Patents by Inventor Carlo Botteghi

Carlo Botteghi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Steroidal chiral phosphines, methods for their preparation, catalytic systems containing them and catalytic processes in which they are used
    Patent number: 4438033
    Abstract: New steroidal chiral phosphines of formula ##STR1## wherein R represents a phosphorated group selected between ##STR2## methods for their preparation; catalytic systems comprising metal complexes and the above steroidal chiral phosphines; asymmetrical catalytic processes like hydrogenation, hydroformylation and hydrocarbalkoxylation of prochiral compounds which employ said catalytic systems.
    Type: Grant
    Filed: November 18, 1982
    Date of Patent: March 20, 1984
    Assignee: Consiglio Nazionale Delle Ricerche
    Inventors: Carlo Botteghi, Serafino G. Gladiali, Mauro Marchetti, Giovanni A. Faedda