Wockhardt Limited

Karuna Suresh Wankhede

Mahesh Vithalbhai Patel

Prasad Keshav Deshpande

Ravindra Dattatraya Yeole

Satish B Bhawsar

Sunil Bhaginath Jadhav

Shivaji Sampatrao Pawar

Sanjeev Joshi

Vinod Kashinath Ahirrao

Satish Bhavsar

Vijay Prakash Chavan

Kiran Ramchandra Patil

Mahesh Manikrao Surwase

Vikas Vithalrao Deshmukh

A process for preparation of (2S, 5R)-7-oxo-6-sulphooxy-2-[((3R)-piperidine-3-carbonyl)-hydrazino carbonyl]-1,6-diaza-bicyclo[3.2.1]octane is disclosed.

Process for preparation of (2S, 5R)-7-oxo-6-sulphooxy-2-[((3R)-piperidine-3-carbonyl)-hydrazino carbonyl]-1,6-diaza-bicyclo [3.2.1]-octane

A process for preparation of a compound of Formula (I) is disclosed. 

Process for preparation of sodium (2S,5R)-6-(benzyloxy)-7-oxo-1,6-diazabicyclo[3.2.1]octane-2-carboxylate

A process for preparation of (2S,5R)-7-oxo-6-sulphooxy-2-[((3R)-piperidine-3-carbonyl)-hydrazino carbonyl]-1,6-diaza-bicyclo[3.2.1]octane of Formula (I) is disclosed which is comprising reacting a compound of Formula (II) with a compound of Formula (III) to obtain a compound of Formula (IV). Crystalline compounds of Formula (I) are claimed. 

Process for preparation of (2S, 5R)-7-oxo-6-sulphooxy-2[((3R)-piperidine-3-carbonyl)-hydrazino carbonyl]-1,6-diaza-bicyclo [3.2.1]-octane

A process for preparation of (2S, 5R)-Sulfuric acid mono-{[(4-aminopiperidin-4-yl) carbonyl]-7-oxo-1,6-diaza-bicyclo[3.2.1]-oct-6-yl} ester is disclosed which comprises reacting a compound of Formula (II) with a compound of Formula (III) to obtain a compound of Formula (IV). 

(2S, 5R)-sulfuric acid mono-{[(4-aminopiperidin-4-yl) carbonyl]-7-oxo-1,6-diaza-bicyclo[3.2.1]-oct-6-yl} ester

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Aurangabad, India

Karuna Suresh Wankhede