﻿532 Mr. F. Burden on the Boiling-points of Organic Bodies. 

 Table K.— Anhydrides. 



Name. 



Formula. 



Specific 

 gravity. 



Velocity 

 atO°. 



Boiling- 

 point. 



Velocity 



atboiling- 



point. 



Acetic anhydride . . . 

 Propionic anhydride 

 Butyric anhydride . . . 

 Valeric anhydride ... 

 Caprylic anhydride 



C 4 H 6 O 3 

 C 6 H io 3 



C 8 H I4 3 

 C 10 H 18 O 3 



C 16 H 30 O 3 



51 

 65 

 79 

 93 

 135 



845 

 750 

 680 

 627 

 520 



137 

 169 

 190 

 215 

 290 



1270 

 1218 

 1155 

 1121 

 1071 



Mean velocity 1167 feet per second. 



Table L. — Aldehydes. 



Acetic aldehyde 



Propionic aldehyde 

 Butyric aldehyde ... 

 Valeric aldehyde ... 

 (Enanthylic aldehyde 

 Caprylic aldehyde ... 

 Rutic aldehyde 



C 2 H 4 



22 



1290 



21 



C 3 H 6 



29 



1124 



55 



C 4 H 8 



36 



1008 



68 



C 5 H 10 O 



43 



922 



90 



C 7 H 14 



57 



801 



155 



C 8 H 16 



64 



756 



171 



C jo H 2o 



78 



692 



230 



1389 

 1351 

 1260 

 1226 

 1255 

 1226 

 1276 



Table M. — Alcohols. 



Methyl alcohol 

 Ethyl alcohol.. 

 Propyl alcohol 

 Butyl alcohol . . 

 Amyl alcohol . . 

 Hexyl acohol . . 

 Heptyl alcohol 

 Octyl alcohol . . 



C H 4 



16 



1512 



o 



61 



C 2 H 6 



23 



1264 



78 



C 3 H 8 



30 



1099 



m 



C 4 H 10 



37 



996 



109 



C 5 H 12 



44 



909 



130 



C 6 H 14 



51 



845 



148 



C^H^O 



58 



794 



178 



C 8 H 18 



65 



750 



182 



1848 

 1623 

 1488 

 1392 

 1300 

 1304 

 1307 

 1251 



Table N. — Acids. 



Formic acid ... 



Acetic acid 



Propionic acid 

 Butyric acid ... 

 Valeric acid ... 

 Caproic acid . . . 

 (Enanthylic acid 

 Caprylic acid . . . 

 Pelargonic acid 



C H2 O 2 

 C 3 H 4 O 2 

 C 3 H 6 O 2 

 C 4 H 8 O 2 

 C 5 H 10 O 2 



C 6 H 12 2 

 C 7 H H 2 



C 8 H 16 2 

 C 9 H 18 O 2 



23 

 30 

 37 

 44 

 51 

 58 

 65 

 72 

 79 



1264 



996 

 909 

 845 

 794 

 750 

 713 

 680 



100 

 116 

 142 

 156 

 175 

 198 

 218 

 236 



1726 

 1567 

 1516 

 1377 

 1387 

 1370 

 1350 

 1326 

 1330 



Mean velocities. 



Paraffins 1138 feet per second. 



defines 1155 



Other hydrocarbons 1 1 82 



Aromatic hydrocarbons... 1243 



Simple ethers 1131 



Methylic ethers 1185 



Ethylic ethers 1140 



Other ethers 1125 



Compound ethers 1123 



Anhydrides 1167 



