,B A 



<^^ive^8i'^ 



AMYL NITRITE 291 



having a fragrant ethereal and pungent odor, free from 

 acidity, and a sharp, burning taste. Spec. gr. 0.820. Mixes 

 freely with water and alcohol. 



Dose.—B.. and C, J i.-iv. (30.-120.); Sh. and Sw., 3 ii.-iv. 

 (8.>15.); D,1l\x.-3i. (.6-4). 



Smaller doses every two hours, diarphoretic. Larger 

 doses, repeated three times daily, diuretic. 



Amyl Nitris. Amyl Nitrite. C^H.^NO,. (U. S. & B. P.) 



Synonym. — Amylum nitrosum, amylsether nitrosus, 

 amylo-nitrous ether, E.; azotite d'amyl, Fr.; amylnitrit, G. 



A liquid containing about 80 per cent, of amyl (prin- 

 cipally iso-amyl) nitrite, together with variable quantities 

 of undetermined compounds. 



Derivation. — Obtained through distillation of nitric acid 

 and amylic alcohol. Distillate purified by sodium carbonate. 

 HNO3 + C,H,, OH = C,H,,NO, + 2 H^O. 



Froperties. — A clear, yellow or pale-yellow liquid, of a 

 peculiar ethereal, fruity (banana) odor, and a pungent, 

 aromatic taste. Spec. gr. 0.870 to 0880. 



Dose (by inhalation). — H., 3 8s.-i. (2.-4.); D., 1T]^ii.-v. 

 (.12-.3). 



When given internally the smaller doses should be 

 used dissolved in alcohol. 



Spiritus Glonoini. Spirit of Glonoin. CgHg (N Og),. 

 (U. S. & B. P.) 



Synonym. — Piopenyltrinitrate, glonoin trinitrate, spirit 

 of nitroglycerin, trinitrate of glyceryl, trinitin, E. 



An alcoholic solution containing one per cent., by 

 weight, of nitroglycerin. It is probably decomposed in the 

 blood with the formation of potassium and sodium nitrite. 



Derivation. — Nitroglycerin is obtained by dropping 

 pure glycerin upon a mixture of sulphuric and nitric acids, 

 kept cool by ice, and purified by washing with water. The 



