All Stories

  1. Development of a Facile and Inexpensive Route for the Preparation of α-Halobenzopyridines from α-Unsubstituted Benzopyridines

    Article • Heterocycles, January 2015, Japan Institute of Heterocyclic Chemistry

    Dr Osamu Sugimoto

  2. The use of a Mitsunobu reagent for the formation of heterocycles: a simple method for the preparation of 3-alkyl-5-aryl-1,3,4-oxadiazol-2(3H)-ones from carboxylic acids

    Article • Chemical Communications, January 2014, Royal Society of Chemistry

    Dr Osamu Sugimoto

  3. PHOSPHONIUM CHLORIDE AS A NON-VOLATILE CHLORINATING REAGENT: PREPARATION AND REACTION IN NO SOLVENT OR IONIC LIQUID

    Article • Heterocycles, January 2012, Japan Institute of Heterocyclic Chemistry

    Dr Osamu Sugimoto

  4. Preparation and Reaction of Quinolinyl (or Pyridinyl)phosphonium Salts with Base and Pivalaldehyde

    Article • Heterocycles, January 2011, Japan Institute of Heterocyclic Chemistry

    Dr Osamu Sugimoto

  5. The Selective Deiodination of Iodoheterocycles Using the PhSiH3 – In(OAc)3 System

    Article • Heterocycles, January 2010, Japan Institute of Heterocyclic Chemistry

    Dr Osamu Sugimoto

  6. Chemistry of Heteroaryltriphenylphosphonium Iodides: Preparation from Iodoheteroaromatics and Elimination of the Phosphonium Iodide Group Using Basic Solvents

    Article • Heterocycles, January 2009, Japan Institute of Heterocyclic Chemistry

    Dr Osamu Sugimoto

  7. Dehalogenation and Barbier-Type Hydroxyalkylation of π-Deficient Haloheterocycles Using Indium

    Article • Heterocycles, January 2009, Japan Institute of Heterocyclic Chemistry

    Dr Osamu Sugimoto

  8. Indium-mediated dehalogenation of haloheteroaromatics in water

    Article • Tetrahedron Letters, February 2008, Elsevier

    Dr Osamu Sugimoto

  9. Palladium-Catalyzed Coupling Reaction of Haloheteroaromatic Compounds in Water

    Article • Heterocycles, January 2007, Japan Institute of Heterocyclic Chemistry

    Dr Osamu Sugimoto

  10. pH stat studies on bicarbonate secretion in the isolated mouse ileum

    Article • Biomedical Research, January 2007, Biomedical Research Press

    Dr Osamu Sugimoto

  11. Synthesis of N-Chlorodiazinones Using Sodium Hypochlorite Solution

    Article • Letters in Organic Chemistry, August 2006, Bentham Science Publishers

    Dr Osamu Sugimoto

  12. Solvent-Free Reaction Using Phosphonium Salts: Chlorination of Hydroxyheteroaromatics and Dehydration of Primary Amides

    Article • Heterocycles, January 2006, Japan Institute of Heterocyclic Chemistry

    Dr Osamu Sugimoto

  13. Microwave‐Assisted Dehydration and Chlorination Using Phosphonium Salt.

    Article • ChemInform, November 2005, Wiley

    Dr Osamu Sugimoto

  14. Microwave‐Assisted Dehydration and Chlorination Using Phosphonium Salt

    Article • Synthetic Communications, August 2005, Taylor & Francis

    Dr Osamu Sugimoto

  15. An Improved Method for Chlorination of Nitrogen-containing π-Deficient Heteroaromatics Using Triphenylphosphine and Trichloroisocyanuric Acid

    Article • Heterocycles, January 2005, Japan Institute of Heterocyclic Chemistry

    Dr Osamu Sugimoto

  16. Magnesiation of functionalized iodobenzenes at room temperature: clarification of the stability of ethoxycarbonylphenylmagnesium iodides

    Article • Tetrahedron Letters, February 2004, Elsevier

    Dr Osamu Sugimoto

  17. Preparation of Nitrogen-Containing π-Deficient Heteroaromatic Grignard Reagents:  Oxidative Magnesiation of Nitrogen-Containing π-Deficient Halogenoheteroaromatics Using Active Magnesium

    Article • The Journal of Organic Chemistry, February 2003, American Chemical Society (ACS)

    Dr Osamu Sugimoto

  18. The One-Pot Conversion of Pyrimidinone Derivatives into Substituted Pyrimidines Using Diphenylphosphinic Chloride under a Mild Condition

    Article • Heterocycles, January 2003, Japan Institute of Heterocyclic Chemistry

    Dr Osamu Sugimoto

  19. Oxidative magnesiation of halogenopyridines: introduction of electrophilic substituents to the pyridine moiety under the Barbier condition

    Article • Tetrahedron Letters, April 2002, Elsevier

    Dr Osamu Sugimoto

  20. Preparation of a Useful Synthetic Precursor, 2-Substituted 4(3H)-Quinazolinone: Directed Lithiation and N3-Deprotection of 3-t-Butoxycarbonyl-4(3H)-quinazolinone

    Article • Heterocycles, January 2002, Japan Institute of Heterocyclic Chemistry

    Dr Osamu Sugimoto

  21. Application of Phosphonium Salts to the Reactions of Various Kinds of Amides

    Article • Helvetica Chimica Acta, May 2001, Wiley

    Dr Osamu Sugimoto

  22. The tellurium–lithium exchange reaction: selective functionalization of electron-deficient heteroaromatics

    Article • Tetrahedron, March 2001, Elsevier

    Dr Osamu Sugimoto

  23. Novel nikkomycin analogues: inhibitors of the fungal cell wall biosynthesis enzyme chitin synthase

    Article • Bioorganic & Medicinal Chemistry Letters, July 2000, Elsevier

    Dr Osamu Sugimoto

  24. A facile halogenation of some hydroxyheterocycles using triphenylphosphine and N-halosuccinimide

    Article • Tetrahedron Letters, October 1999, Elsevier

    Dr Osamu Sugimoto

  25. Lithiation of 1H-pyrazolo[3,4-d]pyrimidine derivative using lithium alkanetellurolate

    Article • Tetrahedron Letters, March 1999, Elsevier

    Dr Osamu Sugimoto