Y. Yamamoto et al.
FULL PAPER
of [Cp*RuCl(cod)] (1.9 mg, 0.005 mmol), allyl methyl carbonate (0.57 mL,
0.005 mmol), and (Me3Si)2O (1.06 mL, 0.005 mmol) as a internal standard
was heated at 608C. After heating for 2.25 h, Et3SiH (1.6 mL, 0.01 mmol)
was added to the solution and continued heating at 608C. The progress
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1
of the reaction was monitored by H NMR (500 MHz).
Spectral data: 1H NMR (500 MHz, C6D6, 258C): [1] d = 1.31 (s, 15H),
1.76 1.79 (m, 4H), 1.86 1.88 (m, 2H), 2.92 2.95 (m, 2H), 3.73 3.75 (m,
2H), 3.96 4.20 (m, 2H); [2a] d = 1.11 (s, 15H), 1.81 (d, J=10 Hz, 2H),
4.00 (d, J=5.5 Hz, 2H), 5.26 5.32 (m, 1H); [2c (tentative)] d = 1.05 (s,
15H), 1.60 (dd, J=11.5, 1.5 Hz, 2H), 3.63 (d, J=6.5 Hz, 2H), 4.18 4.32
(m, 1H) (methoxo peak obscured).
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Acknowledgement
We gratefully acknowledge financial support of Grant-in-Aid from the
Ministry of Education, Science, Sports, and Culture, Japan.
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Received: July 16, 2003 [F5340]
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