CHE 303

 

Lab Report

 

 

 

Title: Reduction of a Carbonyl

 

Name:

 

Date:

 

 

Equation:

 

 

 

Table of Physical Constants

 

  

Compound M.W. Density mp bp
C6H5COC6H5 183.0 ----- 47 305
NaBH4 37.83 ----- ----- -----
C6H5CH(OH)C6H5 184.0 ----- 66  297

 

Tabled Amounts of Reactants Used and Amounts of Products Theoretically Possible

 

C6H5COC6H5

NaBH4

HCl

H2O

C6H5CH(OH)C6H5

H3BO3

  NaCl

MW

       183.22

   37.83

36.5

   18

           184.24

   61.8

    58.5

Moles

 

 

 

 

 

 

 

Grams

           

       

 

 

 

 

 

ml

 

 

 

 

 

 

 

 

Fill in the rest of the boxes IN PENCIL before you begin the experiment.  Show the results to your instructor.

 

Calculate the actual yield, and percent yield (W/w%) for your product

 

 

 

 

 

Melting Range for your product:             to                oC