252  Philadelphia  College  of  Pharmacy.    { Am lm rn  * 
B — (i)  Describe  the  pure  Cellulose  of  the  U.S.P.,  and  give  its  official  name. 
(2)  What  solvent  for  Cellulose  is  known?  (3)  What  is  the  action  of  strong 
Sulphuric  Acid  upon  Cellulose?  What  of  dilute  Sulphuric  Acid?  What  of 
strong  Nitric  Acid?  (4)  What  pharmaceutical  products  are  obtained  as  the 
result  of  these  several  actions  ?  (5)  What  important  industrial  applications  for 
the  same  products  ? 
C—  (1)  Write  the  structural  formula  for  Acetanilidum,  and  state  to  what  class 
it  belongs.  (2)  Mention  any  other  synthetic  compounds  of  importance  belong- 
ing to  this  class.  (3)  Show  by  formulas  the  difference  between  diphenylamine 
and  phenylene-diamine.  (4)  What  color  tests  in  water  analysis  depend  upon 
the  use  of  these  compounds?  (5)  Give  the  reactions  for  the  formation  of  a 
di-azo  compound  and  the  production  of  a  phenol  from  the  same. 
D — ( 1)  Give  the  official  name  for  phenol,  and  state  its  source  and  properties. 
(2)  What  are  the  pharmacopceial  tests  for  phenol  ?  (3)  What  compound  is  formed 
by  the  action  of  strong  Nitric  Acid  upon  phenol,  and  what  is  the  character  of 
the  compound  thus  formed?  (4)  Name  the  two  isomeric  compounds  C6H4 
(CH3)OH  and  C6H5CH2OH  and  state  how  you  would  establish  the  identity  of 
each.  (5)  Name  the  isomeric  compounds  C6H4(CH3)C1  and  C6H5CH2C1  and 
state  by  what  reaction  you  can  distinguish  between  them. 
E—{i)  What  is  the  exact  chemical  name  and  structural  formula  of  Salicylic 
Acid?  (2)  What  are  its  natural  sources  ?  (3)  Write  the  reactions  for  its  syn- 
thetic formation.  (4)  Name  the  official  salts  and  esters  of  Salicylic  Acid.  (5) 
Give  the  pharmacopceial  tests  for  Salicylic  Acid. 
F—  ( 1)  What  is  the  chemical  distinction  between  an  alkaloid  and  a  glucoside  ? 
(2)  By  what  chemical  tests  do  you  establish  this  difference?  (3)  What  are 
some  of  the  most  important  alkaloidal  reagents?  (4)  What  compounds  are 
indicated  as  the  underlying  substances  in  the  alkaloidal  formulas?  (5)  By 
what  reaction  have  glucosides  been  made  artificially? 
G — (1)  Define  a  terpeue  and  give  a  typical  example,  with  an  account  of  its 
properties.  (2)  What  classes  of  compounds  accompany  the  terpenes  in  their 
occurrence  in  nature?  (3)  Give  examples  of  official  essential  oils  that  do  not 
contain  terpenes.  (4)  Into  what  several  groups  may  resins  be  divided?  Give 
the  distinguishing  characters  of  each. 
//"—Write  the  graphic  formulas  of:   (1)  Tartar  Emetic.    (2)  Phenacetine. 
(3)  Ortho-oxybenzoic  Acid.  (4)  Benzaldehyde.  (5)  Gallic  Acid.  (6)  B- 
Naphthol. 
/ — Give  proper  chemical  names  for  : 
(1)     fOC]8H330  (2)  CH=CH\ 
C3H5    \  OC1PHssO  I  O  (3) 
CH  =  C/  C6H5NH-NH2 
COH 
(4)     (OH  (5)    CH1  (6)  COH 
I  #  S 
(COH  CO  HC  CH 
I  I  II 
C6H5  HC  COH 
\\  / 
CH 
A7"— Examples  in  Proximate  Organic  Analysis. 
