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Methane in an Open-Cage [60]Fullerene
被引:61
|作者:
Whitener, Keith E., Jr.
[1
]
Cross, R. James
[1
]
Saunders, Martin
[1
]
Iwamatsu, Sho-ichi
[2
]
Murata, Shizuaki
[2
]
Mizorogi, Naomi
[3
]
Nagase, Shigeru
[3
]
机构:
[1] Yale Univ, Dept Chem, New Haven, CT 06520 USA
[2] Nagoya Univ, Grad Sch Environm Studies, Chikusa Ku, Nagoya, Aichi 4648601, Japan
[3] Inst Mol Sci, Dept Theoret & Computat Mol Sci, Aichi 4448585, Japan
关键词:
FULLERENE C-60;
MOLECULES;
ENCAPSULATION;
H-2;
DERIVATIVES;
WATER;
D O I:
10.1021/ja901383r
中图分类号:
O6 [化学];
学科分类号:
0703 ;
摘要:
An endohedral methane complex of a fullerene, derivative is first synthesized by insertion of a methane molecule through the opening of an open-cage C-60 derivative. The trapped methane is confirmed by NMR spectroscopy and mass spectrometry. Both methane carbon and protons show remarkable upfield shifts in NMR, characteristic of a chemical species in a fullerene cage. CH4 protons appear as one equivalent signal in the H-1 NMR spectrum, suggesting that even methane can rotate in a C-60 cage.
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页码:6338 / +
页数:3
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