Ornithuric acid

Structural formula
General
Surname	Ornithuric acid
other names	Dibenzoylornithine 2,5-dibenzamidopentanoic acid N 2 , N 5 -dibenzoyl- L- ornithine Dibenzoylamidovaleric acid
Molecular formula	C 19 H 20 N 2 O 4
Brief description	colorless needles
External identifiers / databases
CAS number 495-46-5 PubChem 184849 ChemSpider 160712 Wikidata Q2031298
properties
Molar mass	340.37 g mol −1
Physical state	firmly
Melting point	189 ° C
solubility	poorly soluble in water
safety instructions
GHS hazard labeling no classification available
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions .

Ornithuric acid , also known as dibenzoylornithine, is an excretion product in birds that is used to detoxify benzoic acid . It is synthesized from the amino acid L - ornithine and two molecules of benzoic acid.

history

The compound was discovered by Charles Upham Shepard in the mid-19th century , but mistaken for a different acid. In 1877 it was examined more closely by Max Jaffé .

Individual evidence

1. ↑ ^{a b c d} August Kekulé, Richard Anschütz, Gustav Schultz, Wilhelm LaCoste: Textbook of organic chemistry . 1867, p. 447 ( limited preview in Google Book search).
2. ↑ Entry on l-ornithine. In: Römpp Online . Georg Thieme Verlag, accessed on June 20, 2014.
3. ↑ This substance has either not yet been classified with regard to its hazardousness or a reliable and citable source has not yet been found.
4. ^ Heinz Penzlin: Textbook of Animal Physiology. 5th edition. Gustav Fischer Verlag, Jena 1991, ISBN 3-334-60363-6 .
5. ↑ Zeitschrift für rational Medicin, Volume 3, 1868, limited preview in the Google book search.