An Ab Initio Investigation of the RhI-Catalyzed Hydroboration of CC Bonds: Evidence for Hydrogen Migration in the Key Step
✍ Scribed by Dr. Andrea E. Dorigo; Prof. Dr. Paul von Ragué Schleyer
- Publisher
- John Wiley and Sons
- Year
- 1995
- Tongue
- English
- Weight
- 464 KB
- Volume
- 34
- Category
- Article
- ISSN
- 0044-8249
No coin nor oath required. For personal study only.
✦ Synopsis
Proc~rrlurc 2 A \u\pen~ioii 01 [<'p*Mo(CO),CI,] (207 mg. 0.53 mmol) in CH,CN (30 inL) was kept a t 60 (. for 30 min. NaN, (34 mg, 0.52 mmol) was added to the resulting burgundy ~o l i i r i m aiid the mixture was stirred at 25 C for 30 min (gas evolution und colot-change to purple). The mixture was evaporated to dryness and the residue W;I\ exti-acted with C'H2CI?. After filtration. the solution was layered with a mixture oi' EtiO ( I 5 inL) i i n d pentane ( I 5 mL) dnd cooled slowl) to -35 C. Purple crystals o f 2 0.25 ('H2( I. ((17 ing. 39%) wcre isolated by deciiitiiig off the mother liquor and drling the v h d under vacuiim ' H N M R (CDJI,. 25 C): 6 = 2.52 (5. 3H. N2C'C'//,l. 1.09 (. 30H. Cp*). Analysis for C2> * < H 3 ,