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Volumn 48, Issue 14, 2009, Pages 6329-6331

Chair-Boat Form Transformation of Piperazine-Containing Ligand toward the Preparation of Dirhenium Metallacycles

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EID: 67650465918     PISSN: 00201669     EISSN: None     Source Type: Journal    
DOI: 10.1021/ic900040a     Document Type: Article
Times cited : (35)

References (56)
  • 6
    • 0002670124 scopus 로고    scopus 로고
    • Atwood, J. L, Davies, J. E. D, MacNicol, D. D, Vögtle, F, Eds, Pergamon: Oxford, U.K, Chapter 2, pp
    • (a) Chambron, J.-C.; Dietrich-Buchecker, C.; Sauvage, J.-P. In Comprehensive Supramolecular Chemistry; Atwood, J. L., Davies, J. E. D., MacNicol, D. D., Vögtle, F., Eds.; Pergamon: Oxford, U.K., 1996; Vol. 9, Chapter 2, pp 43-83.
    • (1996) Comprehensive Supramolecular Chemistry , vol.9 , pp. 43-83
    • Chambron, J.-C.1    Dietrich-Buchecker, C.2    Sauvage, J.-P.3
  • 48
    • 67650362984 scopus 로고    scopus 로고
    • Synthesis for 1: A mixture of Re2(CO)10 (65.3 mg, 0.10 mmol, bpp (24.0 mg, 0.10 mmol, and H2dhnq (19.0 mg, 0.10 mmol) in toluene (6 mL) in a 20 mL Teflon flask was placed in a steel bomb. The bomb was placed in an oven maintained at 160 °C for 72 h and then cooled to 25 °C Compound 1 was contained as black crystals and powder that were filtered off, washed with butanol and n-hexane, and then air-dried. Yield: 73.0 mg (69, 1H NMR (400 MHz, DMSO-d6, δ 7.68 (d, 4H, J=4.5 Hz, Hα-Py, 7.07 (s, 4H, dhnq, 6.60 (d, 4H, J=4.5 Hz, H β-Py, 3.78 (d, 4H, J=8.4 Hz, piperazine, 3.44 (d, 4H, J, 8.4 Hz, piperazine, IR (THF, cm-1, v(C≡0) 2016 (sh, 2010 (vs, 1910 (vs, 1890 (vs, FAB-MS: m\z 968.1 (M, Anal. Caled for C 37H28N4O10Re2 1 ·toluene, C, 41.88; H, 2.66; N, 5.28. Found: C, 41.43; H, 2.71; N
    • 2 (2.2.5mesitylene): C, 51.66; H, 4.14; N, 8.53. Found: C, 51.33; H, 4.34; N, 8.44.
  • 49
    • 67650402624 scopus 로고    scopus 로고
    • Crystal data for 1 · toluene and 2 · 2.5mesitylene at 200 K with Mo Kα (λ, 0.71073 Å) radiation. 1·toluene: C37H28N4O10Re2, M =1061.03, monoclinic, P21/n, a, 12.6190(2) Å, b, 11.7120(2) Å, c, 24.5400(4) Å, β, 97.3410(10)°, V, 3597.13(10) Å3, Z, 4. R1, 0.0494 [I > 2σ(I, wR2=0.1359 for all data. 2.2.5mesitylene: C 56.5H54N8O6Re2, M= 1313.48, triclinic, P1, a= 11.285(2) Å, b= 13.528(3) Å, c= 17.562(4) Å, α= 89.21(3)°, β, 88.11(3)°, γ, 85.64(3)°, V=2671.8(9)Å3, Z=2. R1 =0.0383 [I > 2σ[I, wR2, 0.1042 for all data
    • 3, Z=2. R1 =0.0383 [I > 2σ[I)], wR2 = 0.1042 for all data.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.