Sodium Hydroxide → HCID 86655532, compound

Participants

Reaction Steps

One mol/L of an aqueous sodium hydroxide solution (9.9 mL) was added dropwise to methanol (100 mL) solution of the compound obtained in Example 146 (2.6 g) at room temperature. The mixture was allowed to stir for 23 hours. The reaction mixture was concentrated to a ⅕ volume, added with water, and made acidic with dilute hydrochloric acid. The crystals precipitated were filtered, and washed with water, to give the captioned compound (2.3 g, 93%).

Provenance & Evidence