397 results on '"Hsung, Richard P."'
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2. ChemInform Abstract: AlCl3-Catalyzed Ring Expansion Cascades of Bicyclic Cyclobutenamides Involving Highly Strained cis,trans-Cycloheptadienone Intermediates.
3. ChemInform Abstract: Highly Torquoselective Electrocyclizations and Competing 1,7‐Hydrogen Shifts of 1‐Azatrienes with Silyl Substitution at the Allylic Carbon.
4. ChemInform Abstract: A Highly Regio‐ and Stereoselective Synthesis of α‐Fluorinated Imides via Fluorination of Chiral Enamides.
5. ChemInform Abstract: Novel Ynamide Structural Analogues and Their Synthetic Transformations
6. ChemInform Abstract: An Approach to Cyclohepta[b]indoles Through an Allenamide [4 + 3] Cycloaddition—Grignard Cyclization—Chugaev Elimination Sequence.
7. ChemInform Abstract: Practical Synthesis of Novel Chiral Allenamides: (R)-4-Phenyl-3-(1,2-propadienyl)oxazolidin-2-one
8. ChemInform Abstract: Stereoselective Synthesis of Isoquinuclidines Through an Aza-[4 + 2] Cycloaddition of Chiral Cyclic 2-Amidodienes.
9. ChemInform Abstract: Synthesis of de novo Chiral γ‐Amino‐ynamides Using Lithiated Ynamides. Observation of a Unique 5‐endo‐dig Cyclization with an Inversion of S‐Center.
10. ChemInform Abstract: A Highly Stereoselective Diels—Alder Cycloaddition of Enones with Chiral Cyclic 2‐Amidodienes Derived from Allenamides.
11. ChemInform Abstract: Synthesis of Cyclopentenimines from N-Allyl Ynamides via a Tandem Aza-Claisen Rearrangement-Carbocyclization Sequence.
12. ChemInform Abstract: Allenamides: A Powerful and Versatile Building Block in Organic Synthesis
13. ChemInform Abstract: A Highly Stereoselective Addition of Lithiated Ynamides to Ellman-Davis Chiral N-tert-Butanesulfinyl Imines.
14. ChemInform Abstract: Assembly of the Southern Macrocyclic Half of (+)‐Spirastrellolide A (V) Through Cyclic Acetal Tethered Ring‐Closing Metathesis and 1,3‐anti‐Mukaiyama‐aldol.
15. ChemInform Abstract: α-Aryl-Substituted Allenamides in an Imino-Nazarov Cyclization Cascade Catalyzed by Au(I).
16. ChemInform Abstract: An Intramolecular [2 + 2] Cycloaddition of Ketenimines via Palladium-Catalyzed Rearrangements of N-Allyl-Ynamides.
17. ChemInform Abstract: Development of an Intramolecular Gassman′s [2 + 2] Cycloaddition.
18. ChemInform Abstract: Introducing a New Class of N-Phosphoryl Ynamides via Cu(I)-Catalyzed Amidations of Alkynyl Bromides.
19. ChemInform Abstract: Asymmetric Aza-[3 + 3] Annulation in the Synthesis of Indolizidines: An Unexpected Reversal of Regiochemistry.
20. ChemInform Abstract: Oppolzer‐Type Intramolecular Diels—Alder Cycloadditions via Isomerizations of Allenamides.
21. ChemInform Abstract: N-Allyl-N-sulfonyl Ynamides as Synthetic Precursors to Amidines and Vinylogous Amidines. An Unexpected N-to-C 1,3-Sulfonyl Shift in Nitrile Synthesis.
22. ChemInform Abstract: A Cyclic Acetal Tethered Intramolecular Diels-Alder Cycloaddition. Studies Directed Toward a Total Synthesis of (.+-.)-Fusidilactone C.
23. ChemInform Abstract: Developing a Diastereoselective Intramolecular [4 + 3] Cycloaddition of Nitrogen-Stabilized Oxyallyl Cations Derived from N-Sulfonyl-Substituted Allenamides.
24. ChemInform Abstract: [4 + 3] Cycloaddition Reactions of Nitrogen‐Stabilized Oxyallyl Cations
25. ChemInform Abstract: Stereoselective 6π-Electron Electrocyclic Ring Closures of 2-Halo-amidotrienes via a Remote 1,6-Asymmetric Induction.
26. ChemInform Abstract: An Efficient Synthesis of de novo Imidates via Aza‐Claisen Rearrangements of N‐Allyl Ynamides.
27. ChemInform Abstract: Aza-[3+3] Annulations. A New Unified Strategy in Alkaloid Synthesis
28. ChemInform Abstract: Copper-Catalyzed Ficini [2 + 2] Cycloaddition of Ynamides.
29. ChemInform Abstract: Ynamides: A Modern Functional Group for the New Millennium
30. ChemInform Abstract: Torquoselective Ring Closures of Chiral Amido Trienes Derived from Allenamides. A Tandem Allene Isomerization-Pericyclic Ring-Closure-Intramolecular Diels-Alder Cycloaddition.
31. ChemInform Abstract: Reactivity of Hindered 1,1-Dimethylbutadienes Towards α,β-Unsaturated Enones.
32. ChemInform Abstract: Sequential 1,2-Addition-Electrocyclic Ring Closures Involving Acyclic α,β-Unsaturated Iminiums: A Formal [3 + 3] Cycloaddition Strategy to Unique Pyranyl Spirocycles.
33. ChemInform Abstract: Formal Cycloaddition Reactions of Vinylogous Amides with α,β-Unsaturated Iminiums. A Strategy for Constructing Piperidinyl Heterocycles.
34. ChemInform Abstract: Lewis Acid Promoted Hetero [2 + 2] Cycloaddition Reactions of Aldehydes with 10-Propynyl-9(10H)-acridone. A Highly Stereoselective Synthesis of Acrylic Acid Derivatives and 1,3-Dienes Using an Electron Deficient Variant of Ynamine.
35. ChemInform Abstract: A Rare Acid-Promoted Elimination of O-Methyl Oximes: A Practical Synthesis of 3-Cyano-4-benzopyrones.
36. ChemInform Abstract: Highly Stereoselective Formal [3 + 3] Cycloaddition Reactions of Chiral Vinylogous Amides with α,β-Unsaturated Iminiums.
37. ChemInform Abstract: Total Syntheses of Pyranoquinoline Alkaloids: Simulenoline, Huajiaosimuline, and (.+-.)-7-Demethoxyzanthodioline.
38. ChemInform Abstract: An Unexpected Ring-Opening of a 2-Pyrone Ring at Low Temperatures. A Mild and Expeditious Synthesis of Novel Coumarins.
39. ChemInform Abstract: Stereoselective trans- and cis-Dihydroxylations of 2H-Pyranyl and Dihydropyridinyl Heterocycles Synthesized from Formal [3 + 3]-Cycloaddition Reactions of α,β-Unsaturated Iminium Ions with 1,3-Dicarbonyl Equivalents.
40. ChemInform Abstract: The First Epoxidations of 1-Amidoallenes. A General Entry to Nitrogen-Substituted Oxyallyl Cations in Highly Stereoselective [4 + 3] Cycloadditions.
41. ChemInform Abstract: The First Stereoselective Ficini-Claisen Rearrangement Using Chiral Ynamides.
42. ChemInform Abstract: Chiral Enamide. Part 1. Epoxidations of Chiral Enamides. A Viable Approach to Chiral Nitrogen-Stabilized Oxyallyl Cations in [4 + 3] Cycloadditions.
43. ChemInform Abstract: The First Successful Base-Promoted Isomerization of Propargyl Amides to Chiral Ynamides. Applications in Ring-Closing Metathesis of Ene-Ynamides and Tandem RCM of Diene-Ynamides.
44. ChemInform Abstract: Highly Substituted 2-Amido-furans from Rh(II)-Catalyzed Cyclopropenations of Ynamides.
45. ChemInform Abstract: Enamide-Benzyne-[2 + 2] Cycloaddition: Stereoselective Tandem [2 + 2]âPericyclic Ring-OpeningâIntramolecular N-Tethered [4 + 2] Cycloadditions.
46. ChemInform Abstract: Thermal Intramolecular [4 + 2] Cycloadditions of Allenamides: A Stereoselective Tandem Propargyl Amide Isomerization-Cycloaddition.
47. ChemInform Abstract: Regio- and Stereoselective Isomerizations of Allenamides: Synthesis of 2-Amido-dienes and Their Tandem Isomerization-Electrocyclic Ring-Closure.
48. ChemInform Abstract: Total Synthesis of Phomactin A (I).
49. ChemInform Abstract: Challenges in the Synthesis of a Unique Mono-Carboxylic Acid Antibiotic, (+)-Zincophorin
50. ChemInform Abstract: Synthesis of Amidines Using N‐Allyl Ynamides. A Palladium‐Catalyzed Allyl Transfer Through an Ynamido—π‐Allyl Complex.
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