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Chloral

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Identification
Molecular formula
C2HCl3O
CAS number
75-87-6
IUPAC name
2,2,2-trichloroacetaldehyde
State
State

At room temperature, 2,2,2-trichloroacetaldehyde, commonly known as chloral, is typically a liquid. It has a characteristic strong smell and is highly reactive with water, forming hydrates or chloral hydrate.

Melting point (Celsius)
-57.00
Melting point (Kelvin)
216.15
Boiling point (Celsius)
98.00
Boiling point (Kelvin)
371.15
General information
Molecular weight
147.40g/mol
Molar mass
147.3980g/mol
Density
1.5120g/cm3
Appearence

Chloral is a colorless to yellow liquid with a pungent, irritating odor. It readily fumes in air due to its volatility and moisture sensitivity. It may appear as a viscous liquid that crystallizes at cooler temperatures.

Comment on solubility

Solubility of 2,2,2-Trichloroacetaldehyde

2,2,2-Trichloroacetaldehyde, with the chemical formula C2Cl3CHO, exhibits distinct solubility characteristics due to its unique structure. Here are some key points regarding its solubility:

  • Solubility in Water: This compound is moderately soluble in water. The presence of the polar aldehyde group contributes to its ability to interact with water molecules, although the three chlorine atoms can impede complete solvation.
  • Solubility in Organic Solvents: 2,2,2-Trichloroacetaldehyde is highly soluble in various organic solvents such as acetone, ethanol, and ether, which are capable of forming favorable interactions with its polar and non-polar regions.
  • Factors Influencing Solubility: Its solubility can be influenced by:
    • The temperature of the solvent, as increased temperatures generally enhance solubility.
    • The presence of other solutes and their interactions with 2,2,2-trichloroacetaldehyde.
    • The pH of the solution, which can affect the ionization state of the aldehyde group.
  • Practical Implications: The moderate water solubility and high solubility in organic solvents make 2,2,2-trichloroacetaldehyde useful in various chemical applications, including synthesis and extraction processes.

In conclusion, understanding the solubility profile of 2,2,2-trichloroacetaldehyde not only informs its practical applications but also provides insights into its chemical behavior in different environments.

Interesting facts

Interesting Facts about 2,2,2-Trichloroacetaldehyde

2,2,2-Trichloroacetaldehyde is a fascinating chemical compound that captures the attention of chemists and researchers alike. This compound, recognized for its unique structure and properties, plays a significant role in various applications. Here are some intriguing aspects:

  • Industrial Use: 2,2,2-Trichloroacetaldehyde is primarily employed as an intermediate in the production of agrochemicals, pharmaceuticals, and specialty chemicals. Its reactivity facilitates the synthesis of more complex molecules.
  • Volatility and Reactivity: This compound is notably volatile, making it effective in certain synthesis reactions. Its reactivity is noteworthy, demonstrating *nucleophilic substitution* and *addition-elimination* behavior.
  • Environmental Impact: As a chlorinated compound, 2,2,2-trichloroacetaldehyde raises concerns regarding environmental toxicity. It is important for scientists to monitor its use and disposal to mitigate environmental risks.
  • Health Concerns: This compound can be hazardous if handled improperly. Safety measures are critical when working with it, as exposure can lead to health issues. Researchers emphasize the importance of proper personal protective equipment (PPE).
  • Historical Significance: The development and use of 2,2,2-trichloroacetaldehyde reflect the larger trends in organic synthesis, showcasing how synthetic methods evolve over time to meet industrial demands.

In conclusion, 2,2,2-trichloroacetaldehyde offers a perfect blend of utility and caution. Its role as an intermediate in chemical processes and its potential risks contribute to its significance in the field of chemistry. As science progresses, the continued study of such compounds is essential for developing safer and more effective applications.

Synonyms
CHLORAL
Trichloroacetaldehyde
2,2,2-Trichloroacetaldehyde
75-87-6
Acetaldehyde, trichloro-
Trichloroethanal
Anhydrous chloral
Grasex
Cloralio
TRI-CHLORO-ACETALDEHYDE
Chloral (IUPAC)
RCRA waste number U034
Trichloroacetaldehyd
CCRIS 852
HSDB 2557
2,2,2-Trichloroethanal
UNII-FLI06WS32H
EINECS 200-911-5
FLI06WS32H
BRN 0506422
Trichloro-Acetaldehyde
DTXSID7024744
CHEBI:48814
ETHANAL, TRICHLORO-
Acetaldehyde, 2,2,2-trichloro-
4-01-00-03142 (Beilstein Handbook Reference)
CHLORAL (IARC)
CHLORAL [IARC]
Cloralio [Italian]
25154-92-1
Acetaldehyde,2,2,2-trichloro-
UN2075
RCRA waste no. U034
Chloral anhydrous
Trichloracetaldehyde
CCl3CHO
acetaldehyde, trichloro
CHLORAL [HSDB]
SPOROTAL 100
SCHEMBL75613
Chloral, anhydrous, inhibited
UN 2075 (Salt/Mix)
CHEMBL27551
DTXCID604744
TRICHLOROACETALDEHYDE [MI]
STR00138
STL146480
CHLORAL, ANHYDROUS, STABILIZED
AKOS000119168
DB02650
FT74876
2,2,2-Trichloroacetaldehyde - anhydrous
CHLORAL, ANHYDROUS, (STABILIZED)
DB-007348
NS00020706
InChI=1/C2HCl3O/c3-2(4,5)1-6/h1
Q422755
Chloral, anhydrous, inhibited [UN2075] [Poison]
F2191-0156
200-911-5
chloral;acetaldehyde, 2,2,2-trichloro-;trichloroethanal;trichloroacetaldehyde;acetaldehyde, trichloro-;chloral, anhydrous