Chiral phosphorus compound

US8735583B2 · kind B2 · utility

Assignee

• Johnson Matthey Public Limited Company · GB

Inventors

• Brian Adger
• Alan Dyke · London, GB
• Giancarlo Francio · Nùgoro/Nuoro, IT
• Frederick Ernest Hancock · Springtown, GB
• Walter Leitner · Aachen, DE
• Thomas Pullmann · Aachen, DE
• Andreas Seger · Soham, GB
• Antonio Zanotti-Gerosa · Cambridge, GB

Key dates

• Filing date: Feb 6, 2013
• Grant date: May 27, 2014
• Expiry date: Feb 6, 2033

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07F15/0073
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Methods of making a chiral phosphorus compound of formula (X) are disclosed:wherein R1, R2, R3 are chiral or achiral groups selected from the list consisting of substituted or unsubstituted straight-chain, branched-chain or cyclic aliphatic or aromatic groups and in which the pair R1/R2 may be interconnected to form a ring.