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6-Chloro-5-ethyl-, n-propyl- and isopropyluracils 5a-c were efficiently prepared from the corresponding 5-alkybarbituric acids 3a-c via treatment with phosphorus oxychloride and N,N-dimethylaniline to yield the corresponding 5-alkyl-2,4,6-trichloro ...
Nasser R. El-Brollosy +3 more
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Piperazine-1,4-diium diacetate [PDF]
In the title salt, C(4)H(12)N(2) (2+)·2C(2)H(3)O(2) (-), the piperazine-1,4-diium cation has 2/m symmetry with the NH(2) unit located on a mirror plane and the acetate anion has m symmetry with all non-H atoms and one H atom located on a mirror plane. The piperazine ring adopts a chair conformation.
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Piperazines and fullerene nanocages are versatile compounds. These are discussed in a wide range of academic work, especially in the field of medicine, and considered for various applications by the pharmaceutical industry.
Parlak Cemal +2 more
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Bemerkungen zu den Abhandlungen von C. Stoehr »über Pyrazine und Piperazine« [PDF]
Ludwig Wolff
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Treatment of Ascariasis with Various Salts of Piperazine [PDF]
L Goodwin, O. D. Standen
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XCIX.—The action of hypobromous acid on piperazine [PDF]
Frederick Daniel Chattaway +1 more
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