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Methyl sulfate

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Identification
Molecular formula
CH3OSO4
CAS number
77-78-1
IUPAC name
methyl sulfate;trimethyl-[4-[4-(trimethylammonio)phenyl]phenyl]ammonium
State
State

At room temperature, methyl sulfate is a liquid. It is notable for being a hazardous material due to both its chemical reactivity and its toxicity.

Melting point (Celsius)
-25.00
Melting point (Kelvin)
248.15
Boiling point (Celsius)
188.00
Boiling point (Kelvin)
461.15
General information
Molecular weight
110.13g/mol
Molar mass
110.1250g/mol
Density
1.2568g/cm3
Appearence

Methyl sulfate is a colorless liquid that is highly toxic. It has a faint, sweetish odor that is characteristic of ethers. In some cases, depending on purity, it may appear slightly yellow.

Comment on solubility

Solubility of Methyl Sulfate

The compound methyl sulfate; trimethyl-[4-[4-(trimethylammonio)phenyl]phenyl]ammonium exhibits interesting solubility characteristics due to its quaternary ammonium nature. Being an ionic liquid, it generally displays high solubility in polar solvents, such as:

  • Water: This compound is typically soluble in water, primarily because of its charged groups, which interact favorably with polar solvent molecules.
  • Alcohols: It also tends to dissolve well in various alcohols, such as ethanol and methanol, due to the optimal hydrogen bonding and dipole interactions.
  • Aqueous Solutions: In the presence of water, this compound may facilitate ionic interactions, enhancing its overall solubility.

However, solubility may vary significantly depending on the temperature and presence of other ions or compounds in the solution, leading to the phenomenon known as salting out in some cases. It is essential to consider the following aspects:

  1. The presence of competing ions in solution can impact solubility.
  2. Changes in temperature can either increase or decrease solubility.
  3. Organic solvents may affect the dissociation and subsequent solubility of the salt.

In summary, the high polarity and ionic nature of methyl sulfate; trimethyl-[4-[4-(trimethylammonio)phenyl]phenyl]ammonium allow it to be soluble in polar solvents, making it a compound of interest in various chemical applications. As with many ionic compounds, understanding its solubility can provide insights into its behavior in different environments.

Interesting facts

Exploring Methyl Sulfate: Trimethyl-[4-[4-(trimethylammonio)phenyl]phenyl]ammonium

Methyl sulfate is a fascinating compound widely studied for its unique properties and applications. As a member of the quaternary ammonium salts, it features a highly charged amine group that contributes to its interesting behavior in various chemical environments.

Key Properties and Applications

  • Surfactant Characteristics: Methyl sulfate exhibits exceptional surfactant properties, making it valuable in detergents and emulsifiers. Its ability to lower the surface tension of water allows it to effectively penetrate soils and stains.
  • Biocidal Activity: This compound is known for its antimicrobial properties, rendering it effective in disinfectants and preservative formulations.
  • Solubility in Water: Methyl sulfate has a high solubility in water due to its ionic nature, enhancing its utility in various aqueous applications.

The structural intricacies of trimethyl-[4-[4-(trimethylammonio)phenyl]phenyl]ammonium contribute to its diverse functionality. The presence of multiple trimethyl groups provides enhanced stability and interaction with biological molecules.

Fun Facts

  • This compound can exhibit chaotropic effects, which disrupt the structure of water, potentially aiding in biochemical reactions.
  • In academia, compounds like this are often studied for their potential in drug delivery systems, where their charged nature facilitates interaction with cellular membranes.
  • Researchers are especially interested in the compound’s role within the field of green chemistry, exploring its applications as an eco-friendlier alternative to traditional chemical agents.

In conclusion, methyl sulfate serves as a prime example of how chemical compounds can be engineered for specific functionality and application in science and industry. Its intriguing properties not only showcase the subtle complexities of organic chemistry but also highlight the compound's potential to drive innovation in various fields.

Synonyms
24702-66-7
Tetramethylbenzidine bis-methylmethosulfate
AMMONIUM, 4,4'-BIPHENYLYLENEBIS(TRIMETHYL-, BIS(METHYLSULFATE)
4,4'-Biphenylylenebis(trimethylammonium) bis(methylsulfate)
DTXSID00179442
RefChem:319144
DTXCID30101933