Photometric and Spectral Studies of the Object EG And
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DOI: 10.1007/s10511-018-9538-5
Abstract: The symbiotic object EG And consists of a giant star (M4III) and a white dwarf. Numerous studies of this object show that its light curve has two minima. There are different hypotheses regarding the source… read more here.
Keywords: emission; studies object; photometric spectral; spectral studies ... See more keywords
Isolation and Spectral Studies of a New Lactone Triterpenoid from Lantana camara
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DOI: 10.1007/s10600-019-02719-2
Abstract: A new lactone triterpenoid lantanolide along with four known triterpenoids were isolated from the ether fraction of above-ground parts of Lantana camara L. The chemical structure of the new compound was determined to be 3-oxo-12α,22β,25-trihydroxy-18β-olean-28,13β-olide… read more here.
Keywords: isolation spectral; lactone triterpenoid; lantana camara; new lactone ... See more keywords
Stereoselective synthesis and spectral studies of some benzotriazolylacetyl hydrazones of 3–alkyl–2,6–diarylpiperidin–4–ones
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DOI: 10.1016/j.molstruc.2017.09.010
Abstract: Abstract An effort to include biologically potent benzotriazole nucleus into piperidine ring is achieved through hydrazone formation. The characterization of the synthesized compounds was carried out using FT-IR, 1H &13C NMR, 1H–1H COSY, 1H–13C COSY,… read more here.
Keywords: synthesis spectral; benzotriazolylacetyl hydrazones; stereoselective synthesis; studies benzotriazolylacetyl ... See more keywords