Amyl Sentence Examples
The higher alcohols such as propyl, isobutyl, amyl, capryl, oenanthyl and caproyl, have been identified; and the amount of these vary according to the different conditions of the fermentation.
Notwithstanding these errors, the value of the " ethyl theory " was perceived; other radicals - formyl, methyl, amyl, acetyl, &c. - were characterized; Dumas, in 1837, admitted the failure of the etherin theory; and, in company with Liebig, he defined organic chemistry as the " chemistry of compound radicals."
Referring to the esters C9H1802 previously mentioned, it is seen that the highest boilingpoints belong to methyl octoate and octyl formate, the least symmetrical, while the minimum belongs to amyl butyrate, the most symmetrical.
This substance easily splits out alcohol, and the ring compound then formed yields pyrrolidine on reduction by sodium in amyl alcohol solution.
Although a nitrate, its pharmacological actions resemble those of nitrites such as amyl nitrite, taken internally.
It was based on an accidental observation of the action of metallic aluminium on amyl chloride, and consists in bringing together a hydrocarbon and an organic chloride in presence of aluminium chloride, when the residues of the two compounds unite to form a more complex body.
Sodium in boiling amyl alcohol reduces it to aromatic tetrahydro-a-naphthylamine, a substance having the properties of an aromatic amine, for it can be diazotized and does not possess an ammoniacal smell.
When reduced by sodium in boiling amyl alcohol solution it forms alicyclic tetrahydro-0naphthylamine, which has most of the properties of the aliphatic amines; it is strongly alkaline in reaction, has an ammoniacal odour and cannot be diazotized.
Sodium in amyl alcohol solution reduces it to hydroecgonidine C9H15N02, while moderate oxidation by potassium permanganate converts it into norecgonine.
The difference between amyl iodide and amyl bromide is not sufficiently marked to be of any value."
AdvertisementNitrite of amyl inhalations are useful in the early stages when the respiratory muscles are freely movable.
It is reduced by sodium in boiling amyl alcohol solution to "aromatic" tetrahydro-a-naphthol (reduction occurring in the ring which does not contain the hydroxyl group).
In this process the amine salt is dissolved in absolute alcohol and diazotized by the addition of amyl nitrite; a crystalline precipitate of the diazonium salt is formed on standing, or on the addition of a small quantity of ether.
A similar product is obtained by oxidizing fermentation amyl alcohol with chromic acid.
In organic chemistry he published papers on the decomposition of ammonium oxalate, with formation of oxamic acid, on amyl alcohol, on the cyanides, and on the difference in constitution between nitric and sulphuric ether.
AdvertisementBesides ethyl or ordinary alcohol, and amyl alcohol, which are present in them all, there have been found in fusel oil several other bodies of the C i, H 27, + 1.
The chief constituent of the fusel oil procured in the manufacture of alcohol from potatoes and grain, usually known as fusel oil and potato-spirit, is isoprimary amyl alcohol, or isobutylcarbinol.
Fusel oil and its chief constituent, amyl alcohol, are direct nerve poisons.
As an example may be taken the use of nitrite of amyl in angina pectoris.
Nitrite of amyl has the power of dilating the arteries; it has consequently been employed with much success in lowering the blood pressure and removing the pain in angina pectoris.
AdvertisementFor on the one hand knowledge of the fact that nitrite of amyl lessens blood pressure has led to the successful employment of other nitrites and bodies having a similar action, and on the other the knowledge that increased blood pressure tends to cause anginal pain leads to the prohibition of any strain, any food, any exposure to cold, and also of any medicines which would unduly raise the blood pressure.
Thus amyl acetate is used as an imitation of the jargonelle-pear flavour; amyl valerate replaces apple flavour, and a mixture of ethyl and propyl butyrates yields the so-called pine-apple flavour.
It is not reduced by hydriodic acid and phosphorus, but sodium in the presence of amyl alcohol reduces it to tetrahydrodiphenyl C12H14.
Ethyl alcohol is taken as a type of the action of methyl alcohol, amyl alcohol, propyl alcohol, ether, acetic ether, paraldehyde, sulphonal, chloroform, methyl chloride, ethyl chloride, chloral hydrate, butylchloral hydrate, and almost any number of derivatives from these.
I found that using amyl acetate made me sensitive to it, so that I always have a coughing fit when eating pear drops.
AdvertisementGenerally coming in small glass bottles, amyl nitrate is normally snorted out of the open bottle.
The vapors from the amyl nitrite are inhaled through the nose or mouth.
This gradual conversion in the tissues is a valuable property of nitroglycerin, as its effects take longer to manifest themselves than is the case with amyl and other nitrites.
Bamberger, Ber., 1887, 20, p. 1705); and with boiling amyl alcohol the 0-tetrahydride, C10H12 (E.