Benzyl benzoate manufacturing :

Benzyl benzoate manufacturing : 




Introduction : 

            Benzyl benzoate is one of the important ester widely used in perfumery industry. Benzyl benzoate is extensively usedin medicines, and is an effective for chigger, a tropical flea burrowing into skin. Benzyl benzoate is also widely used in perfumery industry and is particularly valuable as fixative and as a solvent for synthetic musks. At present eight to ten units are manufacturing Benzyl benzoate besides various small sector organisation. With the fast expansion and rapid growth of pharmaceutical and perfumery industry, the prospects of manufacturing these product are very bright in the near future.

Use & Scope :
       
          1. Fixative and solvent for musk in perfume and flavours.
          2. Medicine ( external ) only.
          3. Plasticizer and Miticide.

         The esters characteristics by agreeable odours are use in perfumes, medicine and plasticizers. The ester benzyl benzoate is used as a miticide iodinalid benzoate derivatives especially 2.6 nriodi e - 3 - acetamidobenzonic and 2,4,5, triofic 3 - 5 - diacetamidobenzonic acids.

Raw Material Requirement : 
  
          Benzyl choloride ;             400 kgs.
          Sodium benzoate :             200 kgs.
         Sodium hydroxide:             100 kgs.

Process of Manufacturing :

           In manufacturing Benzyl benzoate , Benzyl choloride is reacted with appropriate acid salt followed by fractionation of the crude product.
           Sodium benzoat is reacted with benzyl chloride in a glass reactor and the temperature is maintained at 100 digri C . At the end of reaction the final product obtained is benzoate. It is washed to remove acids, so it is treated with sodium hydroxide and then fractionally distilled. The yield of benzyl benzoat is about 90 - 92 %.

Equipment Machinery : 

           1.   Reactor with glass lined fitted with motor    1 no
           2.   Steam distillation unit.    1 no.
           3.  Rectification column.    1 no.
           4.  Air compressor,  pumps and motors.
           5.  Mioni boiler 100 kg/hr at  50 psi    1 no.
           6.  Storage and Milling tanks.
          

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