Results 61 to 70 of about 20,000 (189)

Synthesis and Antimicrobial Activity of Some Novel 5-Alkyl-6-Substituted Uracils and Related Derivatives

open access: yesMolecules, 2011
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
doaj   +1 more source

Piperazine-1,4-diium diacetate [PDF]

open access: yesActa Crystallographica Section E Structure Reports Online, 2011
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.
openaire   +3 more sources

Interaction mechanisms and structural properties of B-, Si-doped C60 fullerenes with 1-formylpiperazine

open access: yesMain Group Metal Chemistry, 2016
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
doaj   +1 more source

Ueber das Piperazin [PDF]

open access: yesBerichte der deutschen chemischen Gesellschaft, 1891
n ...
openaire   +2 more sources

XCIX.—The action of hypobromous acid on piperazine [PDF]

open access: green, 1905
Frederick Daniel Chattaway   +1 more
openalex   +1 more source

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