上游原料
2,5-Dimethoxybenzaldehyde1,4-dimethoxybenzene; 4-methoxyphenyl methyl ether(2,5-dimethoxyphenyl)methanol2-(bromomethyl)-4-methoxyphenyl methyl ether; 2-(bromomethyl)-1,4-dimethoxybenzene(2,5-dimethoxybenzyl)(triphenyl)phosphonium bromidemethyl 5-formyl-2-hydroxybenzoate5-Formylsalicylic acid; 5-formyl-2-hydroxybenzoic acidmethyl 5-[(E)-2-(2,5-dimethoxyphenyl)ethenyl]-2-hydroxybenzoate2,5-Dimethoxybenzaldehyde1,4-dimethoxybenzene; 4-methoxyphenyl methyl ether(2,5-dimethoxyphenyl)methanol2-(bromomethyl)-4-methoxyphenyl methyl ether; 2-(bromomethyl)-1,4-dimethoxybenzenemethyl 5-formyl-2-hydroxybenzoate5-Formylsalicylic acid; 5-formyl-2-hydroxybenzoic acidmethyl 5-[(E)-2-(2,5-dimethoxyphenyl)ethenyl]-2-hydroxybenzoatedimethyl phosphonatedimethyl 2,5-dimethoxybenzylphosphonate
