✍ Scribed by Rachid El Gharbi; Yves Le Bigot; Michel Delmas; Antoine Gaset
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## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.
## Abstract 2‐Propargyl‐1,3‐dicarbonyl derivatives, namely the corresponding cumulenes and diethoxyphosphoryloxy containing substances in the reactions with primary amines, are converted into the corresponding 1,2,3,5‐tetrasubstituted pyrroles. © 2007 Wiley Periodicals, Inc. Heteroatom Chem 18:220–
## Abstract magnified image A library of 1,2,3,7‐tetrasubstituted indolizines has been synthesized using poly(ethylene glycol) (PEG) as soluble polymer support. The PEG‐bound pyridinium salts reacted with alkenes or alkynes in the presence of Et~3~N __via__ 1,3‐dipolar cycloaddition to give PEG‐bo
Synthesis and Reactivities of 1-(Isocyanomethyloxy)benzotriazole as a New Source of Isocyanomethyl Synthon. -The title compound (IV) serves as a new source of isocyanomethyl synthon. The reactivity of (IV) towards aldehydes (V) is as high as that of tosylmethyl isocyanide (TOSMIC).
A-?llercaIaionof13didd~(l. co. l/i z/E mixture) with 80 excess of lithium powdcx and a catalytic amount of 4&di-terz-butylbiphenyl (JYI'BB, 5 md %) in the presena of m dscolopbile m. &CO. (CH&C!O, (CH &CO. BuCHO. Me&I] in THF at 0°C affordtb after hychdysiswithwam.tbe~~ lJ\_dids 3 a a z/E mixbe or d