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Formaldehyde sulfoxylate

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Identification
Molecular formula
H2CO2S
CAS number
870-89-9
IUPAC name
hydroxymethanesulfinic acid
State
State

At room temperature, hydroxymethanesulfinic acid exists as a solid. It appears as white crystals and is generally stable in this form.

Melting point (Celsius)
52.00
Melting point (Kelvin)
325.15
Boiling point (Celsius)
150.00
Boiling point (Kelvin)
423.15
General information
Molecular weight
94.11g/mol
Molar mass
94.1050g/mol
Density
1.3800g/cm3
Appearence

Hydroxymethanesulfinic acid typically appears as white crystals that may attract moisture from the air, thus it is usually found in a solid crystalline state. It can dissolve in water and release a distinct sulfurous smell.

Comment on solubility

Solubility of Hydroxymethanesulfinic Acid

Hydroxymethanesulfinic acid, with the chemical formula C2H6O3S, exhibits interesting solubility characteristics that reflect its structure and functional groups. This compound is known to be:

  • Soluble in water: Hydroxymethanesulfinic acid is highly soluble in water due to its polar hydroxyl (–OH) groups which promote hydrogen bonding.
  • Miscible in various organic solvents: This compound can also dissolve in certain organic solvents, which adds versatility to its usage in chemical reactions.
  • Influenced by pH: The solubility can vary with the acidity or alkalinity of the solution, making it an essential consideration in certain applications.
  • Applicable in various fields: Solubility characteristics enhance its applications in reducing agents and as an antioxidant in food chemistry.

In essence, the solubility of hydroxymethanesulfinic acid not only plays a critical role in its chemical reactivity but also opens doors for its application in various scientific domains. This compound demonstrates how solubility can be a key factor in chemical functionality, serving as a reminder that "like dissolves like," and the importance of understanding a compound's behavior in solution.

Interesting facts

Interesting Facts About Hydroxymethanesulfinic Acid

Hydroxymethanesulfinic acid, commonly known as metabisulfite or hydroxymethylsulfinate, is a fascinating chemical compound with unique properties and applications. Here are some intriguing aspects of this compound:

  • Versatile Reducing Agent: Hydroxymethanesulfinic acid is an efficient reducing agent, commonly used in various chemical reactions. It is particularly useful in organic synthesis, enabling the conversion of carbonyl compounds to alcohols.
  • Presence in Biological Systems: This compound plays a role in biological processes, where it can act as a mild antioxidant. It's interesting to note that certain biochemical pathways utilize similar sulfinic acids to regulate reactive oxygen species.
  • Industrial Applications: Hydroxymethanesulfinic acid finds use in several industrial applications, including:
    • Food preservation, where it is used as a food additive to prevent browning in fruits and vegetables.
    • Photography, as a developer in the processing of film.
    • Water treatment processes, helping to dechlorinate water systems.
  • Analytical Chemistry: This compound is significant in the field of analytical chemistry, particularly as a reagent for detecting aldehydes and ketones.
  • Sulfites and Allergies: While it has advantageous properties, hydroxymethanesulfinic acid must be used with caution, as sulfites can cause allergic reactions in sensitive individuals.

In summary, hydroxymethanesulfinic acid is much more than a simple compound; it serves multiple essential functions across chemistry, biology, and industry. Its role as a reducing agent, coupled with its applications in food preservation and water treatment, makes it a compound worth exploring further!

Synonyms
Hydroxymethanesulfinic acid
79-25-4
Formaldehydesulfoxylate
Hydroxymethanesulphinic acid
EINECS 201-189-4
Formaldehyde Sulfinic Acid
DTXSID7048083
M049N73196
Hydroxymethanesulfinic acid, monosodium salt
UNII-M049N73196
Formaldehydsulfoxylsaure
starbld0012097
NCIOpen2_000709
Methanesulfinic acid, hydroxy-
CHEMBL2111064
DTXCID8028054
MFCD00128934
NS00014196
EN300-7570943
Q27283285