ar-
Definition from Wiktionary, the free dictionary
Contents
English[edit]
Etymology[edit]
Extracted from the word aromatic.
Prefix[edit]
ar-
- (organic chemistry) Forming classification names for classes of organic compounds that contain a carbon skeleton and one or more aromatic rings.
- 1900, Edgar Fahs Smith (English translator), R. Anschütz (German editor), Victor von Richter's Organic Chemistry: or, Chemistry of the Carbon Compounds, Third American Edition, Volume II, P. Blakiston's Son & Co., page 393:
- Potassium permanganate oxidizes ac-tetrahydronaphtylamine to o-hydrocinnam-carboxylic acid (p. 245); ar-tetrahydronaphthylamine, however, because of the oxidation of its amided benzene nucleus, is changed to adipic acid together with oxalic acid (B. 22, 767): […]
- 1919 January 10, C. J. West, abstract of G. Schroeter and K. Thomas, “Transformation of tetrahydronaphthalene (tetralin) in the animal body”; in American Chemical Society, Chemical Abstracts, Volume 13, Number 1, page 43:
- ar-Tetrahydro-α-carbamidonaphthalene, C11H14ON2, crystallized in square plates from alc., soften at 198° and melts at about 206° (quickly heated, at 212°).
- 2006, Amit Arora, Aromatic Organic Chemistry, Discovery Publishing House (2007), ISBN 978-81-8356-202-7, page 173:
- 1-Naphthylamine is reduced by sodium and isopentanol to ar-tetrahydro-1-naphthylamine; the prefix ar- is the abbreviation of aromatic and indicates that the four hydrogen atoms are not in the ring containing the amino-group: […]
- 1900, Edgar Fahs Smith (English translator), R. Anschütz (German editor), Victor von Richter's Organic Chemistry: or, Chemistry of the Carbon Compounds, Third American Edition, Volume II, P. Blakiston's Son & Co., page 393:
References[edit]
Aka-Bea[edit]
Prefix[edit]
ar-
- prefix for limbs or upright things
Old Irish[edit]
Etymology[edit]
From ar (“in front of”)
Prefix[edit]
ar-
