Publications by authors named "R O Ham"

The manuscript describes the development of an efficient synthetic route to cinnolines, facilitating faster access to JNJ-8003 related Respiratory Syncytial Virus (RSV) non-nucleoside (NNI) inhibitors. Starting from correctly functionalized aryl halides, a Sonogashira reaction followed by SNAr reaction with hydrazine 1,2-dicabroxylate reagents provided dihydrocinnolines directly via in situ 6-endo-dig cyclization. The dihydrocinnolines were conveniently transformed to corresponding cinnolines in one step.

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Background: Pharmaceutical three-dimensional printing (3DP) technology offers an automated platform that can be utilized to manufacture personalized medicine, improving pharmacotherapy. Although 3D-printed products have entered clinical trials, no costing studies have been performed yet. Cost insights can aid researchers and industry in making informed decisions about the feasibility and scalability of 3DP.

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Purpose: Managed Entry Agreements (MEAs) are agreements between firms and competent authorities for pricing and reimbursement, designed to enable coverage of new medicines while managing uncertainties around their financial impact or performance. Although these agreements can facilitate patient access, their complexity and costs seem to dampen enthusiasm for implementation. Nevertheless, MEAs remain a potential route, particularly for high-cost drugs with uncertain value claims.

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Article Synopsis
  • * Researchers used a technique involving sulfonate functionalized N-heterocyclic carbene (NHC) Ir complexes and a special structural framework called a G-sphere to create these nanoclusters through hydrogen reduction.
  • * The resulting nanoclusters (1.8 ± 0.4 nm) exhibited a narrow size distribution and were highly effective as catalysts for hydrogenating 4-nitrostyrene, showcasing superior selectivity compared to larger, non-encapsulated Ir clusters.
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Article Synopsis
  • * It identifies four key challenges to promoting innovation in SoHO treatments and suggests concrete solutions, emphasizing the need for collaboration, sustainability, and transparency among stakeholders.
  • * The document calls for improved regulatory frameworks that ensure global quality and safety standards for SoHO while encouraging a regulatory environment that respects altruistic donation and enhances accessibility for patients.
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