Stereochemistry of Molecules in Crystals (part 1, 2)
Stereochemistry of Molecules in Crystals (part 1, 2)
Stereochemistry of Molecules in Crystals (part 1, 2)
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6) cyclooctatrienone<br />
O<br />
O<br />
11.9 kcal / mol<br />
O<br />
hν<br />
hexane<br />
21 days<br />
solution<br />
rac-<br />
31%<br />
Ph<br />
OH<br />
Cl<br />
Cl<br />
Ph<br />
OH<br />
·<br />
2<br />
O<br />
hν<br />
7 days<br />
solid<br />
(S, S)-(-)-<br />
O<br />
(-)-<br />
56%<br />
ee, not determ<strong>in</strong>ed<br />
7) cyclooctadienone<br />
O<br />
O<br />
cycloctadienone<br />
Ph<br />
Cl<br />
Cl<br />
Ph<br />
OH<br />
OH<br />
O<br />
hν<br />
pentane<br />
rac-<br />
O<br />
1 h<br />
solution<br />
·<br />
(S, S)-(-)-<br />
O hν<br />
(-)-<br />
48 h<br />
solid<br />
Tetrahedron Lett. 1988, 653, J. Org. Chem. 1990, 4532.<br />
O<br />
10%<br />
O<br />
78% ee<br />
55%