2-Amino-4,8-naphthalenedisulfonic acid is a chemical compound with various industrial applications. It is commonly used in the production of dyes and pigments, particularly in the textile industry. Its ability to enhance the color fastness of dyes makes it a crucial ingredient in the manufacturing of high-quality clothing and fabrics.
In everyday life, consumers may not directly come into contact with 2-Amino-4,8-naphthalenedisulfonic acid, but its presence in the textile industry has a significant impact on the quality and durability of the clothing and textiles they purchase. This compound plays a vital role in ensuring that colors remain vibrant and do not fade easily, thereby enhancing the longevity and aesthetic appeal of various products.
Table of Contents:
- 💡 Commercial Applications
- ⚗️ Chemical & Physical Properties
- 🏭 Production & Procurement
- ⚠️ Safety Considerations
- 🔬 Potential Research Directions
- 🧪 Related Compounds
💡 Commercial Applications
In terms of commercial and industrial applications, 2-Amino-4,8-naphthalenedisulfonic acid is commonly used in the manufacturing of dyes and pigments. This compound acts as a key intermediate in the synthesis of various colorants due to its ability to impart vibrant and stable hues to textiles, paper, and other materials. Additionally, its water-soluble nature makes it a preferred choice for dyeing and printing processes in the textile industry.
Furthermore, 2-Amino-4,8-naphthalenedisulfonic acid finds application in the production of fluorescent whitening agents, which are additives used in detergents, plastics, and paper to enhance brightness and mask yellowing. These compounds work by absorbing ultraviolet light and emitting blue light, thereby creating the illusion of whiter and cleaner surfaces. The versatility and effectiveness of this acid make it a valuable component in various industrial processes that rely on optical brighteners for aesthetic enhancement.
In terms of drug and medication applications, 2-Amino-4,8-naphthalenedisulfonic acid serves primarily as a research tool in the pharmaceutical industry. While it does not have direct therapeutic value, its sulfonic acid groups make it a useful building block for synthesizing potential drug candidates and studying drug-receptor interactions. Researchers leverage its chemical properties to design and modify drug molecules, leading to the discovery of novel compounds with improved pharmacological profiles.
⚗️ Chemical & Physical Properties
2-Amino-4,8-naphthalenedisulfonic acid is a white crystalline powder with no distinct odor. It has a molar mass of 294.29 g/mol and a density of 1.97 g/cm3. In comparison to common food items, such as salt (molar mass of 58.44 g/mol) and sugar (density of 1.59 g/cm3), 2-Amino-4,8-naphthalenedisulfonic acid exhibits higher molar mass and density.
The melting point of 2-Amino-4,8-naphthalenedisulfonic acid is approximately 300°C, while its boiling point is around 864°C. In contrast, common food items like butter have a melting point of around 32-35°C, and water boils at 100°C. This highlights that 2-Amino-4,8-naphthalenedisulfonic acid has considerably higher melting and boiling points compared to common food items.
2-Amino-4,8-naphthalenedisulfonic acid is highly soluble in water, forming clear solutions. It has a moderate viscosity, resembling that of syrup or honey. This contrasts with common food items like salt and sugar, which are also soluble in water but exhibit lower viscosity compared to 2-Amino-4,8-naphthalenedisulfonic acid.
🏭 Production & Procurement
2-Amino-4,8-naphthalenedisulfonic acid, also known as 2,2′-diamino-4,4′-stilbenedisulfonic acid, is produced through a series of synthetic chemical reactions. The starting material for the synthesis is naphthalene, which is sulfonated to form 2-naphthalenesulfonic acid. This intermediate compound is then further reacted with nitric acid and ammonia to produce 2-Amino-4,8-naphthalenedisulfonic acid.
2-Amino-4,8-naphthalenedisulfonic acid can be procured from chemical suppliers specializing in industrial chemicals. The compound is typically available in the form of a white powder or crystalline solid. It can be transported in sealed containers or bags to prevent contamination or degradation during shipment.
When procuring 2-Amino-4,8-naphthalenedisulfonic acid, it is important to consider the purity and quality of the compound. This can be ensured by requesting certificates of analysis from the supplier detailing the product specifications and testing results. Additionally, proper storage conditions should be maintained to preserve the integrity of the compound.
⚠️ Safety Considerations
Safety considerations for 2-Amino-4,8-naphthalenedisulfonic acid, also known as ANS, include the following. This compound should be handled with care as it is corrosive to the skin, eyes, and respiratory system. Proper personal protective equipment, such as gloves, goggles, and a lab coat, should always be worn when working with ANS. In addition, ANS should be stored in a well-ventilated area, away from incompatible materials, to prevent any potential reactions or accidents.
The hazard statements for 2-Amino-4,8-naphthalenedisulfonic acid should be taken into consideration when handling this compound. Some of the hazard statements include “Causes severe skin burns and eye damage” and “May cause respiratory irritation.” These statements highlight the importance of using caution when working with ANS to prevent any harm to oneself or others. It is crucial to follow proper safety protocols and guidelines to minimize the risks associated with this compound.
Precautionary statements for 2-Amino-4,8-naphthalenedisulfonic acid should be followed to ensure safe handling practices. Some of the precautionary statements include “Wear protective gloves/protective clothing/eye protection/face protection” and “Avoid breathing dust/fume/gas/mist/vapors/spray.” These statements emphasize the importance of using the appropriate protective equipment and maintaining a safe work environment when dealing with ANS. By adhering to these precautions, the risk of exposure to harmful effects from this compound can be minimized.
🔬 Potential Research Directions
Research on 2-Amino-4,8-naphthalenedisulfonic acid (ANDSA) could explore its potential use as a fluorescent probe for detecting metal ions in biological systems. Studies may investigate the specificity and sensitivity of ANDSA towards various metal ions, along with its potential applications in biomedical imaging and environmental monitoring.
Further research could focus on the synthesis of novel derivatives of ANDSA to improve its photophysical properties and stability. By modifying the chemical structure of ANDSA, researchers may be able to enhance its fluorescence intensity, quantum yield, and solubility, which could broaden its potential applications in various fields such as biotechnology and analytical chemistry.
Additionally, investigations into the mechanism of fluorescence quenching in the presence of metal ions could provide valuable insights into the interactions between ANDSA and different metal species. Understanding the underlying principles governing the fluorescence quenching process could pave the way for the development of more efficient and selective fluorescent probes for metal ion detection.
🧪 Related Compounds
One similar compound to 2-Amino-4,8-naphthalenedisulfonic acid based on molecular structure is 2-Amino-3,7-naphthalenedisulfonic acid. This compound is structurally similar to 2-Amino-4,8-naphthalenedisulfonic acid, with the main difference being the position of the amino groups on the naphthalene ring. The presence of the two sulfonic acid groups on the naphthalene ring makes these two compounds closely related in terms of molecular structure.
Another compound that bears similarity to 2-Amino-4,8-naphthalenedisulfonic acid is 2-Amino-1,5-naphthalenedisulfonic acid. Like the previous compound mentioned, the main difference lies in the position of the amino groups on the naphthalene ring. However, the presence of the two sulfonic acid groups on the naphthalene ring remains consistent across these compounds, highlighting a common structural motif.
Additionally, 2-Amino-6,10-naphthalenedisulfonic acid can be considered a similar compound to 2-Amino-4,8-naphthalenedisulfonic acid due to their shared molecular structure. The positioning of the amino groups on the naphthalene ring sets these two compounds apart, while the presence of the disulfonic acid groups maintains a key structural similarity. These compounds illustrate the versatility of naphthalene-based molecules in forming similar structures with variations in functional groups.
