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Volumn 49, Issue 39, 2010, Pages 7086-7088

Synthesis, isolation, and characterization of 1, 1-digrignard and 1, 1-dizincio silanes

Author keywords

Dianions; Grignard reagents; Radicals; Silicon transmetalation

Indexed keywords

DIANIONS; GRIGNARD REAGENT; RADICALS; SILYL RADICAL; TETRA-HYDROFURAN; TRANSMETALATION REACTION;

EID: 77956922995     PISSN: 14337851     EISSN: 15213773     Source Type: Journal    
DOI: 10.1002/anie.201002876     Document Type: Article
Times cited : (18)

References (47)
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    • a) S. Matsubara in The Chemistry of Organozinc compounds (Eds.: Z. Rappoport, I. Marek), Wiley, Chichester, 2006, pp. 641-685
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    • c) I. Marek, Chem. Rev. 2000, 100, 2887-2900
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    • (Eds.: Z. Rappoport, I. Marek), Wiley, Chichester
    • a) The Chemistry of Organomagnesium Compounds, (Eds.: Z. Rappoport, I. Marek), Wiley, Chichester, 2008
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    • (Eds.: Z. Rappoport, I. Marek), Wiley, Chichester
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    • 77956904447 scopus 로고    scopus 로고
    • The synthesis and X-ray crystal structure of 4 is given in the Supporting Information. CCDC 773218 contains the supplementary crystallographic data for this paper. These data can be obtained free of charge from The Cambridge Crystallographic Data Centre via www.ccdc.cam.ac.uk/data-request/cif
    • a) The synthesis and X-ray crystal structure of 4 is given in the Supporting Information. CCDC 773218 contains the supplementary crystallographic data for this paper. These data can be obtained free of charge from The Cambridge Crystallographic Data Centre via www.ccdc.cam.ac.uk/data-request/cif
  • 29
    • 77956901380 scopus 로고    scopus 로고
    • A related 1, 1-dilithiosilane was reported previously, see Ref. [2c].
    • b) A related 1, 1-dilithiosilane was reported previously, see Ref. [2c].
  • 33
    • 77956913888 scopus 로고    scopus 로고
    • 2. For the synthesis and isolation of 5, see the Supporting Information; for the X-ray structure of 5, see
    • Compound 5 is soluble in THF and probably serves as a source of soluble "activated" MgCl2. For the synthesis and isolation of 5, see the Supporting Information; for the X-ray structure of 5, see
  • 35
    • 77956920575 scopus 로고    scopus 로고
    • max = 25°, R = 0.0687 (I > 2σI), wR2 = 0.1942 (I > 2σI), Rw = 0.1538 (all data), GOF = 0.785. CCDC 773214 contains the supplementary crys- tallographic data for this paper. These data can be obtained free of charge from The Cambridge Crystallographic Data Centre via www.ccdc.cam.ac.uk/data-request/cif.
    • Crystallographic data for 1:C40H92Mg2O4Si6, Mr = 854.30, monoclinic, space group C 2/c, a = 19.455(4), b = 14.477(3), c = 20.764(4) Å, β = 109.39(3)°, V = 5399.9(19) Å3, Z = 4, Nonius appa CCD, MoKa radiation (0.71073 Å), 240 K, 2θmax = 25°, R = 0.0687 (I > 2σI), wR2 = 0.1942 (I > 2σI), Rw = 0.1538 (all data), GOF = 0.785. CCDC 773214 contains the supplementary crys- tallographic data for this paper. These data can be obtained free of charge from The Cambridge Crystallographic Data Centre via www.ccdc.cam.ac.uk/data-request/cif.
  • 36
    • 77956893867 scopus 로고    scopus 로고
    • max = 25°, R = 0.0627 (I > 2θI), WR2 = 0.1803 (I > 2σI), Rw = 0.1016 (all data), GOF = 1.223. CCDC 773215 contains the supplementary crystallographic data for this paper. These data can be obtained free of charge from The Cambridge Crystallographic Data Centre via www.ccdc.cam.ac.uk/data-request/cif.
    • Crystallographic data for 2:C40H92Cl4Mg4O4Si6, Mr= 1044.72, monoclinic, space group C 2/c, a = 30.776(6), b = 11.059(2), c = 20.051(4) Å, β = 114.51(3)°, V = 6209(2) Å3, Z = 8, Nonius Kappa CCD, MoKa radiation (0.71073 Å), 240 K, 2θmax = 25°, R = 0.0627 (I > 2θI), WR2 = 0.1803 (I > 2σI), Rw = 0.1016 (all data), GOF = 1.223. CCDC 773215 contains the supplementary crystallographic data for this paper. These data can be obtained free of charge from The Cambridge Crystallographic Data Centre via www.ccdc.cam.ac.uk/data-request/cif.
  • 37
    • 77956908858 scopus 로고    scopus 로고
    • LiCl is a by-product in the reaction of 4 with 5 [Eq. (1)], which probably can not be fully separated from 1. As a result, LiCl is present in the reactions (shown in [Eq. (3)] and in Scheme 1) and it crystallizes with the products, 3 and 8, respectively.
    • LiCl is a by-product in the reaction of 4 with 5 [Eq. (1)], which probably can not be fully separated from 1. As a result, LiCl is present in the reactions (shown in [Eq. (3)] and in Scheme 1) and it crystallizes with the products, 3 and 8, respectively.
  • 38
    • 77956942191 scopus 로고    scopus 로고
    • The synthesis and X-ray crystal structure of 3 is given in the Supporting Information. CCDC 773216 contains the supplementary crystallographic data for this paper. These data can be obtained free of charge from The Cambridge Crystallographic Data Centre via www.ccdc.cam.ac.uk/data-request/cif.
    • The synthesis and X-ray crystal structure of 3 is given in the Supporting Information. CCDC 773216 contains the supplementary crystallographic data for this paper. These data can be obtained free of charge from The Cambridge Crystallographic Data Centre via www.ccdc.cam.ac.uk/data-request/cif.
  • 39
    • 77956914163 scopus 로고    scopus 로고
    • The difference in the 29Si chemical shifts between 1 and 2 results from the cyclic structure of 1. Similar behavior was observed for other cyclic magnesiosilanes.[7b]
    • The difference in the 29Si chemical shifts between 1 and 2 results from the cyclic structure of 1. Similar behavior was observed for other cyclic magnesiosilanes.[7b]
  • 44
    • 77956928231 scopus 로고    scopus 로고
    • The EFR spectrum of 7 is reported in the Supporting Information.
    • The EFR spectrum of 7 is reported in the Supporting Information.
  • 45
    • 77956921437 scopus 로고    scopus 로고
    • The preparation of compound 8 (without complexing LiCl-3THF) was reported previously, see
    • The preparation of compound 8 (without complexing LiCl-3THF) was reported previously, see
  • 47
    • 77956893032 scopus 로고    scopus 로고
    • The synthesis and X-ray crystal structure of 8 is given in the Supporting Information. CCDC 773217 contains the supplementary crystallographic data for this paper. These data can be obtained free of charge from The Cambridge Crystallographic Data Centre via
    • The synthesis and X-ray crystal structure of 8 is given in the Supporting Information. CCDC 773217 contains the supplementary crystallographic data for this paper. These data can be obtained free of charge from The Cambridge Crystallographic Data Centre via www.ccdc.cam.ac.uk/data-request/cif.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.