Phenyl- and naphthyl-dioxolanes are stereoselectively isomerised using titanium tetrachloride in methylene dichloride at -78°C into benzo- and naphtho-pyrans
We describe regio- and stereoselective cycloisomerizations of alcohols tethered to epoxyalkenes, to ...
BackgroundThe formation of novel N-substituted-1,2,3,4-tetrahydro[1,3]-dioxolo-[6,7]-5H-[1]benzopyra...
This article summarizes the Lewis acid-catalyzed hetero Diels-Alder reactions of new 1-oxa-1,3-butad...
The titanium tetrachloride-induced isomerisation of rel-(2R,4R,5S )- and re/-(2S,4R,5fl)-2,5-dimethy...
Stereoselective isomerisation of the pair of epimers rel-(2R,4S,5S)- and rel-(2S,4S,5S)-4-(4-isoprop...
Benzynes were generated selectively through loss of ortho-bromotosylate from 1,2-dibromo-3- tosylat...
Lewis acid-catalysed arylation of the 100-benzoate and, less effectively, the 10alpha-benzoate of di...
Using titanium tetraisopropoxide, the enantiopure tethered lactaldehyde (α′ S,2S)-2-(3′-hydroxy-α′-m...
Treatment of the phenolic aldehyde (α′S,2S )-2-(5′-hydroxy-2′-methoxy-α′-methylbenzyloxy)propanal 15...
trans-5-Benzyloxy-3,4-dihydro-10-methoxy-1,3-dimethyl-1H-naphtho[2,3-c]pyran 21 and trans-3,4-dihydr...
A stereoselective synthesis of different oxacycles is reported starting from aldehydes and unsaturat...
A new method for the stereoselective synthesis of trans-2,6-disubstituted 3,6-dihydro-2H-pyrans with...
Lewis acids catalyze the condensation of (-)-MeCOCO2R (R = menthyl) and 1-naphthol to give 60-98% me...
The N,O-diacylhydroxylamine derivative 4 has been prepared and its reactivity with nucleophiles inve...
Treatment of acetals derived from o-tolualdehyde chromium tricarbonyl and o-anisaldehyde chromium tr...
We describe regio- and stereoselective cycloisomerizations of alcohols tethered to epoxyalkenes, to ...
BackgroundThe formation of novel N-substituted-1,2,3,4-tetrahydro[1,3]-dioxolo-[6,7]-5H-[1]benzopyra...
This article summarizes the Lewis acid-catalyzed hetero Diels-Alder reactions of new 1-oxa-1,3-butad...
The titanium tetrachloride-induced isomerisation of rel-(2R,4R,5S )- and re/-(2S,4R,5fl)-2,5-dimethy...
Stereoselective isomerisation of the pair of epimers rel-(2R,4S,5S)- and rel-(2S,4S,5S)-4-(4-isoprop...
Benzynes were generated selectively through loss of ortho-bromotosylate from 1,2-dibromo-3- tosylat...
Lewis acid-catalysed arylation of the 100-benzoate and, less effectively, the 10alpha-benzoate of di...
Using titanium tetraisopropoxide, the enantiopure tethered lactaldehyde (α′ S,2S)-2-(3′-hydroxy-α′-m...
Treatment of the phenolic aldehyde (α′S,2S )-2-(5′-hydroxy-2′-methoxy-α′-methylbenzyloxy)propanal 15...
trans-5-Benzyloxy-3,4-dihydro-10-methoxy-1,3-dimethyl-1H-naphtho[2,3-c]pyran 21 and trans-3,4-dihydr...
A stereoselective synthesis of different oxacycles is reported starting from aldehydes and unsaturat...
A new method for the stereoselective synthesis of trans-2,6-disubstituted 3,6-dihydro-2H-pyrans with...
Lewis acids catalyze the condensation of (-)-MeCOCO2R (R = menthyl) and 1-naphthol to give 60-98% me...
The N,O-diacylhydroxylamine derivative 4 has been prepared and its reactivity with nucleophiles inve...
Treatment of acetals derived from o-tolualdehyde chromium tricarbonyl and o-anisaldehyde chromium tr...
We describe regio- and stereoselective cycloisomerizations of alcohols tethered to epoxyalkenes, to ...
BackgroundThe formation of novel N-substituted-1,2,3,4-tetrahydro[1,3]-dioxolo-[6,7]-5H-[1]benzopyra...
This article summarizes the Lewis acid-catalyzed hetero Diels-Alder reactions of new 1-oxa-1,3-butad...
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