208 



Monatomic Alcohols. 



409. METHYL SALICYLATE. CH 3 C 7 H 5 3 . (0*7 of Wintergreen.) 



a. Pale yellow volatile liquid. 



Note. This is the volatile oil obtained from Gaultheria procumbena, 

 L. Salicylate of methyl is found also in the bark of Betula leuta, L. 



410. ETHYL ACETATE. C 2 H 5 C 2 H 3 2 . (Acetic Ether). 



a. Impure. 



b. Purified. 



411. ETHYL BUTYRATB. C 2 H 5 C 4 H 7 2 . (Butyric Ether, Essence of 



Pineapple.) 



a. Colourless volatile liquid. 

 Note. This ether has a strong pineapple odour and taste. 



412. ETHYL BROMIDE. C 3 H 5 Br. (Hydrobromic Ether.) 



a. Reddish volatile liquid. 



413. ETHYL CHLORIDE. C 2 H 5 Cl. (Hydrochloric Ether, Chloric 



Ether, Sweet Spirit of Salt.) 

 a. Colourless volatile liquid. 



Note. The name chloric ether is often erroneously applied to a solu- 

 tion of chloroform in ethylic alcohol. 



414. ETHYL FORMATE. C 2 H 5 C H 2 . (Formic Ether.) 



a. Colourless volatile liquid. 



415. ETHYL HYDRATE. C 2 H 5 H 0. (Ethylic Alcohol, Spirit of 



Wine.) 



a. Rectified spirit of wine. 



b. Proof spirit. (Spiritus temiior.) 



c. Absolute alcohol. 



416. ETHYL IODIDE. C 2 H 5 1. (Hydriodic Ether.) 



a. Reddish volatile liquid. 



417. ETHYL. NITRITE. C 2 H 6 N0 2 



a. Pure. 



b. Impure solution in alcohol. (Sweet Spirit of Nitre, 



Spiritus jffitheris Nitrosi.) 



418. ETHYL OXALATE. (C 2 H 5 ) 2 C 2 4 



a. Colourless volatile liquid. 



419. ETHYL OXIDE. (C 2 H 5 ) 2 0. (Ether, Sulphuric Ether.) 



a. Colourless volatile liquid, sp. gr. v35. 



b. Ditto, sp. gr. 720. 



c. Ditto. Absolute ether. 



Note. Specimen a is of the strength directed in the E. P.- Specimen 

 b ifl the ordinary ether of commerce, and specimen c is free from ethylic 

 alcohol and water, which are usually present in variable proportions in 

 ordinary ether. 



