in the 1976 synthesis of contertin, a cytotoxic pseudoguianolide natural product. by James Marshall'slab began with the Robinson Annulation product below. What 2 starting materials can be used to make this product? (draw the dicarbonyl and the enone needed) Confertin what's the mechanism of this reaction? trans fer -Draw the proton 8-H as steps too. Use generalized acıd. base Frullanolıde of No 064 ,EHOH refir Roanson annulation ギ

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in the 1976 synthesis of confertin, a cytotoxic pseudoguianolide natural product. by James Marshal's lab began with the Robinson Annulation product below. What 2 starting
materials can be used to make this product? (draw the dicarbonyl and the enone needed)
Confer tin
what's the
mechansm of this reaetion?
trans fer
steps too.
Draw the
Use 8-H as
proton
generalized
acıd.
base
Frullanolıde
No. OE4,EHOH
roflux
Rolanson
annulation
Transcribed Image Text:Chemistry in the 1976 synthesis of confertin, a cytotoxic pseudoguianolide natural product. by James Marshal's lab began with the Robinson Annulation product below. What 2 starting materials can be used to make this product? (draw the dicarbonyl and the enone needed) Confer tin what's the mechansm of this reaetion? trans fer steps too. Draw the Use 8-H as proton generalized acıd. base Frullanolıde No. OE4,EHOH roflux Rolanson annulation
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