| 摘要 |
Clevidipine butyrate, O3-(butanoyloxymethyl)-O5-methyl-4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate, is prepared by the alkylation of 4-(2,3-dichiorophenyl)-1,4-dihydro-2,6-dimethyl-5-methoxycarbonyl-3-pyridinecarboxylic acid tetramethylammonium hydroxide, with chloromethyl butyrate.
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