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3-Hydroxy-4-methoxybenzenesulfonic acid

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Identification
Molecular formula
C7H8O5S
CAS number
98-51-1
IUPAC name
3-hydroxy-4-methoxy-benzenesulfonic acid
State
State

At room temperature, 3-hydroxy-4-methoxy-benzenesulfonic acid typically exists as a solid. Due to its crystalline nature, it is generally stable and not volatile under standard conditions.

Melting point (Celsius)
147.00
Melting point (Kelvin)
420.15
Boiling point (Celsius)
235.00
Boiling point (Kelvin)
508.15
General information
Molecular weight
204.20g/mol
Molar mass
204.1950g/mol
Density
1.6234g/cm3
Appearence

3-Hydroxy-4-methoxybenzenesulfonic acid is typically a white to off-white crystalline powder. It tends to be hygroscopic, absorbing moisture from the air, and may appear slightly moist if exposed to humid conditions.

Comment on solubility

Solubility of 3-hydroxy-4-methoxy-benzenesulfonic acid

3-hydroxy-4-methoxy-benzenesulfonic acid, often referred to as its chemical structure C8H9O4S, is known for its unique solubility properties. This compound is generally considered to be:

  • Soluble in Water: The presence of the sulfonic acid group greatly enhances its ability to dissolve in polar solvents like water.
  • Soluble in Alcohols: It also exhibits solubility in various alcohols, adding to its versatility in different chemical applications.
  • Limited Solubility in Nonpolar Solvents: However, it tends to be poorly soluble in nonpolar solvents due to its polar functional groups.

It is important to note that the solubility of this compound can be influenced by several factors, such as:

  1. The temperature of the solvent
  2. The pH of the solution
  3. Concentration of the compound

In practical applications, understanding the solubility of 3-hydroxy-4-methoxy-benzenesulfonic acid is crucial for:

  • Formulating effective chemical reactions
  • Optimizing extraction processes
  • Ensuring proper handling and storage of the compound

As a conclusion, the solubility characteristics of 3-hydroxy-4-methoxy-benzenesulfonic acid underscore its importance in various chemical contexts, highlighting its multifaceted nature.

Interesting facts

Interesting Facts About 3-hydroxy-4-methoxy-benzenesulfonic acid

3-hydroxy-4-methoxy-benzenesulfonic acid, often abbreviated as a sulfonic acid derivative, is a fascinating compound within the field of chemistry. Here are some intriguing points to consider:

  • Structural Significance: This compound features a benzene ring substituted with both a hydroxyl (-OH) group and a methoxy (-OCH3) group. Additionally, the presence of a sulfonic acid (-SO3H) group makes it a versatile intermediate in various chemical reactions.
  • Biological Role: Sulfonic acids are known for their biological activity. Compounds like 3-hydroxy-4-methoxy-benzenesulfonic acid can serve as important building blocks for pharmaceuticals, dyes, and agrochemicals.
  • Applications in Dyes: Due to the functional groups present, this compound is frequently utilized in the synthesis of dyes, especially those used in textiles. The vibrant colors produced from its derivatives are highly sought after in the industry.
  • Antioxidant Properties: Research has indicated that derivatives of similar compounds may exhibit antioxidant properties, which can be beneficial in various biochemical applications.
  • Environmental Impact: Understanding the chemistry of such sulfonic acids is crucial, as they can behave differently in environmental contexts. Their solubility and reactivity profiles are key factors when considering their environmental persistence and bioaccumulation.
  • Research Interest: The compound has garnered attention in scientific studies focusing on organic synthesis protocols, demonstrating the importance of sulfonic acids in advancing synthetic methodologies.

As a compound with versatile applications and significant structural features, 3-hydroxy-4-methoxy-benzenesulfonic acid embodies the intriguing relationship between organic chemistry and practical applications in various fields. Its role as a precursor in synthetic chemistry continues to inspire research and innovation.

Synonyms
3-hydroxy-4-methoxybenzenesulfonic acid
5-guaiacolsulfonic acid
UNII-05L0075KBX
05L0075KBX
879-98-1
Benzenesulfonic acid, 3-hydroxy-4-methoxy-
p-Guajacolsulfosaure
SCHEMBL2123784
DTXSID101020664
Q27236122
3-Hydroxy-4-methoxybenzenesulfonic acid; 5-Guaiacolsulfonic acid; 3-Hydroxy-4-methoxybenzene-1-sulfonic acid