A novel aromatic annelation leading to fused thioresorcinol dimethylethers has been developed by reacting cyclic α-oxoketene dithioacetals with propargylmagnesium bromide followed by treatment of the resulting carbinolacetals with borontrifluoride etherate in methanol
1,2-Aromatic diesters can be transformed into strained bridged polycyclic structures by a two-step p...
1,2-Aromatic diesters can be transformed into strained bridged polycyclic structures by a two-step p...
Novel racemic tetraalkoxyresorcinarene derivatives can be prepared in good yields by boron trifluori...
The α-oxoketene dithioacetals of general formula 1 (Scheme 2), undergo regioselective 1,2-addition w...
4-Methoxybenzyl- (A), 3,4-dimethoxybenzyl- (B) and 3,4-methylenedioxybenzyl- (C) Grignard reagents a...
δ-Oxoketendithioacetals derived from acyclic and cyclic ketones are shown to react with benzylmagnes...
δ-Oxoketendithioacetals derived from acyclic and cyclic ketones are shown to react with benzylmagnes...
Highly efficient regiospecific routes to potentially carcinogenic polycyclic aromatic hydrocarbons s...
The α-oxoketenedithioacetals derived from various acyclic and cyclic active methylene ketones are sh...
The α-oxoketenedithioacetals derived from various acyclic and cyclic active methylene ketones are sh...
Department of Chemistry, North-Eastern Hill University, Bijni Complex, Shillong-793 003 Manuscript r...
A new general method for the synthesis of 4-substituted and 4,5-annelated pyridines has been develop...
DE 102005058270 B3 UPAB: 20070727 NOVELTY - Preparation of annealed carbo- or heterocyclic aromatic ...
A new efficient method for the synthesis of substituted phenanthridines, benzo[j]phenanthridines and...
An efficient route for the synthesis of substituted naphthalenes, phenanthrenes and other polynuclea...
1,2-Aromatic diesters can be transformed into strained bridged polycyclic structures by a two-step p...
1,2-Aromatic diesters can be transformed into strained bridged polycyclic structures by a two-step p...
Novel racemic tetraalkoxyresorcinarene derivatives can be prepared in good yields by boron trifluori...
The α-oxoketene dithioacetals of general formula 1 (Scheme 2), undergo regioselective 1,2-addition w...
4-Methoxybenzyl- (A), 3,4-dimethoxybenzyl- (B) and 3,4-methylenedioxybenzyl- (C) Grignard reagents a...
δ-Oxoketendithioacetals derived from acyclic and cyclic ketones are shown to react with benzylmagnes...
δ-Oxoketendithioacetals derived from acyclic and cyclic ketones are shown to react with benzylmagnes...
Highly efficient regiospecific routes to potentially carcinogenic polycyclic aromatic hydrocarbons s...
The α-oxoketenedithioacetals derived from various acyclic and cyclic active methylene ketones are sh...
The α-oxoketenedithioacetals derived from various acyclic and cyclic active methylene ketones are sh...
Department of Chemistry, North-Eastern Hill University, Bijni Complex, Shillong-793 003 Manuscript r...
A new general method for the synthesis of 4-substituted and 4,5-annelated pyridines has been develop...
DE 102005058270 B3 UPAB: 20070727 NOVELTY - Preparation of annealed carbo- or heterocyclic aromatic ...
A new efficient method for the synthesis of substituted phenanthridines, benzo[j]phenanthridines and...
An efficient route for the synthesis of substituted naphthalenes, phenanthrenes and other polynuclea...
1,2-Aromatic diesters can be transformed into strained bridged polycyclic structures by a two-step p...
1,2-Aromatic diesters can be transformed into strained bridged polycyclic structures by a two-step p...
Novel racemic tetraalkoxyresorcinarene derivatives can be prepared in good yields by boron trifluori...
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