Rearrangement of propargyl amine salt, in the presence of a base was studied and it was concluded that this occurs through an allenic intermediate.

The reaction between trimethylamine with propargyl bromide was studied and the structure of triethyl propargyl ammonium bromide was illustrated by 1HNMR, IR, and Mass spectra.

A modification of Peng-Robinson equation is described wherein in the parameter b is expressed as a linear function of temperature. The modified equation is then applied to a series of light hydrocarbons and refrigerants, ...

Brassica napus L. and Sinapis alba L. are two cruciferous species for which some medicinal uses are mentioned in the Iranian, Indian and Chinese traditional medicine. Seed oil of  B. napus has cathartic action, and is ...

The synthesis of cis-N-[a-carbobenzyloxy-b-(p-hydroxyphenyl)ethyl]-3-phthalimido-4-styryl-2-azetidinone is described. We have found that the electron-rich Schiff bases can afford the ...

Discovery of 13C NMR and its application in the biosynthetic pathways prompted the synthesis of several 13C labelled precursors. To investigate the metabolism of phenyllactic acid in the Solanaceae ...

The synthesis of the title compound is described. Deprotection of Cis(N-Trityl-3-azido-4-Styryl)-2-azetidinone to Cis-(3-azido-4-styryl)-2-azetidinone was found to be accelerated by the special salt effect under acidic ...