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Unformatted text preview: sp-hybridized, and the bonding is an extended version of that seen in allene. Allene is nonplanar; its two CH 2 units must be in perpendicular planes in order to maximize overlap with the two mutually perpendicular p orbitals at C-2. With one Reference structure C C CH 3 H 3 C H 3 C CH 3 C Mirror image C C CH 3 H 3 C H 3 C CH 3 C Reference structure C C CH 2 CH 3 H 3 C H 3 C H C Rotate 180 8 C C H 3 C H C Mirror image CH 3 CH 2 CH 3 Reoriented mirror image C C H CH 3 C H 3 C CH 2 CH 3 Rotate 180 8 Mirror image C C CH 2 CH 3 H H 3 C CH 3 C Reoriented mirror image C C H CH 3 CH 2 H 3 C CH 3 C 2-Methyl-2,3-hexadiene and Reference structure C C H CH 3 CH 2 H 3 C CH 3 C Mirror image C C CH 2 CH 3 H H 3 C CH 3 C 246 CONJUGATION IN ALKADIENES AND ALLYLIC SYSTEMS...
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This note was uploaded on 09/26/2011 for the course CHM 2210 taught by Professor Reynolds during the Fall '01 term at University of Florida.
- Fall '01
- Organic chemistry