56319-06-3

Upstream product

• 123-11-5 4-methoxy-benzaldehyde 
• 93578-37-1 2,3-Bis-(4-methoxy-benzyl)-succinic acid monoethyl ester 
• 93578-32-6 2-[1-(4-Methoxy-phenyl)-meth-(E)-ylidene]-3-[1-(4-methoxy-phenyl)-meth-(Z)-ylidene]-succinic acid 4-ethyl ester 
• 93578-41-7 2,3-Bis-(4-methoxy-benzyl)-succinic acid diethyl ester 

Downstream Products

• 117823-80-0 3,4-Bis-(4-methoxy-benzyl)-dihydro-furan-2-one 

Relevant academic research and scientific papers

Synthesis of 3,4-Bis-dihydro-2(3H)-furanones and 2,3-Bis(m- or p-substituted-benzyl)-butane-1,4-diols.

Stobbe condensation of appropriately substituted aromatic aldehydes with diethyl or dimethyl succinate in the presence of sodium methoxide yields the required starting materials for the synthesis of the title compounds.The diacids (1-4) and half acid-half