443308-30-3

Upstream product

• 120-14-9 3,4-dimethoxy-benzaldehyde 
• 39856-08-1 (E)-3,4-dimethoxycinnamic chloride 
• 141-97-9 ethyl acetoacetate 

Downstream Products

• 173933-40-9 (3Z,5E)-6-(3,4-dihydroxyphenyl)-4-hydroxyhexa-3,5-dien-2-one 
• 443308-31-4 (3Z,5E)-6-(3,4-dimethoxyphenyl)-4-hydroxyhexa-3,5-dien-2-one 

Relevant academic research and scientific papers

Synthesis and antioxidant activity of hispolon, a yellow pigment from Inonotus hispidius

Hispolon 5 has been synthesised from veratraldehyde 1, in four steps, with an overall yield of 23%. The spectral data of synthetic 5 are in agreement with those of natural 5. Hispolon shows strong antioxidant and weak antibacterial activities.