Council of Scientific and Industrial Research

Chinta Venkat Reddy Reddy

Kondapuram Vijaya Raghavan

Boyapati Manoranjan Choudary

Mannepalli Lakshmi Kantam

Naidu Sreenivasa Chowdari

Balagam Bharathi

LDH-osmate of the formula &lsqb;M M (OH) &rsqb;&lsqb;OsO &rsqb; .zH O wherein M is a divalent cation selected from the group consisting of Mg , Mn , Fe , Co , Ni , Cu , Zn and Ca and M is a trivalent ion selected from the group consisting of Al , Cr , Mn , Fe and Co , and x is the mole fraction having integral value ranging from 0.2 to 0.33, and z is the number of water molecules and ranges from 1 to 4, useful as, a catalyst, and a process for the preparation thereof and use thereof to manufacture vicinal diols.

Preparation of new layered double hydroxides exchanged with osmate for asymmetric dihydroxylation of olefins to vicinal diols

A process for the preparation of high quality amine oxides by reacting a tertiary or secondary amine with hydrogen peroxide as an oxidant in the presence of a recyclable heterogeneous layered double hydroxide exchanged with one of the anions of transition metal oxides as a catalyst in an organic solvent at a temperature ranging between 10-25&deg; C. for a period of 1-6 hours under continuous stirring and separating the product by simple filtration and subsequently evaporation of solvents by known methods.

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Hyderabad Telangana, India

Chinta Venkat Reddy Reddy