1926
DOI: 10.1002/cber.19260590235
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Über Benzol‐4‐hydrazo‐ und ‐azo‐pyridin‐Derivate

Abstract: Koenige, Freigang, Lobmayer, Zechann. 321 Stoff aus, der nach dem Umkrystallisieren aus Alkohol ein feines, gelbes Pulver vom Schmp. I75O (korr.) bildete. Die Ausbeute entsprach anniihernd der theoretischen.753 mm). -0.1528 g Sbst.: 0.2388 g BaSO,.C,,H,,N,S,. Das y-pyridyl-dithio-carbazinsaure y-Pyridyl-hydrazin ist leicht loslich in Wasser und Eisessig, schwerer in Alkohol.61. Ernst Koenige, Walter F r e i g a n g , U e r h a r d Lobmager und A l e x a n d e r Zecharn:ther Benzol-4-hydrazo-und -azo-pgridin… Show more

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Cited by 11 publications
(1 citation statement)
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“…The corresponding azo compounds, 4-(4-hydroxyphenylazo)pyridine (3) and 4-(phenylazo)pyridine (4), were then reacted with diimide giving, respectively, 1 in 33.0% yield, mp 258-259 ЊC, and 2 in 69.4% yield, mp 170-171 ЊC (lit. 13 171-172 ЊC).…”
mentioning
confidence: 99%
“…The corresponding azo compounds, 4-(4-hydroxyphenylazo)pyridine (3) and 4-(phenylazo)pyridine (4), were then reacted with diimide giving, respectively, 1 in 33.0% yield, mp 258-259 ЊC, and 2 in 69.4% yield, mp 170-171 ЊC (lit. 13 171-172 ЊC).…”
mentioning
confidence: 99%