Wockhardt Limited

Sunil Bhaginath Jadhav

Prasad Keshav Deshpande

Satish B Bhawsar

Mahesh Vithalbhai Patel

Ravindra Dattatraya Yeole

Shivaji Sampatrao Pawar

Sachin Subhash Bhagwat

Vikas Vitthalrao Deshmukh

Sanjay Kisan Dabhade

Ravikumar Tadiparthi

Vijaykumar Jagdishwar Patil

Satish Shrimant Birajdar

Sanjeev Joshi

Deepak Dekhane

Mohammad Usman Shaikh

Piyush Ambalal Patel

Vipul Rane

Amit Chandra Mishra

Sunil Gupta

Karuna Suresh Wankhede

Vinod Kashinath Ahirrao

Bharat Dhond

Laxmikant Pavase

Rajesh Kale

Bharat Dond

Sanjay Raikar

Satish Birajdar

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

Compounds of Formula (I), their preparation, and use in preventing or treating a bacterial infection are disclosed. (I) 

Nitrogen containing compounds and their use as antibacterial agents

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

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

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)-7-oxo-6-sulphooxy-2-[((3R)-pyrrolidine-3-carbonyl)-hydrazino carbonyl]-1,6-diaza-bicyclo[3.2.1]octane is disclosed comprising reacting a compound of Formula (II) with a compound of Formula (III) to obtain a compound of Formula (IV). The crystalline end-product is als claimed.

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

A process for preparation of a sodium salt of (2S,5R)-2-carboxamido-7-oxo-6-sulfooxy-1,6-diaza-bicyclo[3.2.1]octane is disclosed which is comprising the amidation of a compound of Formula (II) to obtain a compound of Formula (III). 

Process for sodium salt of (2S, 5R)-2-carboxamido-7-oxo-6-sulfooxy -1,6-diaza-bicyclo[3.2.1]octane

Compounds of Formula (I), their preparation and use in preventing or treating bacterial infections are disclosed. 

Nitrogen containing heterocyclic compounds

1,6-diazabicyclo [3,2,1] octan-7-one derivatives and their use in the treatment of bacterial infections

Growing community of inventors

Ahmednagar, India

Sunil Bhaginath Jadhav