prov:value
| - The following solvents may be used: Water or organic solvents, e.g. alcohols such as methanol, ethanol, n-butanol, methyl glycol, glycol, diglycol, esters such as ethyl acetate, glycol monornethyl ether acetate, ethyl acetoacetate, ethers such as diethylether, tetrahydrofuran, diglymes, dioxane, aniso-le, aldehydes and ketones which may, if desired, take part in the addition as carbonyl components
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