The alkylation of your steel salt of two-hydroxy-five-methoxy benzaldehyde with dimethylsulfate is usually performed in any solvent or blend of solvents where the steel salt has enough solubility and the dimethylsulfate has superior security. For instance, acceptable solvents contain decreased molecular pounds alcohols including methanol, isopropanol or n-butanol; ketones like https://citychems.com/product/buy-2c-e-4-ethyl-25-dimethoxy/