research Crystal Structure and Synthesis of 17.ALPHA.-Acetoxy-6,7-epoxypregn-4-ene-3,20-dione
A new compound was made that might help treat diseases related to male hormones.
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research Circumventing Mukaiyama oxidation: selective S–O bond formation via sulfenamide–alcohol coupling
A new, efficient method creates sulfinimidate esters from sulfenamides and alcohols without metals.
research Miscellaneous Steroids
The document concludes that scientists created various steroids with different properties, including a more effective semi-synthetic vitamin D.
research Terbinafine levels in serum, stratum corneum, dermis-epidermis (without stratum corneum), hair, sebum and eccrine sweat.
Terbinafine quickly builds up in skin and hair, staying effective for over 3 weeks.
research peri ‐Xanthenoxanthene (PXX): a Versatile Organic Photocatalyst in Organic Synthesis
PXX is an effective and affordable photocatalyst for creating new chemical bonds in organic synthesis.
research Steroid plant hormones: Effects outside plant kingdom
Plant steroid hormones show growth, health, and medicinal benefits in various organisms, including potential for treating diseases.
research New 5?-reductase inhibitors: In vitro and in vivo effects
Four new compounds were more effective than finasteride in treating prostate issues and hair loss, with one being 100 times more active and safe for use.
research Recent advances in oxasteroids chemistry
New methods to make oxasteroids show promise for medical treatments like osteoporosis and breast cancer.
research Evaluation of New Pregnane Derivatives as 5.ALPHA.-Reductase Inhibitor.
New pregnane derivatives are effective at inhibiting an enzyme linked to hair loss and reducing oil gland activity.
research Annurca Apple Polyphenols Protect Murine Hair Follicles from Taxane Induced Dystrophy and Hijacks Polyunsaturated Fatty Acid Metabolism toward β-Oxidation
Annurca apple extract may protect mouse hair from damage by chemotherapy and could help treat hair loss without promoting cancer growth.
research Synthesis and Pharmacological Evaluation of New 16-Methyl Pregnane Derivatives.
New pregnane derivatives were more effective than finasteride at inhibiting a key enzyme for male pattern baldness.
research Synthesis and Pharmacological Evaluation of New Progesterone Esters as 5.ALPHA.-Reductase Inhibitors
Smaller substituents at C-17 enhance the inhibitory activity of progesterone derivatives on 5alpha-reductase.
research Phytochemical studies on traditional herbal medicines based on the ethnopharmacological information obtained by field studies
Over 150 new molecules with biological activities were found in traditional herbal medicines, some with potential for new drug development.
research Synthesis of 11α-hydroxyprogesterone hartens
Researchers successfully made new compounds for hormone level tests, but one attempt led to an unexpected product, correcting a past error.
research Steroid Hormones
Steroid hormones are crucial for body functions and have various medical uses, but their misuse can lead to dependence.
research The First Syntheses of 16β-Chloro- and 16β-Bromo-cyproterone Acetate
Scientists made two new chemicals that might help treat diseases caused by male hormones.
research The promoted synthesis of minoxidil by magnetic nanoparticles of cobalt ferrite(CoFe2O4) as a heterogeneous reusable catalyst
Researchers made minoxidil efficiently using cobalt ferrite nanoparticles as a reusable catalyst.
research Why Do Promising Therapies Stall in Development and How Can We Move Them Forward?
Most drugs fail to reach the market, but understanding their properties and using strategies like early toxicity tests and drug repurposing can help advance their development.
research Industry news
The U.S. soybean industry wanted government help due to foreign competition, while the jojoba industry was growing and expected to stabilize.
research Jojoba Oil: An Updated Comprehensive Review on Chemistry, Pharmaceutical Uses, and Toxicity
Jojoba oil is highly valued for its diverse medicinal and industrial uses.
research Graphene oxide and indole-3-acetic acid cotreatment regulates the root growth of Brassica napus L. via multiple phytohormone pathways
Graphene oxide and indole-3-acetic acid together inhibit root growth in Brassica napus L. by affecting multiple plant hormone pathways.
research Androgenic and anti-androgenic effects of progesterone derivatives with different halogens as substituents at the C-6 position
Different halogens on progesterone derivatives can either block or mimic male hormone effects, depending on their type and amount.
research Polyphenolization:Hair Browning by Phenolic Adhesion,Ambient Oxygen, and Transition Metals
A new hair dye method uses polyphenols and oxidation to create a long-lasting brown color on gray hair.
research Regeneration of Pd/C finasteride synthesis catalyst by extraction-oxidation
The process effectively regenerates the Pd/C catalyst for finasteride synthesis.
research Medicinal Chemistry of Drugs with N-Oxide Functionalities
N-oxides are important in medicine for improving drug properties and targeting.
research Preparation of Finasteride via Oxidative Elimination of 2-Iododihydrofinasteride by Using Peroxydisulfates as Oxidizing Agents
Using K2S2O8 as an oxidizing agent in a specific condition, we can make Finasteride with 96.3% yield and 99.6% purity. This method is also good for other compounds and is environmentally friendly.
research The Oxidative Degradation of Keratin (Wool and Bovine Hair)
Oxidizing agents break down keratin in wool and hair, causing swelling and increased solubility.
research Direct access to novel chromeno-pyrimidine-N-oxides via tandem base catalyzed double nucleophilic addition/dehydration reaction
New method makes important drug ingredients more easily without needing extra purification steps.
research Aromatic C-nitrosation of a bioactive molecule. Nitrosation of minoxidil
Minoxidil reacts to nitrosation 7 times more than phenol, mainly due to its -NH₂ groups, leading to the creation of N-nitrosominoxidil.
research Oxidative Stress and Skin Diseases: The Role of Lipid Peroxidation
Lipid peroxidation worsens skin diseases but may help treat cancer.