parol
Example Sentences
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It is a compound of the extract of the cortex of the suprarenal glands, with iron and pyrrol.
From Time Magazine Archive
Morphine, rapidly distilled over zinc dust, yields phenanthren, trimethyl-amine, pyrrol, pyridine, quinoline, and other bases.
From Scientific American Supplement, No. 415, December 15, 1883 by Various
When cinchonine is distilled with solid potassium hydrate, it yields pyrrol and bases of both the pyridine and quinoline series.
From Scientific American Supplement, No. 415, December 15, 1883 by Various
One or two benzene nuclei may suffer condensation with the furfurane, thiophene and pyrrol rings, the common carbon atoms being vicinal to the hetero-atom.
From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" by Various
K. L. Paal has also obtained pyrrol derivatives by condensing acetophenone-aceto- acetic-ester with substances of the type NH2R.
From The Project Gutenberg Encyclopedia Volume 1 of 28 by Project Gutenberg
