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Volumn 44, Issue 7, 2005, Pages 1084-1088

Atom-transfer radical reactions under mild conditions with [{RuCl 2(1,3,5-C6H3iPr3)}2] and PCy3 as the catalyst precursors

Author keywords

Homogeneous catalysis; Living polymerization; Polymers; Ruthenium

Indexed keywords

CATALYSIS; CATALYSTS; CRYOGENICS; FREE RADICALS; POLYMERIZATION; REACTION KINETICS;

EID: 15444365251     PISSN: 14337851     EISSN: None     Source Type: Journal    
DOI: 10.1002/anie.200462037     Document Type: Article
Times cited : (76)

References (61)
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    • For some recent examples of Ru-catalyzed ATRP reactions see: a) T. Opstal, F. Verpoort, Angew. Chem. 2003, 115, 2982-2985; Angew. Chem. Int. Ed. 2003, 42, 2876-2879;
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    • For some recent examples of Ru-catalyzed ATRP reactions see: a) T. Opstal, F. Verpoort, Angew. Chem. 2003, 115, 2982-2985; Angew. Chem. Int. Ed. 2003, 42, 2876-2879;
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    • 4] was reported to catalyze the controlled polymerization of MMA at 30 °C, but significantly higher catalyst concentrations (MMA/Ru = 200:1) and reaction times (300 h) were required: H. Takahashi, T. Ando, M. Kamigaito, M. Sawamoto, Macromolecules 1999, 32, 6455-6461.
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    • Takahashi, H.1    Ando, T.2    Kamigaito, M.3    Sawamoto, M.4
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    • note
    • Generally, values below 1.0 are observed. Currently, we have no explanation for this discrepancy.
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    • note
    • The initial TOF was calculated from the conversion of MMA per ruthenium atom after 6 h as determined by gas chromatography.
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    • Some copper complexes are also able to catalyze the ATRP of MMA at ambient temperatures, but the catalyst concentrations are generally higher (MMA/Cus ≈ 100:1). See for example: a) D. P. Chatterjee, U. Chatterjee, B. M. Mandal, J. Polym. Sci. Part A 2004, 42, 4132-4142;
    • (2004) J. Polym. Sci. Part A , vol.42 , pp. 4132-4142
    • Chatterjee, D.P.1    Chatterjee, U.2    Mandal, B.M.3
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    • note
    • 3.
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    • University of Göttingen, Göttingen (Germany)
    • -3. Structure solution and refinement by SHELX97 (G. M. Sheldrick, SHELX97, Programs for Crystal Structure Analysis, University of Göttingen, Göttingen (Germany), 1998). H atoms were placed in calculated positions by using the riding model. CCDC-247810 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.
    • (1998) SHELX97, Programs for Crystal Structure Analysis
    • Sheldrick, G.M.1
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    • and references therein
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    • a) L. Bonomo, C. Stern, E. Solari, R. Scopelliti, C. Floriani, Angew. Chem. 2001, 113, 1497-1500; Angew. Chem. Int. Ed. 2001, 40, 1449-1452;
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    • Angew. Chem. Int. Ed. 2004, 43, 1520-1524;
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    • 3 shows similar reactivity: R. Appel, Inorg. Synth. 1986, 24, 107-109.
    • (1986) Inorg. Synth. , vol.24 , pp. 107-109
    • Appel, R.1


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.