Synthesis, Table of Contents PAPER© Georg Thieme Verlag Stuttgart ˙ New YorkA Straightforward Approach to Substituted 2-(Hydroxymethyl)-2,3-dihydrofuro[2,3-b]pyridines and 3-Hydroxy-3,4-dihydro-2H-pyrano[2,3-b]pyridinesYoussef Hajbia,b, Franck Suzenet*a, Mostafa Khouilib, Said Lazarc, Gérald Guillaumet*aa Institut de Chimie Organique & Analytique, Université d’Orléans, UMR-CNRS 6005, BP 6759, 45067 Orléans, FranceFax: +33(2)38417281; e-Mail: franck.suzenet@univ-orleans.fr; e-Mail: gerald.guillaumet@univ-orleans.fr; b Laboratoire de Chimie Organique & Analytique, Université Sultan Moulay Slimane, BP 523, 23000 Béni Mellal, Moroccoc Laboratoire de Biochimie, Environnement & Agroalimentaire (URAC 36), Université Hassan II Mohammedia-Casablanca, BP 146, 20800 Mohammedia, MoroccoRecommend Article Abstract Buy Article(opens in new window) All articles of this category(opens in new window) Abstract An efficient route to 2-(hydroxymethyl)-2,3-dihydrofuro[2,3-b]pyridines and 3-hydroxy-3,4-dihydro-2H-pyrano[2,3-b]pyridines is reported. The strategy is based on an intramolecular inverse electron demand Diels-Alder reaction starting from 1,2,4-triazines. The hydroxy function comes from the glycidol ring opening with alkynyllithium or alkynylorganoalane. Key words alkynes - cycloadditions - Diels-Alder reactions - fused-ring systems - heterocycles Full Text References References <A NAME="RT21009SS-1A">1a</A> Boger DL. Chem. Rev. 1986, 86: 781 <A NAME="RT21009SS-1B">1b</A> Boger DL. Tetrahedron 1983, 39: 2869 <A NAME="RT21009SS-1C">1c</A> Sauer J. Hetzenegger J. Krauthan J. Sichert H. Schuster J. Eur. J. Org. Chem. 1998, 2885 <A NAME="RT21009SS-1D">1d</A> De Rosa M. Arnold D. Tetrahedron 2007, 48: 2975 <A NAME="RT21009SS-2A">2a</A> De Rosa M. Arnold D. J. Org. Chem. 2009, 74: 319 <A NAME="RT21009SS-2B">2b</A> Xie H. Zu L. Oueis HR. Li H. Wang J. Wang W. Org. Lett. 2008, 10: 1923 <A NAME="RT21009SS-2C">2c</A> Hoogenboom R. Wouters D. Schubert US. Macromolecules 2003, 36: 4743 <A NAME="RT21009SS-2D">2d</A> Boger DL. Hong J. J. Am. Chem. Soc. 2001, 123: 8515 <A NAME="RT21009SS-2E">2e</A> Bodwell GJ. Li J. Angew. Chem. Int. Ed. 2002, 41: 3261 <A NAME="RT21009SS-2F">2f</A> Raw SA. Taylor RJK. J. Am. Chem. Soc. 2004, 126: 12260 <A NAME="RT21009SS-2G">2g</A> Lahue BR. Lo S.-M. Wan Z.-K. Woo GHC. Snyder JK. J. Org. Chem. 2004, 69: 7171 <A NAME="RT21009SS-3A">3a</A> Hajbi Y. Suzenet F. Khouili M. Lazar S. Guillaumet G. Tetrahedron 2007, 63: 8286 <A NAME="RT21009SS-3B">3b</A> Hajbi Y. Suzenet F. Khouili M. Lazar S. Guillaumet G. Synlett 2009, 92 <A NAME="RT21009SS-3C">3c</A> Boger DL. Hong J. Hikota M. Ishida M. J. Am. Chem. Soc. 1999, 121: 2471 <A NAME="RT21009SS-3D">3d</A> Lindsley CW. Layton ME. In Science of Synthesis Vol. 17: Weinreb SM. Thieme; Stuttgart: 2003. p.357-447 <A NAME="RT21009SS-3E">3e</A> Branowska D. Ostrowski S. Rykowski A. Chem. Pharm. Bull. 2002, 50: 463 <A NAME="RT21009SS-3F">3f</A> Sauer J. Heldmann DK. Pabst GR. Eur. J. Org. Chem. 1999, 313 <A NAME="RT21009SS-3G">3g</A> Taylor EC. Macor JE. French LG. J. Org. Chem. 1991, 56: 1807 <A NAME="RT21009SS-3H">3h</A> Taylor EC. Macor JE. J. Org. Chem. 1987, 52: 4280 <A NAME="RT21009SS-3I">3i</A> Taylor EC. Macor JE. Tetrahedron Lett. 1986, 27: 2107 <A NAME="RT21009SS-3J">3j</A> Taylor EC. Macor JE. J. Org. Chem. 1989, 54: 4984 <A NAME="RT21009SS-3K">3k</A> Taylor EC. Pont JL. J. Org. Chem. 1987, 52: 4287 <A NAME="RT21009SS-3L">3l</A> Seitz G. Görge L. Dietrich S. Tetrahedron Lett. 1985, 26: 4355 <A NAME="RT21009SS-3M">3m</A> Buysens KJ. Vandenberghe DM. Toppet SM. Hoornaert GJ. Tetrahedron 1995, 51: 12463 <A NAME="RT21009SS-3N">3n</A> Taylor EC. Macor JE. Tetrahedron Lett. 1986, 27: 431 <A NAME="RT21009SS-3O">3o</A> Taylor EC. Macor JE. Pont JL. Tetrahedron 1987, 43: 5145 <A NAME="RT21009SS-3P">3p</A> Taylor EC. Bull. Soc. Chim. Belg. 1988, 97: 599 <A NAME="RT21009SS-3Q">3q</A> Haenel F. John R. Seitz G. Arch. Pharm. 1992, 325: 349 <A NAME="RT21009SS-3R">3r</A> Frissen AE. Marcelis ATM. Buurman DG. Pollmann CAM. van der Plas HC. Tetrahedron 1989, 45: 5611 <A NAME="RT21009SS-3S">3s</A> Seitz G. Dietrich S. Gorge L. Richter J. Tetrahedron Lett. 1986, 27: 2747 <A NAME="RT21009SS-3T">3t</A> Seitz G. Dietrich S. Arch. Pharm. 1985, 318: 1048 <A NAME="RT21009SS-3U">3u</A> Seitz G. Dietrich S. Arch. Pharm. 1985, 318: 1051 <A NAME="RT21009SS-3V">3v</A> Lipińska T. Branowska D. Rykowski A. Chem. Heterocycl. Compd. 1999, 35: 334 <A NAME="RT21009SS-4A">4a</A> Badarau E. Suzenet F. Finaru A. Guillaumet G. Eur. J. Org. Chem. 2009, 3619 <A NAME="RT21009SS-4B">4b</A> Sammes PG. Taylor JB. Comprehensive Medicinal Chemistry Vol. 6: Pergamon; Oxford: 1990. <A NAME="RT21009SS-4C">4c</A> Lochead A, Jegham S, Galli F, and Gallet T. inventors; WO 9842713. ; Chem. Abstr. 1998, 129, 290127 <A NAME="RT21009SS-4D">4d</A> Van Lommen GRE, Fernandez-Gadea FJ, Andres-Gil JI, and Matesanz-Ballesteros ME. inventors; WO 9505381. ; Chem. Abstr. 1995, 122, 290842 <A NAME="RT21009SS-4E">4e</A> Comoy C. Marot C. Podona T. Baudin ML. Morin-Allory L. Guillaumet G. Pfeiffer B. Caignard DH. Renard P. Rettori MC. Adam G. Guardiola-Lemaitre B. J. Med. Chem. 1996, 39: 4285 <A NAME="RT21009SS-4F">4f</A> Podona T. Guardiola-Lemaitre B. Caignard DH. Adam G. Pfeiffer B. Renard P. Guillaumet G. J. Med. Chem. 1994, 37: 1779 <A NAME="RT21009SS-5">5</A> Kate Dorling E. Öhler E. Mulzer M. Tetrahedron Lett. 2000, 41: 6323 <A NAME="RT21009SS-6A">6a</A> Mincheva ZP. Gao Y. Sato F. Tetrahedron Lett. 1998, 39: 7947 <A NAME="RT21009SS-6B">6b</A> Yamaguchi M. Hirao I. Tetrahedron Lett. 1983, 24: 391 <A NAME="RT21009SS-7">7</A> It should be noted that the cycloaddition reaction for the synthesis of the furopyridines was achievable under open-vessel conditions and reaction times were longer (12 h at 180 ˚C). We recently reported that sealed-tube microwave activation dramatically shortened the reaction times (45 min).³a <A NAME="RT21009SS-8">8</A> Lee HB. Pattarawarapan M. Roy S. Burgess K. Chem. Commun. 2003, 1674 <A NAME="RT21009SS-9">9</A> Trost BM. Ball ZT. Kang E.-J. Org. Lett. 2005, 7: 4911 <A NAME="RT21009SS-10">10</A> Feuvrie C. Blanchet J. Bonin M. Micouin L. Org. Lett. 2004, 6: 2333