Skip to main content

Naphthalene-1-sulfonic acid

ADVERTISEMENT
Identification
Molecular formula
C10H8O3S
CAS number
85-47-2
IUPAC name
naphthalene-1-sulfonic acid
State
State

At room temperature, naphthalene-1-sulfonic acid is typically a solid. It is stable under normal conditions when stored in a cool, dry place.

Melting point (Celsius)
161.00
Melting point (Kelvin)
434.15
Boiling point (Celsius)
413.00
Boiling point (Kelvin)
686.15
General information
Molecular weight
208.23g/mol
Molar mass
208.2300g/mol
Density
1.4000g/cm3
Appearence

Naphthalene-1-sulfonic acid typically appears as a white crystalline solid. It is often found in the form of flakes or powder, which can dissolve in water to give a clear solution.

Comment on solubility

Solubility of Naphthalene-1-sulfonic Acid

Naphthalene-1-sulfonic acid, with the chemical formula C10H9O3S, showcases interesting solubility characteristics that are noteworthy when considering its applications in various chemical processes.

In terms of solubility:

  • Solvent Compatibility: Naphthalene-1-sulfonic acid is generally soluble in polar solvents such as water and alcohols. This is due to its sulfonic acid group, which enhances its polarity.
  • Limitation in Non-Polar Solvents: The compound exhibits limited solubility in non-polar solvents like benzene or hexane, which is typical for many sulfonic acids.
  • pH Influence: The solubility of this compound can also be influenced by pH levels, with higher solubility observed in basic solutions where deprotonation occurs.

To summarize, the solubility of naphthalene-1-sulfonic acid can be described as:

  • **Soluble in polar solvents (e.g., water, alcohol)**
  • **Insoluble in non-polar solvents (e.g., benzene)**
  • **Affected by pH**

Thus, understanding the solubility of naphthalene-1-sulfonic acid is crucial for its effective utilization in industrial applications such as dye manufacturing, surfactants, and chemical synthesis, where solubility plays a key role in reaction dynamics and overall efficiency.

Interesting facts

Interesting Facts about Naphthalene-1-Sulfonic Acid

Naphthalene-1-sulfonic acid is a fascinating compound with a rich history and diverse applications in various fields. Here are some intriguing insights about this compound:

  • Chemical Structure: Naphthalene-1-sulfonic acid features a naphthalene structure, which consists of two fused aromatic rings. This unique feature contributes to the compound's chemical properties and behavior in reactions.
  • Industrial Applications: It is widely used as a precursor in the synthesis of various chemicals and products, including dyes, dispersants, and surfactants. Its sulfonic acid group enhances solubility and increases reactivity.
  • Role in Textile Industry: In the textile industry, naphthalene-1-sulfonic acid serves as a grinding aid in high-performance dyes, improving their dispersion and minimizing clumping during use.
  • Environmental Considerations: As with many chemical compounds, its environmental impact is a consideration for scientists. Understanding its degradation pathways and mechanisms in nature is essential for developing safer processing methods.
  • Research Potential: Naphthalene-1-sulfonic acid is also a subject of ongoing research. Studies are being conducted to explore its potential as a catalyst and its interactions with other organic compounds, revealing exciting possibilities for innovation.

In conclusion, naphthalene-1-sulfonic acid is not just an industrial workhorse but also a compound that presents numerous opportunities for research and application. As scientists continue to investigate its properties and uses, we can expect innovative advancements that will further tap into its potential.

Synonyms
1-NAPHTHALENESULFONIC ACID
85-47-2
naphthalene-1-sulfonic acid
Naphthalene-1-sulphonic acid
Naphthalenesulphonic acid
naphthalenesulfonic acid
alpha-Naphthalenesulfonic acid
UNII-0SJH61WM2J
1-sulfonaphthalene
0SJH61WM2J
.alpha.-Naphthalenesulfonic acid
25155-19-5
CHEBI:30895
1-naphthalenemonosulfonate
1-Naphthyl sulfonic acid
EINECS 201-610-1
MFCD00003987
DTXSID7048033
PSZYNBSKGUBXEH-UHFFFAOYSA-
HT-907
1-NAPHTHALENESULFONIC ACID [MI]
Naphthalene-1-sulfonic Acid (Technical Grade)
1-Naphthalenesulfonicacid
EINECS 246-676-2
UNII-VZW67VII75
Naphthalene sulfonic acid (a)
naphtalenesulfonic acid
naphthalene sulfonic acid
Naphthalene1sulphonic acid
alphanaphthalenesulfonic acid
SCHEMBL4323
VZW67VII75
DTXCID209777
naphthalene-alpha-sulphonic acid
CHEMBL1160029
Naphthalene sulfonic acid, alpha
Naphthalene-1-Sulfonic Acid Anion
1-Naphthalenesulfonic acid, >50%
AKOS009031607
FN57627
AC-18225
DB-019281
CS-0238578
NS00006554
EN300-19780
C13420
Q10395591