Complete reductive cleavage of CO facilitated by highly electrophilic borocationsElectronic supplementary information (ESI) available: Experimental procedures, compound characterisation data, NMR spectra and crystallographic data. CCDC 1058783 and 1058784. For ESI and crystallographic data in CIF or other electronic format see DOI: 10.1039/c5cc03504j
The addition of CO to [((R 3 N)BH 2 ) 2 (μ-H)][B(C 6 F 5 ) 4 ] leads to formation of trimethylboroxine ((MeBO) 3 ) and [(R 3 N) 2 BH 2 ][B(C 6 F 5 ) 4 ]. When R = Et, [(Et 3 N)H 2 B(μ-O)B(CH 3 )NEt 3 ][B(C 6 F 5 ) 4 ], is isolated and demonstrated to be an intermediate in the formation of (MeBO) 3 ....
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| Format: | Artikel |
| Sprache: | eng |
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| Zusammenfassung: | The addition of CO to [((R
3
N)BH
2
)
2
(μ-H)][B(C
6
F
5
)
4
] leads to formation of trimethylboroxine ((MeBO)
3
) and [(R
3
N)
2
BH
2
][B(C
6
F
5
)
4
]. When R = Et, [(Et
3
N)H
2
B(μ-O)B(CH
3
)NEt
3
][B(C
6
F
5
)
4
], is isolated and demonstrated to be an intermediate in the formation of (MeBO)
3
.
CO undergoes complete reductive cleavage using highly electrophilic hydride bridged borocations to ultimately yield trimethylboroxine and the boronium salt. |
|---|---|
| ISSN: | 1359-7345 1364-548X |
| DOI: | 10.1039/c5cc03504j |