Editing Alanine (section)

==History and etymology==
Alanine was first synthesized in 1850 when [[Adolph Strecker]] combined [[acetaldehyde]] and [[ammonia]] with [[hydrogen cyanide]].<ref>{{cite journal | author-link = Adolph Strecker | vauthors = Strecker A | title = Ueber die künstliche Bildung der Milchsäure und einen neuen, dem Glycocoll homologen Körper | trans-title = On the artificial formation of lactic acid and a new substance homologous to glycine | language = de | journal = [[Liebigs Annalen|Annalen der Chemie und Pharmacie]] | year = 1850 | volume = 75 | issue = 1 | url = https://babel.hathitrust.org/cgi/pt?id=uva.x002457934;view=1up;seq=39 | doi = 10.1002/jlac.18500750103 | pages = 27–45}}  Strecker names alanine on p. 30.</ref><ref>{{cite journal | author-link = Adolph Strecker | vauthors = Strecker A | title = Ueber einen neuen aus Aldehyd – Ammoniak und Blausäure entstehenden Körper | trans-title = On a new substance arising from acetaldehyde–ammonia [i.e., 1-aminoethanol] and hydrocyanic acid | language = de | journal = [[Liebigs Annalen|Annalen der Chemie und Pharmacie]] | year = 1854 | volume = 91 | issue = 3 | url = https://babel.hathitrust.org/cgi/pt?id=uva.x002457942;view=1up;seq=363 | doi = 10.1002/jlac.18540910309 | pages = 349–351 }}</ref><ref>{{cite web|title = Alanine|url = http://www.aminoacidsguide.com/Ala.html|date = 10 June 2018 | access-date = 14 April 2019|website = AminoAcidsGuide.com}}</ref> The amino acid was named ''[[:wikt:Alanin#German|Alanin]]'' in German, in reference to [[aldehyde]], with the [[interfix]] ''-an-'' for ease of pronunciation,<ref>{{cite web |url=http://oxforddictionaries.com/definition/american_english/alanine |archive-url=https://web.archive.org/web/20141224115518/http://www.oxforddictionaries.com/definition/american_english/alanine |url-status=dead |archive-date=December 24, 2014 |title = Alanine |work=Oxford Dictionaries |access-date=2015-12-06}}</ref> the German ending ''[[:wikt:-in#German|-in]]'' used in chemical compounds being analogous to English ''[[-ine]]''.