Boratocarbyne complexes: Li[Mo{≡CB(OMe) 3 }(CO) 2 {HB(pzMe 2 ) 3 }] and [K(18-crown-6)][Mo(≡CBF 2 OMe)(CO) 2 {HB(pzMe 2 ) 3 }] (pz = pyrazol-1-yl)

Hill, Anthony; Shang, Rong

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Boratocarbyne complexes: Li[Mo{≡CB(OMe) 3 }(CO) 2 {HB(pzMe 2 ) 3 }] and [K(18-crown-6)][Mo(≡CBF 2 OMe)(CO) 2 {HB(pzMe 2 ) 3 }] (pz = pyrazol-1-yl)

Date

2012

Authors

Hill, Anthony

Shang, Rong

Publisher

American Chemical Society

Abstract

The successive treatment of [Mo(≡CBr)(CO)2{HB(pzMe2)3}] (1; pz = pyrazol-1-yl) withnBuLi and B(OR)3 (R = Me,iPr) affords, via the lithiocarbyne complex [Mo(≡CLi)(CO)2{HB(pzMe2)3}] (2), the boratocarbynes Li[Mo{≡CB(OMe)3}(CO)2{HB(pzMe2)3}] (R = Me, L