Showing papers by "Kalpattu K. Balasubramanian published in 1983"
TL;DR: The Claisen rearrangement of aryl propargyl ethers in poly(ethylene glycol) -200 at 200°C affords products in good yields.
38 citations
TL;DR: In this article, the Oxidative Claisen rearrangement of 3-aryloxymethyl-(2H)-benzopyrans has been shown to yield the normal products.
6 citations
TL;DR: The photolysis of 4-methyl-3-(2-hydroxyphenyl)chrom-3-enes (1) in methanol at 300 nm affords 4b,9b-dihydro-4b, 9b-dimethylbenzofuro[3, 2-b]benzOFurans (2) in good yield and the reaction rate is accelerated by sodium methoxide as mentioned in this paper.
Abstract: The photolysis of 4-methyl-3-(2-hydroxyphenyl)chrom-3-enes(1) in methanol at 300 nm affords 4b,9b-dihydro-4b, 9b-dimethylbenzofuro[3, 2-b]benzofurans (2), in good yield and the reaction rate is accelerated by sodium methoxide.
2 citations
TL;DR: The photolysis of 4-methyl-3-(2-hydroxyphenyl)chrom-3-enes (1) in methanol at 300 nm affords 4b,9b-dihydro-4b, 9b-dimethylbenzofuro[3, 2-b]benzOFurans (2) in good yield and the reaction rate is accelerated by sodium methoxide as mentioned in this paper.
Abstract: The photolysis of 4-methyl-3-(2-hydroxyphenyl)chrom-3-enes(1) in methanol at 300 nm affords 4b,9b-dihydro-4b, 9b-dimethylbenzofuro[3, 2-b]benzofurans (2), in good yield and the reaction rate is accelerated by sodium methoxide.