Sodium 5-aminonaphthalene-2-sulfonate

Identification

Molecular formula

C₁₀H₈NO₃SNa

CAS number

3088-61-7

IUPAC name

sodium;5-aminonaphthalene-2-sulfonate

State

At room temperature, sodium 5-aminonaphthalene-2-sulfonate is typically in a solid state.

Melting point (Celsius)

300.00

Melting point (Kelvin)

573.15

Boiling point (Celsius)

520.00

Boiling point (Kelvin)

793.15

General information

Molecular weight

245.27g/mol

Molar mass

245.2660g/mol

Density

1.8203g/cm³

Appearence

Sodium 5-aminonaphthalene-2-sulfonate appears as a crystalline solid that can range from light amber to brown in color. It is often available in powdered or granulated form.

Comment on solubility

Solubility of Sodium 5-Aminonaphthalene-2-sulfonate

Sodium 5-aminonaphthalene-2-sulfonate, with its unique structure, exhibits interesting solubility properties. As a sulfonate salt, it is generally soluble in water. Here are some key points regarding its solubility:

Water Solubility: It dissolves readily in aqueous solutions due to the presence of the negatively charged sulfonate group. This attribute facilitates its use in various applications, particularly in chemical synthesis and biological studies.
Temperature Dependence: The solubility of sodium 5-aminonaphthalene-2-sulfonate can improve with increasing temperature, which is a common characteristic among many organic salts.
Influence of pH: The solubility may be affected by the pH of the solution. In acidic conditions, the compound may partially ionize, which can influence its overall solubility.
Organic Solvents: Its solubility in organic solvents is limited, which highlights its preference for polar solvents like water for effective dissolution.

In summary, sodium 5-aminonaphthalene-2-sulfonate is particularly notable for its solubility in water, making it a valuable compound in various analytical and synthetic applications. Its solubility behaviors provide insights into its potential uses in chemistry and biochemistry.

Interesting facts

Exploring Sodium 5-Aminonaphthalene-2-sulfonate

Sodium 5-aminonaphthalene-2-sulfonate is a fascinating compound that holds an important place in various fields of chemistry and industry. Known for its unique properties and applications, this compound is particularly recognized for its role as a dye and an intermediate in organic synthesis.

Key Features and Applications:

Dye Production: One of the primary uses of sodium 5-aminonaphthalene-2-sulfonate is in the manufacturing of azo dyes. These dyes are vital in the textile and printing industries, providing vibrant colors.
Organic Synthesis: This compound serves as an essential intermediate in the synthesis of other chemical compounds, demonstrating its versatility in organic chemistry.
Pharmaceutical Relevance: Due to its amino group, sodium 5-aminonaphthalene-2-sulfonate may play a role in the development of pharmaceuticals through various biochemical processes.
Research Applications: In laboratories, this compound can be utilized in analytical chemistry as a reagent for studying the characteristics of other compounds.

Chemical Structure and Properties:

The structure of sodium 5-aminonaphthalene-2-sulfonate includes a naphthalene ring substituted with both an amino group and a sulfonate group. This arrangement enhances its solubility in water and makes it an effective surfactant.

As chemists delve deeper into the properties of this compound, they discover its potential to act as a *corrosion inhibitor* or a *biological stain*, showcasing its wide-ranging utility beyond just dye applications. The investigation of its interactions with other molecules is prominent in various research domains, highlighting the importance of this compound in advancing chemical knowledge.

In summary, sodium 5-aminonaphthalene-2-sulfonate is more than just a compound; it is a gateway to numerous applications and a subject of continual study in the realms of chemistry and industry. Its multifaceted nature invites researchers and students alike to explore and utilize its properties in innovative ways.