278 
Oil  of  Camphor. 
Am.  Jour.  Pharm. 
June,  1889. 
I.  0*116  gin.  subst. 
II.  0-1341  gm.  " 
yielded  0-3745 
"  0-4315 
gm.C02ancl  0-1221  gm. 
gm.  C02  and  0*1409  gm. 
H20. 
H20. 
Calculated  lor  L>10ti1  6. 
Found. 
I. 
II. 
C— 88-23. 
H.— 11-77. 
88-05 
11.69 
87  76 
11  67 
100-00 
99-74 
99-43 
Vapor  density : 
I.  0*1155  gm.  subst.  replaced  21  cc.  air=4*67. 
II.  0.1231  gm.      "       "     22-5  cc.  air=4*65. 
Calculated  for  C10H16==4*71. 
Fraction  G.  175-177°  C,  b.  p.  176°  C. — This  fraction  was  sepa- 
rated without  much  difficulty,  in  large  quantity  and  very  constant. 
It  was  colorless,  strong  pleasant  odor,  resembling  cajeput,  of  sp.  gr. 
0-8824  at  16°  C,  and  strongly  dextro-rotary=  +62°.4. 
The  following  combustions  and  vapor  densities  give  it  the  formula 
I.  0-1635  gm.  subst.  yielded  0*467  gm.  C02  and  0168  gm.  H20. 
II.  0-1684  gm.    "         "    0*4813  gm.  C02and  0*1733  gm.  H20. 
Calculated  for  C10HlsO. 
Found. 
I. 
II. 
C-77  92 
H— 11-69 
0— 10-39 
77-89 
1142 
10  69 
77*94 
1]  44 
10-62 
100-00 
100-00 
100-00 
Vapor  Density  : 
I. — 0*164  gm.  subst.  replaced  26*4  cc.  air  =  5*28. 
II.— 0*1724  gm.  "         "      27*4  cc.  air  =  5*35. 
Calculated  C10H18O  =  5*33. 
Fraction  J. — 180-182°,  b.  p.  180°  C— Fraction  of  oil  boiling  be- 
tween 185-200°  C,  on  repeated  distillation  over  sodium,  gave  a  small 
