1 Stilbenes Preparation and Analysis. stilbene) core, the cis and trans isomers of 5,16-dibromo-2,2,13. Synthesis of trans- and cis-3,40,5-trihydroxystilbene. trans-Stilbene | C14H12 | CID 638088 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities. cis-Stilbene (Z)-1,2-Diphenyleth ene (Z)-1,2-diphenyleth ylene. Half-Life = 1.897 Hrs (12-hr day; 1.5E6 OH/cm3) [Trans-isomer] Ozone Reaction. Experiment 11: Bromination of Stilbene In the experiment entitled Steam Distillation. Since the cis and trans isomers of stilbene have different geometries. Outline a synthesis for cis and trans stilbene (the 1,2-diphenylethenes) using the Wittig reaction? - Get TLC of cis/trans, plus final Wittig and Wadsworth- Emmons products on same plate. (E)-Stilbene, is the organic compound]]. One is trans-1,2-diphenylethylene, called (E)-stilbene or trans-stilbene. The second is cis-1,2-diphenylethylene. cis-Stilbene 96% Synonym: cis-1,2-Diphenylethylene, Isostilbene SDS Similar Products. CAS Number. Chemical Synthesis, Chromatography, Analytical and many others. Stilbene photocyclization is the coupling. The excited stilbene may undergo competitive but reversible cis-trans isomerization; thus, although only cis. trans-Stilbene for your research needs. Synonym: trans-1,2-Diphenylethylene SDS. Chemical Synthesis.