RSS-Feed abonnieren
DOI: 10.1055/s-2006-933098
Studies on New Strategies for the Synthesis of Oligomeric 1,2,3-Triazoles
Publikationsverlauf
Publikationsdatum:
20. Februar 2006 (online)
Abstract
Conjugated tetra-1,2,3-triazoles were synthesized by the coupling reaction of terminal alkynes.
Key words
5-iodo-1,2,3-triazole - iodo-1,3-diploar cycloaddition reaction - conjugated tetra-1,2,3-triazoles - Sonogashira reaction
- 1
Fan W.-Q.Katritzky AR. In Comprehensive Heterocyclic Chemistry II Vol. 4:Katritzky AR.Rees CW.Scriven EFV. Elsevier Science; Oxford: 1996. p.1-126 - 2
Alvarez R.Velazquez S.San F.Aquaro S.De C.Perno CF.Karlesson A.Balzarini J.Camarasa MJ. J. Med. Chem. 1994, 37: 4185 - 3
Genin MJ.Allwine DA.Anderson DJ.Barbachyn MR.Emmert DE.Garmon SA.Graber DR.Grega KC.Hester JB.Hutchinson DK.Morris J.Reischer RJ.Ford CW.Zurenco GE.Hamel JC.Schaadt RD.Stapertand D.Yagi BH. J. Med. Chem. 2000, 43: 953 - 4
Brockunier LL.Parmee ER.Ok HO.Candelore MR.Cascieri MA.Colwell LF.Deng L.Feeney WP.Forest MJ.Hom GJ.MacIntyre DE.Tota L.Wyvratt MJ.Fisher MH.Weber AE. Bioorg. Med. Chem. Lett. 2000, 10: 2111 - 5
Katritzky AR.Zhang YM.Singh SK. Heterocycles 2003, 60: 1225 -
6a
Tornφe CW.Meldal M. Peptidotriazoles: Copper(I)-Catalyzed 1,3-Dipolar Cycloadditions on Solid PhaseLebl M.Houghten RA. American Peptide Society and Kluwer Academic Publishers; San Diego: 2001. p.P263-264 -
6b
Tornφe CW.Christensen C.Meldal M. J. Org. Chem. 2002, 67: 3057 -
6c
Rostovtsev VV.Green LG.Fokin VV.Sharpless KB. Angew. Chem. Int. Ed. 2002, 41: 2596 -
6d
Wang Q.Chan TR.Hilgraf R.Fokin VV.Sharpless KB.Finn MG. J. Am. Chem. Soc. 2003, 125: 3192 -
6e
Lober S.Rodriguez-Loaiza P.Gmeiner P. Org, Lett. 2003, 5: 1753 -
6f
Pérez-Balderas F.Ortega-Munoz M.Morales-Sanfrutos J.Hernández-Mateo F.Calvo-Flores FG.Calvo-Asín JA.Isac-García J.Santoyo-González F. Org. Lett. 2003, 5: 1951 -
6g
Krasinski A.Fokin VV.Sharpless KB. Org. Lett. 2004, 6: 1237 -
6h
Kamijo S.Jin T.Huo Z.Yamamoto Y. J. Am. Chem. Soc. 2003, 125: 7786 -
6i
Kamijo S.Jin T.Huo Z.Yamamoto Y. J. Org. Chem. 2004, 69: 2386 -
6j
Appukkuttan P.Dehaen W.Fokin VV.Van der Eycken E. Org. Lett. 2004, 6: 4223 -
7a
Roehri-Stoeckel C.Dangles O.Brouillard R. Tetrahedron Lett. 1997, 38: 1551 -
7b
Wuytswinkel GV.Verheyde B.Compernolle F.Toppet S.Dehaen W. J. Chem. Soc., Perkin Trans. 1 2000, 1337 -
8a
Johnson KE.Lovinger JA.Parker CO.Baldwin MG. J. Polymer Sci., Part B: Polym. Phys. 1966, 4: 977 -
8b
Baldwin MG.Johnson KE.Lovinger JA.Parker CO. J. Polymer Sci., Part B: Polym. Phys. 1967, 5: 803 -
9a
Gillianms Y.Smets G. Makromol. Chem. 1968, 117: 1 -
9b
Gillianms Y.Smets G. Makromol. Chem. 1969, 128: 263 - 10
Ykman P.Labbe G.Smets G. J. Indian Chem. Soc. 1972, 49: 1254 -
11a
Wu YM.Deng J.Fang X.Chen QY. J. Fluorine Chem. 2004, 125: 1415 -
11b
Wu YM.Deng J.Li Y.Chen QY. Synthesis 2005, 1314 -
11c
Deng J.Wu YM.Li Y.Chen QY. Synthesis 2005, 2730 -
12a
L’abbe G.Stappen PV.Toppet S. Tetrahedron 1985, 41: 4621 -
12b
L’abbe G. Ind. Chim. Belg. 1971, 36: 3 - 17
Hay AS. J. Org. Chem. 1962, 27: 3320
References and Notes
3′-Benzyl-5-iodo-3′
H
-[1,4′]-bis-1,2,3-triazolyl-4,5′-dicarboxylic Acid Dimethyl Ester(4a).
Yield 97%; white solid; mp 136-137 °C. 1H NMR (CDCl3): δ = 3.85 (s, 3 H), 4.02 (s, 3 H), 5.27-5.84 (m, 2 H), 6.92-6.98 (m, 2 H), 7.20-7.31 (m, 3 H). IR: 732, 1071, 1252, 1612, 1726, 1738, 3002 cm-1. MS: m/z (%) = 440 (1) [M - 28]+, 341 (4), 254 (30), 216 (20), 142 (26), 91 (100), 65 (6). Anal. Calcd for C15H13IN6O4: C, 38.48; H, 2.80; N, 17.95. Found: C, 38.61; H, 2.68; N, 18.19.
5-Iodo-3′-(2,2,3,3-tetrafluoropropyl)-3′
H
-[1,4′]-bis-1,2,3-triazolyl-4,5′-dicarboxylic Acid Dimethyl Ester (4b).
Yield 75%; white solid; mp 117-118 °C. 1H NMR (CDCl3): δ = 3.91 (s, 3 H), 4.05 (s, 3 H), 4.85-4.95 (m, 1 H), 5.05-5.15 (m, 1 H), 5.88 (tt, J
1 = 2 Hz, J
2 = 53 Hz, 1 H). 19F NMR (CDCl3): δ = -135.32 (dd, J
1 = 53 Hz, J
2 = 53 Hz, 2 F),
-118.95 (td, J
1 = 14 Hz, J
2 = 39 Hz, 2 F). MS: m/z (%) = 365 (2) [M - 127]+, 240 (100), 182 (58), 168 (22), 51 (43), 42 (36). IR: 996, 1227, 1523, 1616, 1734, 2967, 3006 cm-1. Anal. Calcd for C11H9F4IN6O4: C, 26.85; H, 1.84; N, 17.08. Found: C, 26.84; H, 1.90; N, 16.95.
The crystal data of 7d has been deposited at the Cambridge Crystallographic Data Centre and allocated; the deposition number is CCDC 294495. Crystal system, space group: triclinic, P-1. Unit cell dimensions: a = 9.6157 (14) Å, b = 13.262 (2) Å, c = 14.903 (2) Å, α = 66.689 (2)°, β = 75.647 (3)°, γ = 80.962 (3)°; volume: 1687.2 (4) A3; Z, calcd density: 4, 1.937 mg/m3; absorption coefficient: 1.972 mm-1; F(000): 952; crystal size: 0.232 × 0.135 × 0.092 mm; theta range for data collection: 1.52-25.50°; completeness to θ = 25.50, 97.5%; data/restraints/parameters: 6121/3/474; goodness-of-fit on F 2: 1.089; final R indices [I > 2σ(1)]: R1 = 0.0831, wR2 = 0.2804; R indices (all data): R1 = 0.1018, wR2 = 0.2921; largest diff. peak and hole: 2.191 and -0.919 e A-3
15Compound 11: yield 78%; yellow solid; mp 190-191 °C. 1H NMR (CDCl3): δ = 5.67 (s, 4 H), 7.36-7.50 (m, 16 H), 8.07-8.13 (m, 4 H). IR: 700, 739, 774, 911, 1345, 1455, 3030 cm-1. MS: m/z (%) = 517 (7) [M+], 311 (39), 221 (33), 170 (100), 91 (10), 77 (27), 57 (55). Anal. Calcd for C34H24N6: C, 79.05; H, 4.68; N, 16.27. Found: C, 78.79; H, 4.63; N, 16.30.
16Compound 12: yield 81%; white solid; mp 206-207 °C. 1H NMR (CDCl3): δ = 5.45 (s, 4 H), 5.70 (s, 4 H), 6.96-7.11 (m, 20 H), 7.31-8.43 (m, 10 H). 13C NMR (CDCl3): δ = 53.03, 53.54, 68.54, 85.29, 119.51, 122.35, 127.08, 127.69, 127.73, 128.20, 128.51, 128.59, 129.07, 130.43, 133.59, 134.52, 139.91, 147.43. IR: 696, 726, 1227, 1456, 1496, 3032 cm-1. MS (MALDI): m/z = 1.9 [M + 1]+. HRMS: m/z calcd for C52H38N12: 830.3357; found: 830.3337.