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Tautomerism in Porphyrin IsomersTautomerism in Porphyrin Isomers

PMR SPECTRA AND CONFORMATIONS OF CIS-ISOMERS AND TRANS-ISOMERS OF N-SUBSTITUTED 2,5-DIMETHYL-4-PIPERIDINESPMR SPECTRA AND CONFORMATIONS OF CIS-ISOMERS AND TRANS-ISOMERS OF N-SUBSTITUTED 2,5-DIMETHYL-4

9-(beta-pyridylmethylene)-4-azafluorene. Synthesis of its iodomethylate Z- and E-isomers and reduction of Z-isomer9-(beta-pyridylmethylene)-4-azafluorene. Synthesis of its iodomethylate Z- and E-isomers

9-(β-pyridylmethylene)-4-azafluorene synthesis of the Z- and E-isomers of its methiodides and reduction of the Z-isomerThe 9-(β-pyridylmethylene)-4-azafluorene was obtained as the mixture of the Z- and E-isomers

Control of Photoisomerization of an Azoazacryptand by Anion Binding and Cucurbit[8]uril Encapsulation in an Aqueous Solution and perchlorate, which in turn affects the isomer distribution of the receptor under UV-light irradiation

Higher petroleum alkyltoluenes: Evaluation of thermodynamic maturity equilibrium between isomers of higher petroleum alkyltoluenes with a normal alkyl chain have been discussed

FROM THE STEREOCHEMISTRY OF A MOLECULE TO THE STEREOCHEMISTRY OF A CRYSTAL: CHIRAL CRYSTALLIZATION OF ENDO-ISOMERS COMPARED WITH CENTROSYMMETRIC CRYSTALLIZATION OF EXO-ISOMERS OF THIIRANE AND OXIRANE DERIVATIVES OF PHENYL- SUBSTITUTED SEVEN-MEMBERED ACETALAbstract: The chiral type of crystallization of endo-isomers of 4-phenyl-3,5,8-trioxabicyclo[5

α,β-Disubstituted CF3-Enones as a Trifluoromethyl Building Block: Regioselective Preparation of Totally Substituted 3-CF3-Pyrazoles isolated in up to 93% yield as E-isomers. The possible reaction mechanism was proposed using the Zimmerman

Geometric isomers of 9-picolylideneazafluorenes-picolidene-1- and 4-azafluorenes, which we have isolated as pure Z and E isomers. Using PMR spectroscopy we

Mass-spectral study of 9-[α(β,γ)-picolylidene]-1(4)-azafluorenesA mass-spectral study was carried out on the behavior of the Z- and E-isomers of 9

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