CONTENTS XVll 



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Sugar of milk or lactine, mucic acid . 755 

 Mushroom sugar, insipid sugar of Thenard, li- 

 quorice sugar . . . 756 

 Manna sugar or mannite . . . 757 

 Gum ..... 758 

 Lignin, suberic acid . . . ib. 

 SECT. II. Products of the fermentation of sugar . 760 

 Ethyl series of compounds . . . 760 

 Alcohol . . . . ib. 

 Ether ..... 763 

 Chloride of ethyl, or hydrochloric ether . 766 

 Mercaptan, &c. . . . . 767 

 Salts of oxide of ethyl . . . 768 

 Sulphovinic acid . . . . 769 

 Theory of etherification . . . 771 

 Nitrous ether, oxalic ether, oxamethane, ura- 



thane, &c. . . . . 774 

 Transformations of bodies containing ethyl, 

 sweet oil of wine, ethionic and isethionic 

 acids, &c. 778 

 SECT. III. Acetyl series of compounds . . . 780 

 Aldehyde, metaldehyde, acetal, &c. . . ib. 

 Aldehydic acid . . . .782 

 Acetic acid, acetic ether, acetates, &c. . ib. 

 SECT. IV. Products of the action of chlorine, bromine and 

 iodine upon ethyl, acetyl and their com- 

 pounds .... 786 

 Oxichloride of ethyl, oxisulphuret, chloroxalic 



ether, &c. , . . ib. 

 Chloral, hydrate of chloral, insoluble chloral . 788 

 Chloracetic acid, bromal, iodal, &c. . . 790 

 SECT. V. Congeners of alcohol of an uncertain constitu- 

 tion ..... 791 

 Olefiant gas, chloride of acetyl, chloroplatinate 



of chloride of acetyl, &c. . . 791 

 SECT. VI. Products of the action of heat upon the acetic 



acid of the acetates 



Acetone ..... 795 



MesityLne, oxide of mesityle, &c. . . 797 



SECT. VII. Arsenical compounds derived from acetyl . 799 



Cacodyl ..... 800 



Alcarsin, alcargen, &c. . . . ib. 



SECT. VIII. Relation between the ethyl and ammonium 



series 803 



