Sodium Hydroxide → sodium;(E)-7-[3-(4-fluorophenyl)-1-propan-2-ylindol-2-yl]-3,5-dihydroxyhept-6-enoate

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Reaction Steps

Fluvastatin methyl ester (3.0 g) was dissolved in acetone (45 ml), a solution of NaOH (0.58 g) in MeOH (8 ml) was added and the mixture was stirred at room temperature for another 3.75 h. The product was isolated by filtration under nitrogen, washed with acetone (40 ml) and dried at 50° C. in a vacuum oven for 21 h to obtain 2.54 g of fluvastatin sodium crystal Form LXVII.

Provenance & Evidence