8CHLTJNDT — DIELECTRIC CONSTANTS OF PURE SOLVENTS. 



373 



Table IV — Continued. 



Name. 



Benzonitrile 1 ) 



Benzyl cyanide a ) .. . 

 Toluonitrile (ortbo). 



Pyridine 



^-Picoline 



Piperidine 



Qninoline 3 ) 



Carbon dichloride.. . 

 Ethyl sulph-hydrate . 

 Ethyl urethane (s).. . 

 Ethyl urethane (1). . . 



Methylamine 



Ethylamine 



Iso-propylamine 



Butylamine (n) 



Isobutylamine 



Amylamine 



Diethylamine 



Diproply amine 



Di-isobutylamine .. . 



Trimethylamine 



Aniline 4 ) 



Toluidine (ortho) . . . 



Toluidine (meta) 

 Xylidine 1:3:4 ... 



Monomethylaniline 



Dimethylaniline 



Dibenzylamine 



Nitromethane 6 ) — 



Nitroethane 



Methylnitrate 



Formula. 



C 6 H 5 CN 



C 8 H 6 CH 2 CN 



C« H.4 



(CH 3 



a n 4 ^ CN 



C B H B N 



C b H 4 NCH 3 {a) 



C5H10 NH 



C 9 H 7 N 



C 2 Cl 4 



C 2 Hb SH 



CO. NH 8 O. C 2 H 6 



CO. NH 2 O. C 2 H B 



CH S NH 2 



C 2 H 5 NH 2 

 (CH 3 ) 2 CHNH 2 



C 4 H 9 NH 2 

 (CH 3 ) 2 CHCH 2 NH 2 



C 5 H„NH 2 

 (C 2 H 5 > 2 NH 

 (C 3 H,) 2 NH 

 [(CH 3 ) 2 CHCH 2 ] 2 NH 

 (CH 8 ) 3 N 



C 6 H S NH 2 



} 



t. 



L « M * JCH 3 (0) 



CH*{gS 8 » (m) ( 



(CH3-I 

 C 6 H 3 ^CH 3 -3 



(NH s -4 



C 6 H 5 NHCH 3 

 C 6 H 5 N (CH 3 ) 2 

 (C 6 H B )s NH 

 CH 3 N0 2 

 C 2 H 5 N0 2 

 CH 3 N0 3 



21 



21 



23° 



21 



20 



22 



21 



21 



22 



23 



60 



21 



21 



20 



21 



21 



22 



21 



22 



22 



24 



20 



20 



20 



20 



D. C. 



26.0 

 14.9 

 18.4 

 12.4 

 9.8 

 5.3 

 8.8 

 2.46 

 4.35 

 3.18 

 13.6 

 <!10.5 

 6.17 

 5.45 

 5.30 

 4.43 

 4.50 

 3.58 

 2.90 

 2.65 

 2.95 

 7.20 

 5.93 



5.95 



4.90 



1 Drude found 26.0 for the D. C of benzonitrile at 21°C. 



2 Drude found 15.0 for the D. C. of benzylcyanide at 19 C C 



3 Turner found 8.9 for quinoline. 



4 The value 7.15 (at 21°) was found by Drude; and 7.22 fat 15°) by Ratz. Zeit phys. 

 Chem. 19, 94. (1896). 



6 Thwing gives the value 56.36 at 15°. 



