Understanding CAS Number 24937-78-8: A Comprehensive Guide

CAS (Chemical Abstracts Service) numbers are unique identifiers assigned to every chemical substance. CAS number 24937-78-8 specifically refers to Poly(ethylene glycol) bis(2-aminoethyl ether) dihydrochloride, a versatile polyethylene glycol (PEG) derivative widely used in biomedical applications, pharmaceuticals, and chemical research. Understanding its properties, applications, and sourcing is crucial for researchers and industries alike. Yaguan HPMC provides high-quality PEG derivatives, including this specific CAS number, with detailed specifications and reliable supply chains. This article provides a detailed overview of CAS 24937-78-8, covering its chemical properties, applications, safety information, and sourcing options.

Chemical Properties of CAS Number 24937-78-8

Poly(ethylene glycol) bis(2-aminoethyl ether) dihydrochloride (CAS 24937-78-8) is a water-soluble, hygroscopic polymer. The presence of amine groups allows for easy modification and conjugation with other molecules, making it ideal for bioconjugation applications. The dihydrochloride form enhances its solubility and stability. Its molecular weight can vary, affecting its viscosity and other physical properties. It’s important to verify the molecular weight and purity when sourcing this compound, as these factors significantly impact its performance in specific applications. You can find detailed specifications for our products, including different molecular weight options, on the Yaguan HPMC website.

Applications of CAS 24937-78-8 in Research and Industry

The versatility of CAS 24937-78-8 drives its widespread use in various fields. A primary application is in drug delivery systems, where it’s used to modify the surface of nanoparticles or liposomes to improve biocompatibility and targeting. It also serves as a crosslinker in hydrogel formation for tissue engineering. In bioconjugation chemistry, it’s used to attach proteins, peptides, or other biomolecules to PEG chains for improved stability and reduced immunogenicity. Other applications include surface modification, gene delivery, and the synthesis of specialty polymers. Yaguan HPMC supports a range of applications by providing consistent quality and custom packaging options.

CAS Number 24937-78-8: Comparison with Other PEG Derivatives

While numerous PEG derivatives exist, CAS 24937-78-8 stands out due to its amine functionality. Compared to PEG with carboxyl groups or methyl groups, the amine groups provide a more reactive handle for conjugation reactions. This allows for greater control and efficiency in bioconjugation processes. However, PEG derivatives with carboxyl groups offer alternative conjugation strategies, and the best choice depends on the specific application and desired reaction conditions. The following table highlights key differences:

Safety Considerations and Handling of CAS 24937-78-8

While generally considered safe, proper handling procedures are essential when working with CAS 24937-78-8. It can cause skin and eye irritation. Wear appropriate personal protective equipment (PPE), including gloves, eye protection, and a lab coat. Avoid inhalation of dust. Refer to the Material Safety Data Sheet (MSDS) available on our website for detailed safety information. Store in a cool, dry place, protected from light and moisture. Dispose of waste according to local regulations.

Sourcing High-Quality CAS 24937-78-8 from Yaguan HPMC

Choosing a reliable supplier is critical to ensure the quality and purity of CAS 24937-78-8. Yaguan HPMC specializes in the production and supply of high-quality PEG derivatives. We offer rigorous quality control procedures, comprehensive documentation, and competitive pricing. Our products are manufactured under strict quality management systems to meet the demanding requirements of research and industrial applications. Contact us today for a quote or to discuss your specific requirements.

Frequently Asked Questions (FAQs)

What is the typical purity level of CAS 24937-78-8 supplied by Yaguan HPMC?

Yaguan HPMC typically provides CAS 24937-78-8 with a purity level of ≥98%, as determined by NMR and HPLC analysis. We also offer custom purification services for applications requiring higher purity levels. A Certificate of Analysis (CoA) is provided with each batch, detailing the specific purity and other quality control parameters. Ensuring high purity is crucial for reliable experimental results and consistent product performance. We prioritize delivering products that meet the stringent requirements of our customers.

What molecular weights are available for CAS 24937-78-8?

We offer CAS 24937-78-8 in a range of molecular weights to suit different applications. These typically include options such as 2 kDa, 5 kDa, 10 kDa, and 20 kDa. Custom molecular weights are also available upon request. The choice of molecular weight will depend on the desired properties, such as viscosity, solubility, and diffusion rate. Contact our technical support team to discuss the optimal molecular weight for your specific application.

How is CAS 24937-78-8 packaged for shipping?

CAS 24937-78-8 is packaged in tightly sealed containers to prevent moisture absorption and maintain product integrity during shipping. We offer various packaging sizes to accommodate different order quantities, ranging from small research quantities to bulk industrial volumes. Packaging materials are chosen to ensure compatibility with the chemical and prevent contamination. We also provide custom packaging options upon request.

What is the shelf life of CAS 24937-78-8 when stored properly?

When stored in a cool, dry place, protected from light and moisture, CAS 24937-78-8 typically has a shelf life of at least 2 years. However, it's recommended to re-analyze the material after prolonged storage to confirm its purity and quality. Proper storage conditions are crucial to prevent degradation and maintain the product's performance. We provide detailed storage recommendations in the product’s Certificate of Analysis.