Author
S K Talapatra
Bio: S K Talapatra is an academic researcher. The author has an hindex of 1, co-authored 1 publications receiving 3 citations.
Papers
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Journal Article•
3 citations
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TL;DR: In this paper, the first natural fluorenone derivatives of Dendrobium gibsonii, namely dengibsin and Dengibsnin, have been assigned 1,5-dihydroxy-7-methoxy-9-fluorenone structures.
33 citations
Patent•
16 Jun 2010TL;DR: In this paper, the authors proposed a process for preparing substituted and unsubstituted terephthalic acid and carboxylate derivatives with a significant renewable content, where a portion of the starting materials utilized is derived from renewable resources.
Abstract: The present invention relates to novel substituted and unsubstituted terephthalic acid and carboxylate derivatives and products prepared therefrom having a significant renewable content The invention also relates to processes for preparing substituted and unsubstituted terephthalic and carboxylate derivatives thereof wherein a portion of the starting materials utilized is derived from renewable resources The invention also relates to novel cyclohexene based intermediates prepared in these processes and to conversion of these intermediates to substituted and unsubstituted cyclohexane-1,4-dicarboxylates and carboxylate derivatives thereof and novel forms of the resulting products having renewable content The invention also relates to products prepared from substituted and unsubstituted terephthalic acid and carboxylate derivatives thereof derived from starting materials derived from renewable resources
21 citations
Patent•
16 Jun 2010
TL;DR: In this article, the present invention relates to cyclohexene having carboxylate derivatives at the 1 and 4 positions, and optionally the 2 position, and relates to processes for preparing such compounds of formula (I) wherein a portion of the starting materials utilized is derived from renewable resources.
Abstract: The present invention relates to cyclohexene having carboxylate derivatives at the 1 and 4, and optionally the 2, position. The invention also relates to processes for preparing such compounds of formula (I) wherein a portion of the starting materials utilized is derived from renewable resources.
13 citations