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Volumn 350, Issue 7-8, 2008, Pages 1013-1016

Simply modified chiral diphosphine: Catalyst recycling via non-covalent absorption on carbon nanotubes

Author keywords

Absorption; Asymmetric catalysis; Carbon nanotube; Catalyst recycling; Pyrene

Indexed keywords


EID: 53849131690     PISSN: 16154150     EISSN: 15213897     Source Type: Journal    
DOI: 10.1002/adsc.200700617     Document Type: Article
Times cited : (54)

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    • Mp 152-154°C; [α]D20: +117 (c 1.0, CH2Cl2, 1 H NMR (400 MHz, CDCl3, δ, 8.33 (d, J, 9.2 Hz, 1 H, 8.18-7.97 (m, 7 H, 7.83 (d, J, 7.6, 1 H, 7.40-7.28 (m, 8 H, 7.23-7.10 (m, 12 H, 4.04-3.94 (m, 1 H, 3.86-3.70 (m, 2 H, 3.37 (t, J, 7.2, 2 H, 3.27-3.21 (m, 1 H, 2.92-2.82 (m, 2 H, 2.25-2.19 (m, 2 H, 2.18-2.10 (m, 2 H, 13C NMR (75 MHz, CDCl3, δ, 170.2, 135.5, 135.3, 135.1, 134.9, 134.5, 134.4, 132.5, 130.4, 130.0, 128.8, 128.3, 128.1, 127.9, 127.6, 126.5, 126.3, 125.6, 124.7, 124.0, 123.7, 122.6, 47.6, 47.0, 38.0, 36.3, 32.8, 31.8, 25.5; 31P NMR (121 MHz, CDCl3, δ, 11.57, 11.63; HRMS ESI, m/z, 710.2743, calcd. for C48H42NOP 2, M+H], 710.2736
    • +): 710.2736.
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    • Purchased from Shenzhen Nanotech Port Co. Ltd. Multiwall carbon nanotubes prepared by the chemical vapor deposition method, 3-5 walls, <10 nm diameter, >95% purity, <5% amorphous, <0.2% ash, 5-15 μm length.
    • Purchased from Shenzhen Nanotech Port Co. Ltd. Multiwall carbon nanotubes prepared by the chemical vapor deposition method, 3-5 walls, <10 nm diameter, >95% purity, <5% amorphous, <0.2% ash, 5-15 μm length.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.