Highlights from the Synthesis of Gibberellins:
Highlights from the Synthesis of Gibberellins:
Highlights from the Synthesis of Gibberellins:
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H S<br />
H R<br />
H 3C<br />
H<br />
H 3C CH 3<br />
H 3C<br />
OH<br />
H<br />
CH3 13-biosyn<strong>the</strong>sis4.cdx 2/5/04 10:35 PM<br />
H<br />
ent-kaur-16-ene<br />
H<br />
H 3C<br />
H<br />
H<br />
HS CH3 O<br />
ent-kaur-16-en-19-al<br />
Gibberellin Biosyn<strong>the</strong>sis: Stage B<br />
Stage B<br />
ent-kaur-16-en-19-ol<br />
HO 2C<br />
CH 3 H<br />
H<br />
CH 3<br />
CHO<br />
GA 12-aldehyde<br />
biosyn<strong>the</strong>tic progenitor<br />
<strong>of</strong> all gibberellins<br />
same biosyn<strong>the</strong>sis for<br />
fungal or higher order plants<br />
H 3C<br />
H<br />
HO 2C CH 3<br />
H a<br />
H<br />
Hd Hb H c<br />
HO 2C<br />
H<br />
H 3C<br />
H<br />
HO 2C CH 3<br />
CH 3 H<br />
H b<br />
H a<br />
H<br />
H d<br />
Hd Hb O<br />
see next slide<br />
OH