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1,2-dichloroacetylene

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Identification
Molecular formula
C2Cl2
CAS number
7572-29-4
IUPAC name
1,2-dichloroacetylene
State
State

1,2-dichloroacetylene is a liquid at room temperature. It is highly volatile and can evaporate quickly.

Melting point (Celsius)
-66.00
Melting point (Kelvin)
207.15
Boiling point (Celsius)
33.00
Boiling point (Kelvin)
306.15
General information
Molecular weight
92.92g/mol
Molar mass
92.9220g/mol
Density
1.3600g/cm3
Appearence

1,2-dichloroacetylene is a colorless to pale yellow liquid organic compound. It is generally recognized by its distinct and pungent odor.

Comment on solubility

Solubility of 1,2-Dichloroacetylene

1,2-Dichloroacetylene, with the formula C2Cl2C≡C, exhibits intriguing solubility characteristics due to its unique chemical structure. This compound is generally considered to be:

  • Moderately soluble in organic solvents such as chloroform, ether, and benzene.
  • Practically insoluble in water, which is characteristic of many non-polar hydrocarbons.

Its limited solubility in water can be attributed to the absence of polar functional groups, leading to weak interactions with water molecules. As a general rule, compounds that are non-polar or only slightly polar tend to have low solubility in polar solvents like water. Therefore, it is crucial to consider:

  1. The solvent interaction: Non-polar solvents will better dissolve non-polar compounds.
  2. The temperature: Increasing temperature often enhances the solubility of organic compounds in organic solvents.
  3. Other factors: The molecular size and structure also play a significant role in determining solubility.

In summary, when working with 1,2-dichloroacetylene, it is essential to choose the appropriate solvent to achieve effective dissolution, keeping in mind its limited water solubility and preference for organic media.

Interesting facts

Interesting Facts about 1,2-Dichloroacetylene

1,2-Dichloroacetylene is an intriguing compound that falls under the category of halogenated hydrocarbons. This compound is notable for its unique structure which includes both chlorine atoms and a triple bond between carbon atoms, contributing to its reactivity and applications in various fields. Here are some fascinating facts about it:

  • Reactivity: Due to the presence of the triple bond and the highly electronegative chlorine atoms, 1,2-dichloroacetylene is much more reactive than its non-chlorinated counterparts. This makes it a useful building block in organic synthesis.
  • Industrial Applications: 1,2-Dichloroacetylene plays a role in the production of various chemical intermediates. It is often utilized in the synthesis of pesticides, pharmaceuticals, and other specialty chemicals.
  • Safety Considerations: With great reactivity comes the need for caution. 1,2-Dichloroacetylene can be hazardous; it is known to be toxic and poses specific environmental risks. Handling this compound requires adherence to strict safety protocols to mitigate exposure.
  • Unique Properties: The dichloroacetylene structure contributes to its characteristics, such as a strong biting odor, which is commonly associated with the compound. This distinct smell can be a warning sign for chemical exposure.

In summary, 1,2-dichloroacetylene is not just a chemical entity; it is a versatile compound that highlights the fascinating interplay between molecular structure and reactivity. As scientists continue to explore its potential, this compound stands as a testament to the intricate world of chemistry.

Synonyms
DICHLOROACETYLENE
Ethyne, dichloro-
Acetylene, dichloro-
CCRIS 5411
HSDB 7200
C2Cl2
UNII-95I833JV4S
95I833JV4S
ClC.$.CCl
DICHLOROACETYLENE [HSDB]
DICHLOROACETYLENE [IARC]
DTXSID7020429
DICHLOROACETYLENE (IARC)
1,2-Dichloroacetylene
DCA, Dichloroethyne
Ethyne, dichloro-(9CI)
DTXCID50429
Dichloroacetylene (ACGIH:OSHA)
620-404-6
zmjovjstylqine-uhfffaoysa-n
Dichloroethyne
7572-29-4
1,2-dichloroethyne
1,2-dichloro-ethyne
Dichloroacetylene [Forbidden]
1,2-Dichloroacetylene #
CHEBI:4503
NS00127262
Q20963653