344879-67-0

Upstream product

• 74182-00-6 ethyl 2,4-bis-(β-methoxyethoxymethoxy)-6-bromomethylbenzoate 
• 74149-67-0 (E)-3-methyl-2-(trimethylsilyloxy)pent-3-enenitrile 
• 74149-60-3 2-bromomethyl-6-hydroxy-4-methoxy-benzoic acid ethyl ester 
• 71027-65-1 ethyl 2,4-dihydroxy-6-bromomethylbenzoate 
• 497-03-0 2-methylbut-2-enal 
• 74149-66-9 (3E)-2-cyano-1-<2-ethoxycarbonyl-3,5-bis-(β-methoxyethoxymethoxy)phenyl>-3-methyl-2-trimethylsilyloxypent-3-ene 

Downstream Products

• 74149-69-2 2-((E)-1,3-Dimethyl-2-oxo-pent-3-enyl)-4,6-dihydroxy-benzoic acid ethyl ester 
• 74149-68-1 2-<2-ethoxycarbonyl-3,5-bis-(β-methoxyethoxymethoxy)phenyl>-4(E)-4-methylhex-4-en-3-one 

Relevant academic research and scientific papers

Acetogenin Synthesis. Organocopper Reagents, Anions of 1,3-Dithians and of Protected Cyanohydrins as Intermediates in Ketide Side-chain Synthesis

The synthesis is reported of 3-s-butyl-4-methyl-3,6,8-trihydroxy-3,4-dihydroisocoumarin (1a) and 3-(1-methylprop-1-enyl)-4-methyl-3,6,8-trihydroxy-3,4-dihydroisocoumarin (1b) using organocopper reagents and anions of 1,3-dithians for compound (1a), and an