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Chatani, N., Science of Synthesis, (2001) 1, 937.
Ruthenium–arene complexes have been widely used in the preparation of a wide range of ruthenium complexes and have also been used as catalysts because of their high activity for the hydrogenation of alkenes and ketones. Complex 1 has been reported to catalyze the hydrogenation of alkenes.[20] Other ruthenium–arene complexes, including [RuCl(H)(η6-C6Me6)(PPh3)] (18), also have high catalytic activity for the hydrogenation of alkenes even benzene under mild reaction conditions, as well as for the transfer hydrogenation of alkenes with secondary alcohols.[21] [RuCl(H)(η6-C6Me6)(PPh3)] (18) is prepared from the reaction between [RuCl2(η6-C6Me6)(PPh3)] (17) and sodium borohydride (or LiAlH4) in tetrahydrofuran, or by heating 17 with aqueous sodium carbonate in propan-2-ol (Scheme 13).[21] It can also be prepared directly from [Ru2(μ-Cl)2Cl2(η6-C6Me6)2] (3) by heating with a threefold excess of triphenylphosphine and anhydrous sodium carbonate in propan-2-ol (Scheme 13).[22,23]
Meeeee 88 Meeeeeeeeee ee [MeMe(M)(η8-M8Me8)(MMe8)][88–88]
Meeeeeeee ee [Me8(μ-Me)8Me8(η8-M8M8)8] (8) eeee 8,8′-eee(eeeeeeeeeeeeeeeee)-8,8′-eeeeeeeeee (MMMMM) ee eeeeeee eee eeeeeeeeeeeeeee eeeee eee eeeeeeee eeeeeeeee(MM)–MMMMM eeeeeee 88,[88] eeeee, ee eeeeeeeee eeee eeeeee(M) eeeeeeeeeeeeeeeee ee eeeeeeeeeeeeeee, eeeee ee eee eeeeeeeeeeeee eeeeeeee eeeeeee 88 (Meeeee 88). Mee eeeeeeeee ee 88 eee eeee eeeeeeeee ee M-eee eeeeeeee.[88]
Meeeee 88 Meeeeeeeeee ee e Meeeeeeee(MM)–MMMMM Meeeeee[88]
Meeeeee 88 eeeee e eeee eeeee ee eeeeeeeee eeeeeeee eee eee eeeeeeeeee eeeeeeeeeeeee ee α- eee β-eeeeeeeeeeeeee eeeeeee, eee eee eee eeeeeeeeeeeee ee eeeeeeeeeeeeee eeeeeee (Meeeee 88).[88]
Meeeee 88 Meeeeeeeee Meeeeeeeeeeee ee Meeeeeeeeeeeee Meeeeee eee Meeeeee Meeeeeeee ee 88[88]
Meeeeeeee(MM)–eeeee eeeeeeeee eee eeeee eeee ee eeeeeeee eeeeeeeeee eee e eeeeeee ee eeeeeeeee eeeeeeeee ee eeeeeee. Mee eeeeeee, eee eeeeeeee ee eeeeeeee eeeee ee eeeeeeee eeeeeee ee eeeeeeeee ee 88 (Meeeee 88).[88] Meeeeeee e eeeeeee ee eeeeeeeee eeeeeeeee eee eeeeee eee eeee eeeeeeeeeeeeee, eeeee eeeeeeeee ee eee eeeeee [MeMe8(η8-eeeee)(MMe8)] eeee eeee eeeee ee ee eeeeeeee eeeeeeee eeeeeeeeee.
Meeeee 88 Meeeeeeee-Meeeeeeee Meeeeeee ee ee Meeeee eeee Meeeee Meeeeee eee ee Meeee[88]
Mee eeeee eeeeeee ee eeeeeee eee M-eeeeee. Me eeeeeee eee eee eeeeeeee eeeeeeeeeeeeeeee eee eeeeeeeeeeeeeee eee eee eeeeeeee ee eee eeeeeeeee ee eee eeeeeeee eeeeee, e eeeeeeeee–eeeeeeeeee eeeeeee eee eeee eeeeeeee ee eee eeeeee eeeeeeeee eeeeeee. Meeeee, eeeeeeeeeeeeee eeeeeeee ee e eeeeeeee eeeeee eeee e eeeeeee eeee ee 88 ee ee eeeeeee ee eee eeeeeeee ee eeeeee eeeeeeeeeeeeeeeeeee eeeee e eeeeeeee eeeeeeeeeeeee eeeeeee, e.e. 88 eeeeee ee eee eeeeeeee ee eeeeeeee ee eee eeeeeeeee eeeeeeeee eeeeeeeeee eeeeeee (Meeeee 88).[88] Meeeeeeee–eeeee eeeeeeeee eeee eeeeeeee eee eeeeeeee ee eeeeeeeeee eeeee ee eeeeeee.[88]
Meeeee 88 Meeeeeeeeee ee Meeeeeeee–Meeeeee Meeeeeeee[88]
Meeeeeeee–eeeee eeeeeeeee eeee eeee eeeee ee eeeeeeee eee eeeeeeeee ee e eeeeeee ee eeeeeee eee eeeeeee. Meeeeeeeee eeeeeeee eee eeeeeeeee ee eee eeeeeeee eeeeeee eeee eeeeeeeee–eeeeee eee –eeeeee eeeeeeeee (Meeeeeee 8.8.8.8 eee 8.8.8.8, eeeeeeeeeeee).
References
[20] | Meeee, M.; Meeee, M., Meeeeeeeeee, (8888) 88, 8888. |
[21] | Meeeeee, M. M.; Meeee, M.-M.; Meeeee, M. M., M. Meee. Mee., Meee. Meeeee., (8888), 888. |
[22] | Meeeeee, M. M.; Meeee, M.-M.; Meeeee, M. M., M. Meeeeeeee. Meee., (8888) 888, 888. |
[23] | Meeeeee, M. M.; Meeee, M.-M.; Meeeee, M. M., M. Meeeeeeee. Meee., (8888) 888, M88. |
[24] | Meeeeee, M.; Meeeee, M.; Meee, M.; Meeeeeeee, M.; Meeeee, M.; Meeeeeeeeee, M.; Meee, M.; Meee, M.; Meeeeeee, M.; Meeeeeeee, M.; Meeeee, M., M. Mee. Meee., (8888) 88, 8888. |
[25] | Meeé, M.; Meeeee, M.; Meeeeee, M.; Meeeeee, M. M., M. Mee. Meee., (8888) 88, 8888. |
[26] | Me Meeee, M.; Meeeeee, M.; Meeeeee, M. M., Meeeeeeeeeeeeee, (8888) 88, 8888. |
[27] | Meeeeee, M.; Meeeee, M.; Meeeeee, M. M., M. Mee. Meee., (8888) 88, 888. |
Meeeeee Meeeeeeeeee
- 8.Meeeee-Meee, (8888) M 88-8, 88.
- 8.Meeeee-Meee, (8888) 88/8e, 888.