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022 | _a09743626 | ||
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_aMSU _bEnglish _cMSU _erda |
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050 | 0 | 0 | _aQD31 JOU |
100 | 1 |
_aYempala, Thirumal _eauthor |
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245 | 1 | 0 |
_aOne-pot synthesis and UV-Visible absorption studies of novel tricyclic heterocycle tethered Xanthene-1,8-diones / _ccreated by Thirumal Yempala, B. Sridhar, S. Kantevari |
264 | 1 |
_aBangalore : _bSpringer, _c2015. |
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336 |
_2rdacontent _atext _btxt |
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337 |
_2rdamedia _aunmediated _bn |
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338 |
_2rdacarrier _avolume _bnc |
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440 |
_aJournal of chemical sciences _vVolume 127, number 5, |
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520 | 3 | _aA series of new tricyclic heterocyclic xanthene-1,8-diones tethered with chromophoric dibenzo [b, d]furan, dibenzo[b, d]thiophene and 9-methyl-9H-carbazoles were synthesized through one-pot condensation of dibenzo[b, d]furan-2-carbaldehyde, dibenzo[b, d] thiophene-2-carbaldehyde and 9-methyl-9H-carbazole-3-carbaldehyde with cyclic 1,3-dicarbonyls in the presence of recyclable PPA-SiO2 catalyst under solvent-free conditions. Further, UV-Visible absorption properties of all the synthesized compounds were investigated in CHCl3, THF and acetonitrile. | |
650 |
_aXanthenediones _vDibenzo[b, d]furan _x9-Methyl carbazole |
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700 | 1 |
_aSridhar, B. _eco author |
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700 | 1 |
_aKantevari, S. _eco author |
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856 | _uhttps://doi.org/10.1007/s12039-015-0835-9 | ||
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_2lcc _cJA |
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_c169313 _d169313 |