15074-24-5Relevant academic research and scientific papers
β-Chain Hydrogen-Bonding in 4-Hydroxycoumarins
Duong, Truc-Vi H.,Carroll, Todd S.,Bejan, Daniel S.,Valente, Edward J.
, p. 387 - 399 (2019/11/22)
Abstract: In the solid state, some 3-substituted 4-hydroxycoumarins β-ketoester enols form infinite translational hydrogen-bonded β-chains with varying degrees of alignment between adjacent delocalized systems. Nine related structures have been studied. A
4-HYDROXY-BENZOPYRAN-2-ONES AND 4-HYDROXY-CYCLOALKYL[B]PYRAN-2-ONES USEFUL TO TREAT RETROVIRAL INFECTIONS
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, (2008/06/13)
The present invention relates to compounds of formula I which are 4-hydroxy-benzopyran-2-ones and 4-hydroxy-cycloalkyl[b]pyran-2-ones useful for inhibiting a retrovirus in a mammalian cell infected with said retrovirus. STR1 Wherein R 10 and R 20 taken together are: STR2
Conformations of selected 3-substituted 4-hydroxycoumarins in solution by nuclear magnetic resonance. Warfarin and phenprocoumon
Valente,Porter,Trager
, p. 231 - 234 (2007/10/05)
The chemical shift position of the benzylic proton, H(x), has been found to be diagnostic in indicating the preferred conformations of selected 3-substituted 4-hydroxycoumarins. In general, the nonrigid open-chain compounds, e.g., the open-chain tautomer
