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Specifications of (2-Hydroxypropyl)-β-cyclodextrin丨CAS 128446-35-5
|
Parameter |
Specification |
|
Grade |
USP-NF2021 |
|
Appearance |
White or almost white, amorphous or crystalline powder |
|
Identification (IR) |
The infrared light absorption spectrum of this product should be consistent with that of the control product |
|
Clarity of Solution |
Meets the requirements of the test for Clarity of Solution |
|
Solubility |
Freely soluble in water and in propylene glycol |
|
Clarity of Solution |
The solution is clear |
|
Molar Substitution |
0.40~1.50 |
|
DS (7*MS) |
2.80~10.50 |
|
Loss on Drying |
10.0% max. |
|
Propylene Oxide |
0.0001% max. |
|
Conductivity |
200 µs/cm max. |
|
Betadex |
1.5% max. |
|
Propylene Glycol |
2.5% max. |
|
Any Other Single Impurities |
0.25% max. |
|
Total Impurities Excluding Gamma Cyclodextrin and Propylene Glycol |
1.0% max. |
|
The Total Aerobic Microbial Count |
1000 cfu/g max. |
|
The Total Combined Moulds & Yeasts Count |
100 cfu/g max. |
|
Escherichia coli |
Absent |
|
pH |
5.0-7.5 |
Transport Information of (2-Hydroxypropyl)-β-cyclodextrin丨CAS 128446-35-5
|
Parameter |
Specification |
|
UN Number |
|
|
Class |
|
|
Packing Group |
|
|
H.S. Code |
3505100000302 |
|
Stability & Reactivity |
Stable |
|
Storage |
Store in a closed, dry, ventilated place |
|
Condition to Avoid |
|
|
Package |
Manufacturing Information of (2-Hydroxypropyl)-β-cyclodextrin丨CAS 128446-35-5
|
Parameter |
Specification |
|
Capacity |
1200MT/Year, 100MT/Month |
|
Frequency |
3 days/Batch |
|
Main Export Countries |
Japan, Korea, US, UK, India, etc. |
|
Capacity/Batch |
10 MT, 20 MT max. |
|
Experience |
6 years, and able to supply Sulfobutylbetacyclodextrin, hydroxypropyl gamma-cyclodextrin and betacyclodextrin |
|
Facilities |
Two 5000L Reactors |
Introduction of (2-Hydroxypropyl)-β-cyclodextrin丨CAS 128446-35-5
(2-Hydroxypropyl)-β-cyclodextrin丨CAS 128446-35-5 is a derivative of β-cyclodextrin that has been chemically modified to improve its solubility and biocompatibility. Cyclodextrins are cyclic oligosaccharides that have a hydrophobic inner cavity and a hydrophilic outer surface, allowing them to form inclusion complexes with various molecules. This unique property makes HP-β-CD a versatile and widely used compound in pharmaceutical, cosmetic, and other industries.
Applications of (2-Hydroxypropyl)-β-cyclodextrin丨CAS 128446-35-5
1. Pharmaceutical Industry:
- Application: HP-β-CD is extensively used in drug formulations to enhance the solubility, stability, and bioavailability of poorly water-soluble drugs.
- Benefit: By forming inclusion complexes with active pharmaceutical ingredients (APIs), HP-β-CD improves the solubility and dissolution rate of drugs, leading to better absorption and efficacy. It also helps to protect sensitive APIs from degradation, enhancing their shelf life and stability.
2. Cosmetic Industry:
- Application: (2-Hydroxypropyl)-β-cyclodextrin丨CAS 128446-35-5 is used in skincare and cosmetic formulations to improve the delivery of active ingredients and stabilize volatile or sensitive compounds.
- Benefit: It enhances the solubility of hydrophobic active ingredients, such as essential oils and vitamins, making them more effective in cosmetic formulations. Additionally, HP-β-CD can reduce skin irritation caused by certain ingredients by controlling their release and reducing their direct interaction with the skin.
3. Fragrance and Flavor Industry:
- Application: HP-β-CD is employed in the encapsulation of fragrances and flavors to enhance their stability and control their release.
- Benefit: By forming inclusion complexes with volatile fragrance and flavor molecules, HP-β-CD prolongs their release and protects them from degradation. This leads to longer-lasting scents and flavors in perfumes, air fresheners, and food products.
4. Food Industry:
- Application: HP-β-CD is used as a food additive to stabilize flavors, remove cholesterol, and improve the texture and quality of food products.
- Benefit: It helps to mask undesirable tastes and odors, improve the solubility of flavor compounds, and enhance the shelf life of food products. HP-β-CD can also be used to reduce cholesterol content in food by forming complexes with cholesterol molecules, making them easier to remove.
5. Biomedical Applications:
- Application: HP-β-CD is used in various biomedical applications, including drug delivery systems, gene delivery, and tissue engineering.
- Benefit: Its ability to form inclusion complexes with drugs and other molecules makes HP-β-CD a valuable tool in controlled release formulations and targeted drug delivery systems. It can also enhance the solubility and stability of nucleic acids and other therapeutic agents in gene therapy and other biomedical applications.
6. Analytical Chemistry:
- Application: (2-Hydroxypropyl)-β-cyclodextrin丨CAS 128446-35-5 is used as a chiral selector in chromatographic techniques, such as high-performance liquid chromatography (HPLC) and capillary electrophoresis.
- Benefit: It enables the separation of enantiomers by forming inclusion complexes with chiral compounds, facilitating their identification and quantification in complex mixtures.
Benefits of (2-Hydroxypropyl)-β-cyclodextrin丨CAS 128446-35-5
1. Improved Solubility and Bioavailability:
- HP-β-CD significantly enhances the solubility of poorly water-soluble drugs and other compounds, leading to improved bioavailability and therapeutic efficacy.
2. Stabilization of Active Ingredients:
- By forming inclusion complexes, HP-β-CD protects sensitive active ingredients from degradation due to light, heat, and oxidation. This stabilization extends the shelf life and potency of the active ingredients.
3. Controlled Release:
- HP-β-CD can control the release of active ingredients, fragrances, and flavors, ensuring a sustained and prolonged effect. This is particularly beneficial in drug delivery, where controlled release can reduce dosing frequency and improve patient compliance.
4. Reduction of Irritation and Toxicity:
- (2-Hydroxypropyl)-β-cyclodextrin丨CAS 128446-35-5 can reduce the irritation and toxicity of certain compounds by encapsulating them and controlling their release. This makes it suitable for use in formulations intended for sensitive skin or in products containing irritant ingredients.
5. Versatility in Applications:
- HP-β-CD is highly versatile and can be used across various industries, including pharmaceuticals, cosmetics, food, and biotechnology. Its ability to interact with a wide range of molecules makes it a valuable tool in product formulation and development.
6. Biocompatibility:
- HP-β-CD is generally recognized as safe and biocompatible, making it suitable for use in pharmaceuticals, cosmetics, and food products. It is well-tolerated by the body and can be used in both topical and oral formulations.
7. Enhanced Flavor and Fragrance Stability:
- HP-β-CD enhances the stability of flavors and fragrances, preventing their degradation and prolonging their sensory impact. This leads to longer-lasting and more consistent products in the food and fragrance industries.
Conclusion:
(2-Hydroxypropyl)-β-cyclodextrin丨CAS 128446-35-5 is a valuable and versatile compound with a wide range of applications in the pharmaceutical, cosmetic, food, and biotechnology industries. Its ability to enhance solubility, stabilize active ingredients, control release, and reduce irritation makes it an essential ingredient in many formulations. Whether used to improve drug delivery, stabilize flavors, or enhance the efficacy of skincare products, HP-β-CD offers significant benefits that contribute to the development of more effective, stable, and consumer-friendly products.

