Molbank, Volume 2009, Issue 4

A bis-chalcone has been synthesized by reaction of 3-acetyl-,5-dimethylthiophene and terephthalaldehyde in ethanolic NaOH at room temperature: (2E,2'E)-3,3-(1,4-phenylene)bis[1-(2,5-dimethyl-3-thienyl)prop-2-en-1-one] (3) was obtained in high yield....

The title compound, 2,6-bis(ethyl-9-ethyl-9H-carbazolylmethylene)cyclohexanone has been synthesized by condensation of 9-ethylcarbazole-3-aldehyde and cyclohexanone in ethanol in the presence of pyridine. The structure of this new compound was confir...

A new heterocycle, 2-[4-(hexadecyloxy)-3-methoxyphenyl]-1,3-benzothiazole, was prepared and its IR, 1H NMR, 13C NMR, elemental analysis and MS spectroscopic data are reported.

A new Schiff base ester, 4-{[(3-chlorophenyl)imino]methyl}-3-hydroxyphenyl myristate, was synthesized and its IR, 1H NMR, 13C NMR and MS spectroscopic data are presented.

A new Schiff base ester, 4-{[(3-cyanophenyl)imino]methyl}-3-hydroxyphenyl tetradecanoate, was synthesized and its IR, 1H NMR, 13C NMR and MS spectroscopic data are presented.

A new Schiff base ester, 3-hydroxy-4-{[(3-nitrophenyl)imino]methyl}phenyl tetradecanoate, was synthesized and its IR, 1H NMR, 13C NMR and MS spectroscopic data are presented.

A new Schiff base ester 3-hydroxy-4-[(phenylimino)methyl]phenyl myristate was synthesized and its IR, 1H NMR, 13C NMR and MS spectroscopic data are presented.

A heterocycle, 4-[(1,3-benzothiazol-2-ylimino)methyl]phenyl dodecanoate, was synthesized and its IR, 1H NMR, 13C NMR, elemental analysis and MS spectroscopic data are presented. This new compound exhibited smectic A phase.

3-Iodo-5-phenylisothiazole-4-carbonitrile 1 reacts with tert-butyl carbazate via a Buchwald C-N style coupling to afford tert-butyl 3-(4-cyano-5-phenylisothiazol-3-yl)- carbazate 2 in 70% yield. [...]

Reticumanone (1), a new chromanone, isolated from the leaves of Cinnamomum reticulatum Hay (Lauraceae), has been characterized as (S*)-2,7,8-trihydroxychroman-4-one, by means of spectroscopic methods.