Abstract: The invention provides novel compounds having the general formula (I) wherein R1, R2, R3, R4, W, A and B are as described herein, compositions including the compounds and methods of using the compounds.
Type:
Grant
Filed:
September 16, 2015
Date of Patent:
July 18, 2017
Assignee:
Hoffmann-La Roche Inc.
Inventors:
Bernd Buettelmann, Simona M. Ceccarelli, Aurelia Conte, Holger Kuehne, Bernd Kuhn, Werner Neidhart, Ulrike Obst Sander, Hans Richter
Abstract: A fabric cleaning composition comprising from 1% to 20% by weight of the fabric cleaning composition of an oxygen-based bleaching source and a hueing agent, and wherein the neat composition has a pH between 2.5 and 5.5, and a method of using said fabric cleaning composition.
Type:
Grant
Filed:
May 16, 2012
Date of Patent:
March 10, 2015
Assignee:
The Procter & Gamble Company
Inventors:
Margherita Scartozzi, Luca Sarcinelli, Sophie Anne Marguerite Goellner, Enza Ceccobelli, Leo Gagliardi
Abstract: .beta.-Lactam antibiotics having an .alpha.-formamido substituent on the carbon atom adjacent to the carbonyl group of the .beta.-lactam ring and in particular bicyclic compounds having the partial structure: ##STR1## Intermediates and processes for the preparation of the compounds are further disclosed.