| http://www.w3.org/ns/prov#value | - The liberation of an amino function from 2,5-dimethylpyrrole is carried out, for example, with hydroxylamine hydrochloride in the presence of a base such as e.g. triethylamine, in a suitable solvent such as an alcohol, such as e.g. methanol, ethanol, propanol or isopropanol or water or mixtures thereof, at temperatures between 0 and 150??? C., but preferably at ambient temperatures between 50 and
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