﻿416 
  MR 
  HENRY 
  HOW 
  ON 
  MECONIC 
  ACID. 
  

  

  acid 
  amide 
  ; 
  want 
  of 
  material, 
  however, 
  has 
  prevented 
  me 
  as 
  yet 
  from 
  arriving 
  at 
  

   a 
  satisfactory 
  conclusion 
  on 
  this 
  point. 
  

  

  I 
  subjoin 
  a 
  list 
  of 
  the 
  substances 
  described 
  in 
  this 
  paper. 
  

  

  Salts 
  and 
  Compounds 
  of 
  Meconic 
  Acid. 
  

  

  Bibasic 
  meconate 
  of 
  ammonia, 
  dried 
  at 
  212°, 
  HO, 
  2 
  NH 
  4 
  0, 
  C 
  14 
  HO 
  u 
  

  

  Monobasic 
  ... 
  ... 
  ... 
  2 
  HO, 
  NH 
  4 
  0, 
  C 
  14 
  HO, 
  x 
  

  

  crystallised, 
  2 
  HO, 
  NH 
  4 
  0, 
  C 
  14 
  HO 
  n 
  + 
  2 
  aq. 
  

  

  Ethylomeconic 
  acid, 
  ... 
  ... 
  2 
  HO, 
  C 
  4 
  H 
  5 
  C 
  u 
  HO,, 
  

  

  Acid 
  ethylomeconate 
  of 
  baryta, 
  dried 
  at 
  212°, 
  BaO, 
  HO, 
  C 
  4 
  H.O 
  C 
  u 
  HO 
  u 
  

   silver, 
  ... 
  AgO, 
  HO, 
  C 
  4 
  H.O 
  C 
  14 
  HO 
  n 
  

  

  crystallised, 
  AgO, 
  HO, 
  C 
  4 
  H 
  5 
  C 
  u 
  HO 
  u 
  + 
  2 
  aq. 
  

  

  Neutral 
  ... 
  baryta, 
  dried 
  at 
  212°, 
  2 
  BaO, 
  C 
  4 
  H 
  5 
  C 
  u 
  HO 
  u 
  

  

  Meconamidic 
  acid, 
  . 
  ... 
  9 
  HO, 
  C 
  g4 
  H 
  24 
  N 
  7 
  63 
  + 
  6 
  aq. 
  

  

  Meconamidate 
  of 
  ammonia, 
  dried 
  in 
  vacuo, 
  9 
  NH 
  4 
  0, 
  C 
  84 
  H 
  24 
  N 
  7 
  63 
  + 
  3 
  aq. 
  

  

  Meconoetbylomeconic 
  acid, 
  dried 
  at 
  212°, 
  3 
  HO, 
  C 
  u 
  HO 
  n 
  + 
  2 
  HO, 
  C 
  4 
  H 
  5 
  C 
  14 
  H0„ 
  

  

  Biethylomeconic 
  acid, 
  . 
  ... 
  HO, 
  2 
  C 
  4 
  H 
  5 
  0, 
  C 
  14 
  HO 
  n 
  

  

  Biethylomeconate 
  of 
  ammonia, 
  crystallised, 
  NH 
  4 
  0, 
  2 
  C 
  4 
  H 
  5 
  0, 
  C, 
  t 
  HO 
  u 
  

  

  baryta, 
  dried 
  at 
  212°, 
  BaO, 
  2 
  C 
  4 
  H 
  5 
  0, 
  C 
  14 
  HO 
  n 
  

  

  Products 
  of 
  Decomposition. 
  

  

  Comenamic 
  acid, 
  ......... 
  HO, 
  C 
  12 
  H 
  4 
  NO. 
  

  

  Chlorocomenic 
  acid, 
  ......... 
  2 
  HO, 
  C 
  12 
  I 
  „, 
  > 
  O 
  g 
  

  

  Bromocomenic 
  acid, 
  ......... 
  2 
  HO, 
  C 
  12 
  < 
  -^ 
  > 
  O 
  g 
  

  

  