343256-47-3

Upstream product

• 343256-46-2 methyl 3-{3,5-dibromo-4-methoxy-2-(O-methoxymethylenoxy)phenyl}2(E)-(hydroxyimino)propanoate 
• 1262963-78-9 (E)-methyl 3-(2-(benzyloxy)-3,5-dibromo-4-methoxyphenyl)-2-((benzyloxy)imino)propanoate 
• 343256-44-0 methyl 2-{(1,1-dimethylethyl)dimethylsilyloxy}-3-{3,5-dibromo-4-methoxy-2-(O-methoxymethylenoxy)phenyl}prop-2-enoate 
• 343256-49-5 3,5-dibromo-2-(O-methoxymethylenoxy)-4-methoxybenzaldehyde 
• 117238-61-6 3,5-dibromo-2-hydroxy-4-methoxy benzaldehyde 
• 673-22-3 2-Hydroxy-4-methoxybenzaldehyde 

Relevant academic research and scientific papers

Total syntheses of subereamollines A and B

The first total syntheses of (+)- and (-)-subereamollines A and B are reported. The enantiomeric forms of the natural products were obtained by preparative chiral HPLC separation of the corresponding racemates.

Approaches to the synthesis of some tyrosine-derived marine sponge metabolites: Synthesis of verongamine and purealidin N

The oxidation of tyrosine ethyl ester (7) with Na2WO4/H2O2 in ethanol, dimethyldioxirane in acetone, or methyltrioxorhenium/H2O2 in EtOH gave the corresponding tyrosine oxime (8) in high yi