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3-Hydroxybenzenesulfonic acid

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Identification
Molecular formula
C6H6O4S
CAS number
98-67-9
IUPAC name
3-hydroxybenzenesulfonic acid
State
State

At room temperature, 3-hydroxybenzenesulfonic acid is in a solid state.

Melting point (Celsius)
102.00
Melting point (Kelvin)
375.15
Boiling point (Celsius)
218.50
Boiling point (Kelvin)
491.65
General information
Molecular weight
174.18g/mol
Molar mass
174.1820g/mol
Density
1.4300g/cm3
Appearence

3-Hydroxybenzenesulfonic acid typically appears as a white to off-white crystalline solid. It is hygroscopic in nature, meaning it can absorb moisture from the air.

Comment on solubility

Solubility of 3-Hydroxybenzenesulfonic Acid

3-Hydroxybenzenesulfonic acid, also known as methylated phenolsulfonic acid, exhibits interesting solubility characteristics that are worth noting. This compound is classified as a water-soluble aromatic sulfonic acid due to the presence of both hydroxyl (-OH) and sulfonic acid (-SO3H) functional groups. Its solubility in water can be attributed to:

  • Hydrophilic Functional Groups: The hydroxyl and sulfonic groups enhance hydrogen bonding with water molecules, facilitating dissolution.
  • Ionic Nature: As a sulfonic acid, it dissociates in aqueous solution, contributing to its high solubility.
  • Polar Structure: The overall polarity of the molecule helps in solvation processes.

In general, compounds like 3-hydroxybenzenesulfonic acid that contain both polar and ionic components can demonstrate significant solubility in polar solvents like water. However, the exact solubility can depend on additional factors such as:

  1. Temperature: Increasing the temperature usually enhances solubility.
  2. pH Levels: Variations in pH can affect the ionization of the sulfonic group, which may also impact solubility.
  3. Presence of Other Ions: The solubility can be influenced by competing ions in solution.

In summary, the solubility of 3-hydroxybenzenesulfonic acid in water is significant, making it valuable for various chemical applications, especially in reactions involving aqueous media. Its ability to dissolve readily underscores its importance in organic synthesis and industrial processes.

Interesting facts

Interesting Facts about 3-Hydroxybenzenesulfonic Acid

3-Hydroxybenzenesulfonic acid, also known as m-cresolsulfonic acid, is a fascinating organic compound that has garnered attention for its diverse applications and unique properties. Here are some interesting facts about this compound:

  • Versatile Applications: Due to its sulfonic acid group, this compound is widely used in the manufacturing of dyes, pigments, and other organic chemicals.
  • Biochemical Importance: 3-Hydroxybenzenesulfonic acid is also involved in biochemical research as it can act as a reagent in various organic synthesis reactions.
  • Environmental Consideration: The compound serves a role in environmental chemistry, particularly in studies related to the behavior of sulfonated compounds in aquatic systems.
  • Hydrophobic Properties: The presence of the sulfonic acid group enhances the solubility of the compound, making it useful for interactions in biological systems.
  • Historical Context: Many sulfonic acids, including this one, have industrial significance stemming from the early 20th century when the chemical industry began heavily utilizing aromatic compounds.

In conclusion, 3-hydroxybenzenesulfonic acid represents the intersection of organic chemistry and practical applications, making it a compound worth studying for anyone interested in the field of chemistry. Its diverse roles underscore the importance of understanding the properties and functions of aromatic sulfonic acids in both industrial and environmental contexts.

Synonyms
m-Phenolsulfonic acid
585-38-6
3-hydroxybenzenesulfonic acid
Benzenesulfonic acid, 3-hydroxy-
m-Hydroxybenzenesulfonic acid
UNII-YJU1H9LTR7
YJU1H9LTR7
Benzenesulfonic acid, m-hydroxy-
EINECS 209-555-5
NSC-508884
DTXSID8060406
CHEBI:71047
NSC 508884
DTXCID0042400
209-555-5
m-Hydroxybenzenesulphonic acid
Phenol-3-sulfonic acid
Phenol-m-sulfosaure
3-phenolsulfonic acid
starbld0018356
3-Hydroxybenzenesulphonic acid
SCHEMBL487038
3-hydroxybenzene sulfonic acid
MFCD08059552
NSC508884
AKOS016344557
NS00033950
Q18472695