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2-(p-Bromo­phenyl­hydrazono)-3-oxobutanoic acid

✍ Scribed by Prasad, Satya Murti ;Gupta, Satish Chandra ;Rani, Asha

Publisher
International Union of Crystallography
Year
2002
Tongue
English
Weight
200 KB
Volume
58
Category
Article
ISSN
1600-5368

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(Z)-Ethyl 2-[2-(3-bromo­phen­yl)hydrazon
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Ethyl 2-[2-(3-bromophenyl)hydrazono]-4-chloro-3-oxobutanoate Go ¨khan Alpaslan, a O ¨zgu ¨r O ¨zdamar, b Mustafa Odabas ¸og ˘lu, b Nazan Ocak I ´skeleli c and Ahmet Erdo ¨nmez a \*

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(E)-Ethyl 4-chloro-2-[2-(2,6-dimethyl­phenyl)hydrazono]-3-oxobutanoate
✍ Alpaslan, Gökhan ;Özdamar, Özgür ;Odabaşoğlu, Mustafa ;Büyükgüngör, Orhan ;Erdön 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 111 KB

The title compound, C~14~H~17~ClN~2~O~3~, adopts a keto–hydrazo tautomeric form stabilized by an intramolecular N—H...O hydrogen bond. The molecule is roughly planar.

3-Oxo-2-(phenyl­hydrazono)­butanoic acid
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The non-hydrogen skeleton of the title molecule, C 10 H 10 N 2 O 3 , is planar and intramolecular NÐHÁ Á ÁO and OÐHÁ Á ÁO hydrogen bonds contribute to this planarity. The molecule exists in the space isomeric Z stereoisomer.