• 1. An aptasensor for the detection of ampicillin in milk using a personal glucose meter
  Xixi Li,Nanwei Zhu,Ruohan Li,Qinpu Zhang Anal. Methods, 2020,12, 3376-3381
• 2. An all-solid-state imprinted polymer-based potentiometric sensor for determination of bisphenol S?
  Rongning Liang,Tanji Yin,Ruiqing Yao,Wei Qin RSC Adv., 2016,6, 73308-73312
• 3. An antimonate pyrochlore (H1.23Sr0.45SbO3.48) for photocatalytic oxidation of benzene: effective oxygen usage and excellent activity?
  Jing Chen,Yu Shao,Danzhen Li J. Mater. Chem. A, 2017,5, 937-941
• 4. An atomistic mechanism for the degradation of perovskite solar cells by trapped charge?
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• 5. An anti-leakage liquid metal thermal interface material
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• Solvents and Organic Chemicals Organic Compounds Lipids and lipid-like molecules Steroids and steroid derivatives Gluco/mineralocorticoids, progestogins and derivatives
• Solvents and Organic Chemicals Organic Compounds Lipids and lipid-like molecules Steroids and steroid derivatives Pregnane steroids Gluco/mineralocorticoids, progestogins and derivatives

Comprehensive Overview of Methylprednisolone 21-Propionate (CAS No. 138804-88-3): Properties, Applications, and Modern Research Insights

Methylprednisolone 21-Propionate (CAS No. 138804-88-3) is a synthetic glucocorticoid ester derivative of methylprednisolone, widely recognized for its anti-inflammatory and immunosuppressive properties. This compound is a corticosteroid prodrug, designed to enhance bioavailability and targeted delivery. Its molecular structure incorporates a propionate ester group at the 21-position, which modulates its pharmacokinetics, making it a subject of interest in pharmaceutical research and dermatological applications.

In recent years, the demand for topical corticosteroids like Methylprednisolone 21-Propionate has surged due to its efficacy in managing skin conditions such as eczema, psoriasis, and allergic dermatitis. Search trends indicate growing user queries like "best corticosteroid for eczema" or "Methylprednisolone 21-Propionate side effects," reflecting public interest in both its therapeutic benefits and safety profile. Researchers are also exploring its potential in combination therapies, particularly with calcineurin inhibitors, to reduce systemic side effects.

The compound's mechanism of action involves binding to glucocorticoid receptors, inhibiting pro-inflammatory cytokines and suppressing immune responses. Unlike its parent compound, methylprednisolone, the 21-propionate modification offers prolonged localized activity, reducing the need for frequent dosing. This aligns with current patient preferences for long-acting formulations, a trend highlighted in searches for "sustained-release corticosteroids."

From a formulation standpoint, Methylprednisolone 21-Propionate is often incorporated into creams, ointments, and lotions. Stability studies emphasize its compatibility with lipid-based carriers, addressing user concerns about "corticosteroid absorption rates." Emerging nanotechnology applications, such as liposomal encapsulation, further enhance its delivery efficiency—a topic gaining traction in academic circles and search queries like "nanocarriers for dermatology."

Quality control of CAS No. 138804-88-3 requires stringent HPLC or LC-MS analysis to monitor impurities, as discussed in pharmacopeial standards. Analytical challenges, such as isomer separation, resonate with professionals searching for "HPLC methods for corticosteroid analysis." Regulatory agencies classify it as a prescription-only drug, underscoring the importance of patient education on proper usage to avoid cutaneous atrophy or adrenal suppression—common concerns in online health forums.

Environmental fate studies of Methylprednisolone 21-Propionate reveal its biodegradability under aerobic conditions, addressing ecological concerns raised by queries like "steroid pollution in waterways." Meanwhile, synthetic advancements focus on green chemistry approaches to reduce solvent waste during production, aligning with the pharmaceutical industry's sustainability goals.

In conclusion, Methylprednisolone 21-Propionate (CAS No. 138804-88-3) represents a critical tool in inflammatory disease management. Its evolving applications—from precision dermatology to advanced drug delivery systems—continue to inspire research and public discourse, as evidenced by search data and peer-reviewed publications. Future directions may explore its role in personalized medicine regimens tailored to genetic profiles, a hotspot in contemporary medical SEO trends.

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