123 



TABLE 121.— DENSITIES AND MELTING AND BOILING POINTS OF 

 ORGANIC COMPOUNDS (continued) 



Substance 



Chemical 

 formula 



Density 



g/cm 3 



Temp. 

 °C 



Melting 



point 



"C 



Boiling 



point 



°C 



Pressure 1 atm 



unless 



otherwise 



stated 



Acetylene GH 2 



Allylene GH 4 



Ethylacetylene C4H6 



Propylacetylene GH 8 



Butylacetylene C 6 Hi 



Amylacetylene GH, 2 



Hexylacetylene GHh 



Undecylidene 



Dodecylidene 



Tetradecylidene 



Hexadecylidene 



Octadecylidene 



Monatomic alcohols 



Methyl alcohol CH 3 OH . 



Ethyl alcohol GH 5 OH 



Propyl alcohol GH 7 OH 



Butyl alcohol GH e OH 



Amyl alcohol GH„OH 



Hexyl alcohol GH 13 OH 



Heptyl alcohol GH IS OH 



Octyl alcohol GH„OH 



Nonyl alcohol GH,,OH 



Decyl alcohol C.oHnOH 



Undecyl alcohol .... G1H23OH 



Dodecyl alcohol G.HmOH 



Tridecyl alcohol G3H27OH 



Tetradecyl alcohol . . G4H29OH 



Pentadecyl alcohol . . GsH^OH 



Cetyl alcohol GeH M OH 



Octadecyl alcohol .. GsH 3 70H 



Acetylene series : GH21.-2. Normal compounds only 



.613 

 .660 

 .668 

 .722 



.738 

 .770 



.810 

 .806 

 .804 

 .802 



+ 



80 

 13 











13 

 



9 



6.5 

 20 

 30 



- 81.8 

 -104.7 

 —130 



- 95 

 -150 



- 70 



+ 



9 



6.5 

 20 

 30 



83.6 



27.5 



18.5 



40 



71.5 



110.5 



125 



213 



105 



134 



160 



184 



15 mmHg 



G1H211+1OH. 



. .792 



. .789 



. .804 



. .810 



. .817 



. .820 



. .817 



. .827 



. .828 



. .829 



. .833 



. .831 



. .822 



. .824 



! .798 



, .812 



Normal compounds only 



20 

 20 

 20 

 20 

 20 

 20 

 22 

 20 

 20 

 20 

 20 

 20 

 31 

 38 



79 



59 



- 97.8 

 -117.3 

 —127 



- 89.8 



- 78.5 



- 51.6 



- 34.6 



- 16.3 



- 5 

 7 



19 



24 



30.5 



38 



46 



49.3 



58.5 



+ 

 + 



Alcoholic ethers : GH21H.2C) 



Dimethyl ether GH 8 



Diethyl ether GH, O 



Dipropyl ether GH, 4 



Di-n-butyl ether ... C»H„0 

 Di-sec-butyl ether . . " 

 Di-iso-butyl ether . . " 



Diamyl ether GoH 22 



Di-iso-amyl ether . . " 



Dihexyl ether G 2 H 26 



Diheptyl ether G4H30O 



Dioctyl ether GeHwO 



Ethyl-methyl GH 8 



-propyl GH, 2 



" -isopropyl .... " 



" -n. butyl GH„0 



-iso-butyl " 



" -iso-amyl GH ]6 



-n. hexyl GHisO 



-n. heptyl GH 20 O 



" -n. octyl GoH 2S 



.6606 



.714 



.747 



.769 



.756 



.762 



.774 



.783 



.815 

 .820 



20 

 20 

 20 

 20 

 21 

 20 

 20 

 12 





 



—138 

 — 116.3 

 —122 



Ethyl ethers: GH^O 



.73 



.747 



.745 



.752 



.751 



.764 



.63 



.790 



.794 



20 

 20 

 

 20 

 20 

 18 



16 

 17 



<— 79 



64.5 

 78.5 

 97.8 



117.7 



137.9 



155.8 



175.8 



194 



215 



231 



146 



259 



156 



167 



344 



210.5 



- 24.9 

 + 34.5 

 89 

 149 

 121 

 122.5 

 190 

 172.2 

 208.8 

 260 

 291.8 



+ 



7.9 



61.4 



54 



91.4 



80 

 112 

 137 

 166.6 

 183 



30 mmHg 



15 mmHg 

 15 mmHg 



15 mmHg 



p— 123.3 b. pt. 



(continued) 



SMITHSONIAN PHYSICAL TABLES 



