All Stories

  1. Cytotoxic Dehydroabietylamine Derived Compounds
  2. New derivatives of 11-keto-β-boswellic acid (KBA) induce apoptosis in breast and prostate cancers cells
  3. Synthesis of new boswellic acid derivatives as potential antiproliferative agents
  4. Journey Describing the Cytotoxic Potential of Withanolides: A Patent Review
  5. Quantification of incensole in three Boswellia species by NIR spectroscopy coupled with PLSR and cross-validation by HPLC
  6. Quantification of AKBA in Boswellia sacra Using NIRS Coupled with PLSR as an Alternative Method and Cross-Validation by HPLC
  7. The resveratrol derivatives trans-3,5-dimethoxy-4-fluoro-4′-hydroxystilbene and trans-2,4′,5-trihydroxystilbene decrease oxidative stress and prolong lifespan inCaenorhabditis elegans
  8. Drotaverine - a Concealed Cytostatic!
  9. First Occurrence of a Furano-glycyrrhetinoate and Its Cytotoxicity
  10. A fast and reliable detection of indigo in historic and prehistoric textile samples
  11. Oxidative and reductive transformations of 11-keto-β-boswellic acid
  12. Synthesis and antitumor activity of ring A modified 11-keto-β-boswellic acid derivatives
  13. New antitumor 6-chloropurine nucleosides inducing apoptosis and G2/M cell cycle arrest
  14. Synthesis and Cytotoxic Activity of Pentacyclic Triterpenoid Sulfamates
  15. First total synthesis of piperodione and analogs
  16. Monitoring the Phase Formation of Coevaporated Lead Halide Perovskite Thin Films by in Situ X-ray Diffraction
  17. Sulfamates of methyl triterpenoates are effective and competitive inhibitors of carbonic anhydrase II
  18. Dyes of late Bronze Age textile clothes and accessories from the Yanghai archaeological site, Turfan, China: Determination of the fibers, color analysis and dating
  19. Recent Developments in the Synthesis of Antitumor-active Glycyrrhetinic Acid Derivatives
  20. Convenient and chromatography-free partial syntheses of maslinic acid and augustic acid
  21. β-Nitro substituted carboxylic acids and their cytotoxicity
  22. Gypsogenin Derivatives: An Unexpected Class of Inhibitors of Cholinesterases
  23. Amino derivatives of glycyrrhetinic acid as potential inhibitors of cholinesterases
  24. Betulinic acid and its derivatives: a patent review (2008 – 2013)
  25. Synthesis of Purine Nucleosides fromD-Glucuronic Acid Derivatives and Evaluation of Their Cholinesterase-Inhibitory Activities
  26. Membrane damaging activity of a maslinic acid analog
  27. Microwave-assisted synthesis of novel purine nucleosides as selective cholinesterase inhibitors
  28. The chemical and biological potential of C ring modified triterpenoids
  29. Towards cytotoxic and selective derivatives of maslinic acid
  30. A “natural” approach: Synthesis and cytoxicity of monodesmosidic glycyrrhetinic acid glycosides
  31. Esters and amides of maslinic acid trigger apoptosis in human tumor cells and alter their mode of action with respect to the substitution pattern at C-28
  32. ChemInform Abstract: Resveratrol Derived Butyrylcholinesterase Inhibitors.
  33. ChemInform Abstract: Synthesis and Radical Scavenging Activities of Resveratrol Analogues.
  34. Synthesis and Radical Scavenging Activities of Resveratrol Analogs
  35. A bioassay-driven discovery of an unexpected selenophene and its cytotoxicity
  36. Resveratrol Derived Butyrylcholinesterase Inhibitors
  37. Synthesis of a maradolipid without using protecting groups
  38. ChemInform Abstract: Isolation, Structure, Synthesis and Cytotoxicity of an Unprecedented Flupirtine Dimer.
  39. ChemInform Abstract: Tormentic Acid Derivatives: Synthesis and Apoptotic Activity.
  40. Synthesis of Antitumor-Active Betulinic Acid-Derived Hydroxypropargylamines by Copper-Catalyzend Mannich Reactions
  41. Cytotoxic betulin-derived hydroxypropargylamines trigger apoptosis
  42. Isolation, Structure, Synthesis and Cytotoxicity of an Unprecedented Flupirtine Dimer
  43. Synthesis and Biological Evaluation of Antitumor-Active Arglabin Derivatives
  44. Tormentic acid derivatives: Synthesis and apoptotic activity
  45. Synthesis and biological evaluation of novel (E) stilbene-based antitumor agents
  46. Synthesis and Cytotoxic Activity of Methyl Glycyrrhetinate Esterified with Amino Acids
  47. Alkylidene branched lupane derivatives: Synthesis and antitumor activity
  48. Towards an Efficient Preparation of Hydromorphone
  49. ChemInform Abstract: Synthesis and Biological Evaluation of Antitumor-Active Arglabin Derivatives.
  50. ChemInform Abstract: Conversions at C-30 of Glycyrrhetinic Acid and Their Impact on Antitumor Activity.
  51. ChemInform Abstract: Triterpene/Steroid Glycoconjugates: Natural Occurrence, Synthesis and Biological Activities
  52. ChemInform Abstract: Locking Out Ants - Synthesis and Biological Evaluation of Some Fluorinated Repellents.
  53. Targeting Cancer by Betulin and Betulinic Acid
  54. ChemInform Abstract: An Efficient Synthesis of the Glycosidase Inhibitor 1,6-Dideoxy-6,6-difluoronojirimycin (VII)
  55. A convenient separation of ursolic and oleanolic acid
  56. Does One Keto Group Matter? Structure-Activity Relationships of Glycyrrhetinic Acid Derivatives Modified at Position C-11
  57. Synthesis and antitumor activity of ring A modified glycyrrhetinic acid derivatives
  58. Synthesis and Biological Evaluation of Antitumor-Active Arglabin Derivatives
  59. Conversions at C-30 of Glycyrrhetinic Acid and Their Impact on Antitumor Activity
  60. Locking Out Ants – Synthesis and Biological Evaluation of Some Fluorinated Repellents
  61. ChemInform Abstract: Synthesis and Antitumor Activity of Ring A-Modified Glycyrrhetinic Acid Derivatives.
  62. Synthesis and antimicrobial activity of (E) stilbene derivatives
  63. An Efficient Synthesis of the Glycosidase Inhibitor 1,6-Dideoxy-6,6-difluoronojirimycin
  64. ChemInform Abstract: First Total Synthesis of 3-Epi-calystegin B2.
  65. ChemInform Abstract: A Short Synthesis of Rhaponticin and Its 3′′-Fluoroanalogue via a Wittig/Heck-Mizoroki Route.
  66. Improvement of the Cytotoxicity and Tumor Selectivity of Glycyrrhetinic Acid by Derivatization with Bifunctional Aminoacids
  67. Synthesis and Antitumor Activity of Ring A-modified Glycyrrhetinic Acid Derivatives
  68. ChemInform Abstract: An Alternative and Efficient Route to Chlorophacinone (V).
  69. ChemInform Abstract: Synthesis, Encapsulation and Antitumor Activity of New Betulin Derivatives.
  70. First Total Synthesis of 3-Epi-calystegin B2
  71. A Short Synthesis of Rhaponticin and its 3”-Fluoroanalog via a Wittig/Heck-Mizoroki Route
  72. ChemInform Abstract: Difluorotetrahydropyridothiazinone: A Selective β-Galactosidase Inhibitor.
  73. ChemInform Abstract: Amplification of the Inhibitory Activity and Reversal of the Selectivity of Miglitol by C(2′)-Monofluorination.
  74. An Alternative and Efficient Route to Chlorophacinone
  75. An Alternative and Efficient Route to Chlorophacinone
  76. First Total Synthesis of 3-Epi-calystegin B2
  77. An Efficient Synthesis of the Glycosidase Inhibitor 1,6-Dideoxy-6,6-difluoronojirimycin
  78. Locking Out Ants - Synthesis and Biological Evaluation of Some Fluorinated Repellents
  79. A Short Synthesis of Rhaponticin and its 3''-Fluoroanalog via a Wittig/Heck-Mizoroki Route
  80. Synthesis and Antitumor Activity of Ring A-modified Glycyrrhetinic Acid Derivatives
  81. Synthesis, Encapsulation and Antitumor Activity of New Betulin Derivatives
  82. Synthesis and biological activity of some antitumor active derivatives from glycyrrhetinic acid
  83. Synthesis and antitumour activity of glycyrrhetinic acid derivatives
  84. Synthesis, cytotoxicity and liposome preparation of 28-acetylenic betulin derivatives
  85. Difluorotetrahydropyridothiazinone: A Selective β-Galactosidase Inhibitor
  86. Amplification of the Inhibitory Activity and Reversal of the Selectivity of Miglitol by C(2′)-Monofluorination
  87. Synthesis of an antitumor active endoperoxide from 11-keto-β-boswellic acid
  88. ChemInform Abstract: Methylenation of Aldonolactones.
  89. ChemInform Abstract: Bakers′ Yeast-Mediated Transformations in Organic Chemistry
  90. ChemInform Abstract: Reformatsky-Type Branching of Aldonolactones.
  91. ChemInform Abstract: Chain Elongation of Aldonolactones.
  92. ChemInform Abstract: Samarium Diiodide Promoted Spirolactonization of Cycloalkanones.
  93. ChemInform Abstract: Double Stereodifferentiating Dreiding-Schmidt Reactions
  94. ChemInform Abstract: Convenient Fluoride-Mediated Reactions of Lactones with Silyl Ketene Acetals.
  95. ChemInform Abstract: Biocatalytical Transformations. Part 4. Enantioselective Enzymatic Hydrolyses of Building Blocks for the Synthesis of Carbocyclic Nucleosides.
  96. ChemInform Abstract: Convenient Oxidative Debenzylation Using Dimethyldioxirane.
  97. ChemInform Abstract: Synthesis of Cyclopropyl Carbocyclic Nucleosides.
  98. ChemInform Abstract: Diastereoselective Dimerization of Aldonolactones.
  99. ChemInform Abstract: Synthesis of Racemic Carbocyclic Cyclopropanoid Nucleoside Analogues.
  100. ChemInform Abstract: Convenient Oxidations of Carbohydrate Derived Lactols and of .epsilon.- Hydroxy-β-ketophosphonates.
  101. ChemInform Abstract: Biocatalytical Transformations. Part 6. The 4-Acetamido-cyclopent-2- ene Carboxylate Route Revisited: Synthesis of (+)- and (-)- Aristeromycin.
  102. ChemInform Abstract: First Total Synthesis of a Fluorinated Calystegin.
  103. ChemInform Abstract: Heterocyclic Compounds from Sugars. Part 13. Synthesis of 2- Polyhydroxyalkyl-δ4-1,3,4-Thiadiazolines from Aldoses.
  104. ChemInform Abstract: Synthesis of C-Glycosides from Glycals or Vinylogous Lactones and Trimethylsilyl Ketene Acetals.
  105. ChemInform Abstract: Enantiomerically Pure Cyclopropanoid Nucleoside Analogues: Synthesis and Analysis.
  106. ChemInform Abstract: Synthesis of the Enantiomers of the Antidepressant Tranylcypromine.
  107. ChemInform Abstract: Easy Access to C-Glycosides from Aldonolactones by a Claisen-Type Chain-Extension Reaction.
  108. ChemInform Abstract: Chain Extension of Aldonolactones by Samarium Iodide Mediated Dreiding- Schmidt Reactions and Samarium Assisted Imamoto Reactions.
  109. ChemInform Abstract: Enantioselective Dreiding-Schmidt Reactions: Asymmetric Synthesis and Analysis of α-Methylene-γ-butyrolactones.
  110. ChemInform Abstract: Stereoselective Synthesis of α-Substituted Ulosonic Acids by Magnesio-Reformatsky Reactions.
  111. ChemInform Abstract: Synthesis of N-(2-Phenylcyclopropyl)-Substituted Nucleoside Analogues.
  112. ChemInform Abstract: Synthesis of Difluorocyclopropyl Carbocyclic Homo-nucleosides.
  113. ChemInform Abstract: Preparation of Novel Difluorocyclopropane Nucleosides.
  114. ChemInform Abstract: Allylphosphonates by Heteroanalogous Zinc-Silver/Graphite Mediated Dreiding-Schmidt Reactions.
  115. ChemInform Abstract: Synthesis of Spacered Cyclopropyl Nucleoside Analogues as Potential Antiviral Agents
  116. ChemInform Abstract: Yeast-Mediated Stereoselective Biocatalysis
  117. First Total Synthesis of a Fluorinated Calystegin
  118. Synthesis and biological evaluation of antitumor-active γ-butyrolactone substituted betulin derivatives
  119. ChemInform Abstract: Antitumoractive Endoperoxides from Triterpenes.
  120. Unexpected formation of oxetanes from a geminal difluorinated δ-lactone
  121. Synthesis and biological evaluation of antitumour-active betulin derivatives
  122. Total synthesis of 3,3-difluorinated 1-deoxynojirimycin analogues
  123. ChemInform Abstract: Synthesis of Dimeric Quinazolin-2-one, 1,4-Benzodiazepin-2-one, and Isoalloxazine Compounds as Inhibitors of Amyloid Peptides Association.
  124. Amplification of the inhibitory activity of miglitol by monofluorination
  125. Antitumoractive Endoperoxides from Triterpenes
  126. Synthesis of Dimeric Quinazolin-2-one, 1,4-Benzodiazepin-2-one, and Isoalloxazine Compounds as Inhibitors of Amyloid Peptides Association
  127. A Robust Synthesis of Nε-(Carboxymethyl)-l-lysine (CML)
  128. ChemInform Abstract: Total Synthesis of Calystegine A7.
  129. Total synthesis of calystegine A7
  130. Oxidative transformations of betulinol
  131. A chemoenzymatic approach to (+)-pilocarpine
  132. A Practical Synthesis of Betulinic Acid.
  133. A practical synthesis of betulinic acid
  134. A Novel Long-Chained Acetate in the Defensive Secretion of Thrips
  135. Synthesis of Dimeric Trifluoromethoxyacridine-Derived Pathogen-Inactivating Nucleic Acid Intercalators.
  136. Synthesis of Dimeric Acridine Derived Antivirals.
  137. The (Schiff Base)vanadium(V) Complex Catalyzed Oxidation of Bromide — A New Method for the in situ Generation of Bromine and Its Application in the Synthesis of Functionalized Cyclic Ethers.
  138. Synthesis and Biological Evaluation of a “Natural” Insect Repellent.
  139. Synthesis of pathogen inactivating nucleic acid intercalators
  140. Synthesis of Dimeric Trifluoromethoxyacridine-derived Pathogen-inactivating Nucleic Acid Intercalators
  141. Convenient Access to Substituted Acridines by a Buchwald—Hartwig Amination.
  142. Synthesis of dimeric acridine derived antivirals
  143. The (Schiff base)vanadium(V) Complex Catalyzed Oxidation of Bromide− A New Method for the in situ Generation of Bromine and Its Application in the Synthesis of Functionalized Cyclic Ethers
  144. Synthesis of a natural insect repellent isolated from thrips
  145. Synthesis of Highly Flexible Difluorinated Cyclopropanoid Nucleoside Analogues.
  146. Convenient access to substituted acridines by a Buchwald–Hartwig amination
  147. Synthesis of Flexible Difluorinated Cyclopropanoid Nucleoside Analogues.
  148. Simulated Moving Bed Chromatographic Separation of a Two-Component Steroid Mixture
  149. From a glycal to a [1,3]dioxolan-4-yl ester
  150. Synthesis of cyclopropanoid analogues of N-acyl-muramyldipeptide as potential immunostimulants
  151. Synthesis of cyclopropanoid 2-epi-muramyldipeptide analogues as potential immunostimulants
  152. Synthesis of Cyclopropanoid Nucleoside Analogues Possessing a Flexible Side Chain.
  153. Synthesis of Spacered Nucleoside Analogues Comprising a Difluorocyclopropane Moiety.
  154. Synthesis of α-Substituted 3-Ulosonic Acids from Aldonolactones.
  155. Synthesis of α-substituted 3-ulosonic acids from aldonolactones
  156. Synthesis of Difluorinated Cyclopropanoid Nucleoside Analogues.
  157. Yeast-Mediated Stereoselective Biocatalysis
  158. Synthesis and HPLC-Analysis of N-(2-Phenyl-cyclopropyl)-Substituted Chain Elongated Nucleoside Analogues
  159. Chiral Pool Synthesis of 4a-Substituted Carbocyclic Cyclopentanoid Nucleoside Precursors, II
  160. Chiral Pool Synthesis of 4a-Substituted Carbocyclic Cyclopentanoid Nucleoside Precursors, I
  161. Synthesis of spacered cyclopropyl nucleoside analogues as potential antiviral agents
  162. Preparation of novel difluorocyclopropane nucleosides
  163. Allylphosphonates by Heteroanalogous Zinc-Silver/Graphite Mediated Dreiding-Schmidt Reactions
  164. Molecular Modelling Studies on the Catalytic Mechanism of Candida Rugosa Lipase
  165. Synthesis of difluorocyclopropyl carbocyclic homo-nucleosides
  166. Synthesis of N-(2-Phenyl-cyclopropyI)-Substituted Nucleoside Analogues
  167. Stereoselective synthesis of α-substituted ulosonic acids by magnesio-reformatsky reactions
  168. Enantioselective Dreiding-Schmidt reactions: asymmetric synthesis and analysis of α-methylene-γ-butyrolactones
  169. Easy access to C-glycosides from aldonolactones by a Claisen-type chain-extension reaction
  170. Synthesis of the enantiomer of the antidepressant tranylcypromine
  171. Chain extension of aldonolactones by samarium iodide mediated Dreiding-Schmidt reactions and samarium assisted imamoto reactions
  172. Enantiomerically pure cyclopropanoid nucleoside analogues: Synthesis and analysis
  173. Synthesis of C-glycosides from glycals or vinylogous lactones and trimethylsilyl ketene acetals
  174. Book Review: Introduction to Biocatalysis Using Enzymes and Micro-Organisms. By S. M. Roberts, N. J. Turner, A. J. Willetts, and M. K. Turner
  175. Introduction to Biocatalysis: Using Enzymes and Micro-Organisms. VonS. M. Roberts, N. J. Turner, A. J. Willetts undM. K. Turner. Cambridge University Press, Cambridge, 1995. 195 S., geb. 11.95 £. – ISBN 0-521-43070-4
  176. Heterocyclic Compounds from Sugars, XIII. 1 Synthesis of 2-Polyhydroxyalkyl-Δ4-1,3, 4-Thiadiazolines from Aldoses
  177. Synthesis of racemic carbocyclic cyclopropanoid nucleoside analogues
  178. Biocatalytical transformations—VI. The 4-acetamido-cyclopent-2-ene carboxylate route revisited: Synthesis of (+)- and (−)-aristeromycin
  179. Convenient Oxidations of Carbohydrate Derived Lactols and of ε-Hydroxy-β-ketophosphonates
  180. Fluoride mediated reactions of lactones with silyl ketene acetals
  181. Diastereoselective dimerization of aldonolactones
  182. Convenient oxidative debenzylation using dimethyldioxirane
  183. Synthesis of cyclopropyl carbocyclic nucleosides
  184. Double stereodifferentiating Dreiding-Schmidt reactions
  185. Biocatalytical transformations. IV. Enantioselective enzymatic hydrolyses of building blocks for the synthesis of carbocyclic nucleosides.
  186. Phorbol ester-induced leukotriene biosynthesis and tumor promotion in mouse epidermis
  187. Convenient fluoride-mediated reactions of lactones with silyl ketene acetals
  188. Reaction of pyranoid and furanoid aldonolactones with chloromethyltrimethylsilane-derived reagents
  189. Methylenation of aldonolactones
  190. Baker's yeast mediated transformations in organic chemistry
  191. Chain Elongation of Aldonolactones
  192. Reformatsky-Type Branching of Aldonolactones
  193. Biocatalytical Transformations, III [1] Regioselective Enzymic Deacetylations of Laevoglucosane Triacetate
  194. A new synthesis ofN-acetylneuraminic acid
  195. Biocatalytical transformations II. Enantioselective hydrolysis of N-acetyl-fluoro-phenylalanine-ethylesters by lyophilised yeast
  196. Magnesium- and titanium-induced reductive coupling of carbonyl compounds: efficient syntheses of pinacols and alkenes
  197. Addendum to Article 4
  198. N.M.R. Spectroscopy of Fluorinated Monosaccharides
  199. Graphite-Metal Compounds
  200. Synthesis and Structure of a New 1,5-Anhydro-hex-2-enitol
  201. Synthese mit Graphit-Metall-Verbindungen
  202. Formation of a hexoseptanose by unusual rearrangements of a furanoid glycal
  203. Synthesis of Carbohydrate Derived α-Methylene-γ-lactones by Diasterecseldctive, Low Temperature Reformatsky-Type Reactions
  204. Zur Stereoanalyse von Diastereomeren 5-C-Ethoxycarbonyl-methylen-hexofuranurono-6, 3-lactonen und-3, 6-Anhydrofuranosen
  205. Synthesis and Rearrangement Reactions of C-Alkylidene Carbohydrates
  206. Branching of Ketosugars by Ethyl Trimethylsilyl-Acetate/Tetra-n-Butylammonium Fluoride
  207. A simple and efficient new synthesis of vicinal diols by reductive coupling of carbonyl compounds
  208. Efficient, low temperature Reformatsky reactions of extended scope
  209. 15N- und 11B-NMR-Untersuchungen an 8-gliedrigen Bor-Stickstoff-Sauerstoff-Heterocyclen
  210. A convenient synthesis of 6-amino-6-deoxy- and 6-deoxy-d-glucopyranose
  211. Synthese von enantiomerenreinem (2R)-1-Oxo-2-methyl-oxazin
  212. Aminoalkoholester von Hydroxyboranen, 10. Mitt. Tetracyclin-Bor-Mannich-Basen als potentielle Antitumorwirkstoffe
  213. Stabilitätsuntersuchungen an Bor-Stickstoff-Sauerstoff-Heterocyclen mittels11B-NMR-Spektroskopie
  214. Aminoalkoholester von Hydroxyboranen, IX Salicylamid-Bor-Mannichbasen als potentielle Antitumorwirkstoffe
  215. A facile synthesis of 1,2,-o-isopropylidene-β-L-idofuranurono-6,3-lactone
  216. Beziehungen zwischen klinischen Symptomen, Rauchergewohnheiten und Lungenfunktionswerten bei staubexponierten Personen