74149-64-7

Upstream product

• 74149-60-3 2-bromomethyl-6-hydroxy-4-methoxy-benzoic acid ethyl ester 
• 74149-62-5 2-((E)-1-propenyl)-1,3-dithiane 
• 74149-61-4 2-<2-ethoxycarbonyl-3-(β-methoxyethoxymethoxy)-5-methoxyphenylmethyl>-2-(E-1-methylprop-1-enyl)-1,3-dithian 
• 343620-57-5 ethyl 2-(β-methoxyethoxymethoxy)-4-methoxy-6-bromomethylbenzoate 
• 497-03-0 2-methylbut-2-enal 
• 74149-63-6 (3E)-1-<2-ethoxycarbonyl-3-(β-methoxyethoxymethoxy)-5-methoxyphenyl>-3-methylpent-3-en-2-one 
• 74-88-4 methyl iodide 

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