Lexic.us

Definition of Pyrene

1. Noun. A pale yellow crystalline hydrocarbon C16H10 extracted from coal tar.

2. Noun. The small hard nutlet of a drupe or drupelet; the seed and the hard endocarp that surrounds it.

Definition of Pyrene

1. n. One of the less volatile hydrocarbons of coal tar, obtained as a white crystalline substance, C₁₆H₁₀.

2. n. Same as Pyrena.

Definition of Pyrene

1. Noun. (chemistry) A polycyclic aromatic hydrocarbon containing four fused benzene rings; first isolated from coal tar ¹

2. Noun. (botany) the stone of a drupe ¹

¹ Source: wiktionary.com

Definition of Pyrene

1. a putamen [n -S] - See also: putamen

Lexicographical Neighbors of Pyrene

pyrazolidines pyrazoline pyrazolines pyrazolone pyrazolones pyrazolopyrimidine pyrazolopyrimidines pyrazolyl pyrazoxyfen pyrazyl

pyre pyrectic pyrectics pyree pyrena pyrene (current term) pyrenes pyrenic pyrenoid pyrenoids

pyres pyrethrin pyrethrine pyrethrins pyrethroid pyrethroids pyrethrum pyrethrums pyretic pyretology

Literary usage of Pyrene

Below you will find example usage of this term as found in modern and/or classical literature:

1. A Treatise on Chemistry by Henry Enfield Roscoe, Karl Schorlemmer (1892)
"He gave to pyrene the formula ... for which he retained the name pyrene.2 In order to prepare pyrene, the portions which pass over in the distillation of ..."

2. Fownes' Manual of Chemistry, Theoretical and Practical by George Fownes (1878)
"pyrene may be obtained pure by distilling off the carbon sulphide, 'lying the residue in alcohol, and adding an alcoholic solution of pierio acid. lied ..."

3. Wöhler's Outlines of Organic Chemistry by Friedrich Wöhler, Ira Remsen, Rudolph Fittig (1873)
"In order to purify the pyrene, the carbon bisulphide is distilled off, ... Red crystals of a compound of pyrene with picric acid are deposited, which, ..."

4. Elements of Chemistry: Theoretical and Practical by William Allen Miller (1867)
"(1538) pyrene and Chrysene.—In the latter stages of the distillation of fatty and of resinous bodies, and in that of coal tar, a yellow powder is sublimed, ..."

5. A Manuel of the Chemistry of the Carbon Compounds: Or, Organic Chemistry by Carl Schorlemmer (1874)
"By treating it with carbon disulphide, pyrene is dissolved. ... pyrene is obtained by the slow evaporation of its solution in rhombic plates melting at 142° ..."

6. Victor Von Richter's Organic Chemistry; Or, Chemistry of the Carbon by Victor von Richter, Richard Anschütz, Georg Schroeter (1900)
"Fluoranthene and pyrene, occurring in the " stubb fat" of Idria, are also found with ... For the constitution of pyrene consult B. 20, 365 ; A. 240, 147. 5. ..."

Other Resources: