetaldehyde (CAS: 79-02-7) is a colorless to light yellow liquid with a molecular weight of approximately 110.52 g/mol. It has a pungent odor and is slightly soluble in water but miscible with common organic solvents. It is highly reactive, prone to oxidation and hydrolysis, and can form explosive peroxides under certain conditions.

How is Dichloroacetaldehyde (CAS: 79-02-7) typically synthesized?

Dichloroacetaldehyde (CAS: 79-02-7) is synthesized by the oxidation of dichloroacetaldehyde using chromic acid or potassium dichromate as the oxidizing agent. The reaction is typically carried out under reflux conditions with appropriate temperature control to ensure high yield and selectivity.

What industries use Dichloroacetaldehyde (CAS: 79-02-7)?

Dichloroacetaldehyde (CAS: 79-02-7) is primarily used in the pharmaceutical industry for the synthesis of certain drugs, and in the chemical industry for the production of polymers and sensors. It is also utilized in the semiconductor industry for specific applications in lithography and etching processes.

What precautions should be taken when handling Dichloroacetaldehyde (CAS: 79-02-7)?

When handling Dichloroacetaldehyde (CAS: 79-02-7), appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat should be worn. Work should be conducted in a well-ventilated fume hood due to its irritating odor and potential reactivity. Spills should be cleaned up with caution, and the safety data sheet (SDS) should be consulted for detailed spill procedures.