US 9,115,177 B2  12  11  Example 8  Preparation for Micafungin Sodium (Compound of  Formula II)  Example 9  Preparation for Micafungin Sodium (Compound of  Formula II)  Example 10  Preparation for Micafungin Sodium (Compound of  Formula II)  Example 15  Preparation for Micafungin Sodium (Compound of  Formula II)  Preparation for Micafungin Sodium (Compound of  Formula II)  Example 14  Example 11  Preparation for Micafungin Sodium (Compound of  Formula II)  Example 16  Preparation for Micafungin Sodium (Compound of  Formula II)  Example 12  Preparation for Micafungin Sodium (Compound of  Formula II)  Example 17  Preparation for Micafungin Sodium (Compound of  Formula II)  Example 13  Preparation for Micafungin Sodium (Compound of  Formula II)  0.25 g of compound of formula I obtained from Example 1  was dissolved in 20 ml purified water and 20 ml methanol. At  room temperature, 1 mol/L sodium acetate solution was  slowly added dropwise with stirring until the pH achieving  4.5. The product was sampled and analyzed. HPLC purity  was determined as 99.53%.  0.25 g of compound of formula I obtained from Example 1  was dissolved in 20 ml purified water and 20 ml isopropanol.  At room temperature, 0.5 mol/L sodium sulfite solution was  slowly added dropwise with stirring until the pH achieving  5.5. The product was sampled and analyzed. HPLC purity  was determined as 99.48%.  0.25 g of compound of formula I obtained from Example 1  was dissolved in 20 ml purified water and 20 ml n-propanol.  At room temperature, 0.3 mol/L sodium hydrosulfide solu› tion was slowly added dropwise with stirring until the pH  achieving 6.0. The product was sampled and analyzed. HPLC  purity was determined as 99.38%.  0.25 g of compound of formula I obtained from Example 1  was dissolved in 20 ml purified water and 5 ml sec-butanol. At  room temperature, 0.1 mol/L mixture solution of sodium  butyrate and sodium isobutyrate (molar ratio being 1: 1) was  slowly added dropwise with stirring until the pH achieving 4.  The product was sampled and analyzed. HPLC purity was  determined as 99.53%.  0.25 g of compound of formula I obtained from Example 1  was dissolved in 20 ml purified water and 20 ml tert-butanol.  At room temperature, 0.5 mol/L disodium hydrogen phos› phate solution was slowly added dropwise with stirring until  the pH achieving 6.0. The product was sampled and analyzed.  HPLC purity was determined as 99.40%.  0.25 g of compound of formula I obtained from Example 1  was dissolved in 20 ml purified water and 20 ml n-butanol. At  Descriptions hereinbefore are merely preferable examples  and these examples are not to limit the scope of the Invention.  The virtual technical content of the present invention is  broadly defined in the claims sought for protection of the  present invention. Should any technical entity or method  accomplished by anyone else be equivalent to the scope of  protection defined by the present invention, it shall be deemed  as an equivalent substitution, all of which shall be deemed as  encompassed in the scope of claims of the present invention.  0.22 g of compound of formula I from Example 1 was  dissolved in 20 ml purified water and 20 ml methanol. At  room temperature, 0.2 mol/L mixture solution of sodium  propionate and sodium benzoate (molar ratio being 1: 1) was  slowly added dropwise with stirring until the pH achieving  4.0. The product was sampled and analyzed. HPLC purity  was determined as 99.52%.  0.22 g of compound of formula I from Example 1 was  dissolved in 20 ml purified water and 20 ml methanol. At  room temperature, 0.2 mol/L mixture solution of sodium  sorbate and sodium malate (molar ratio being 1: 1) was slowly  added dropwise with stirring until the pH achieving 4.0. The  product was sampled and analyzed. HPLC purity was deter› mined as 99.49%.  0.22 g of compound of formula I from Example 1 was  dissolved in 20 ml purified water and 20 ml methanol. At  room temperature, 0.05 mol/L mixture solution of sodium  bicarbonate and sodium acetate (molar ratio being 1: 1) was  slowly added dropwise with stirring until the pH achieving  4.5. The product was sampled and analyzed. HPLC purity  was determined as 99.54%.  0.22 g of compound of formula I from Example 1 was  dissolved in 20 ml purified water and 20 ml ethanol. At room  temperature, 0.4 mol/L mixture solution of mono sodium suc- cinate, disodium succinate and sodium tartrate (molar ratio  being 1 : 1 : 1) was slowly added dropwise with stirring until the  pH achieving 4.0. The product was sampled and analyzed.  HPLC purity was determined as 99.53%.  room temperature, 0.5 mol/L sodium borate solution was  slowly added dropwise with stirring until the pH achieving  6.5. The product was sampled and analyzed. HPLC purity  was determined as 99.30%. 