C - Chemistry – Metallurgy – 12 – P
Patent
C - Chemistry, Metallurgy
12
P
167/180, 260/230
C12P 1/06 (2006.01) A61K 35/74 (2006.01) C07G 11/00 (2006.01) C07H 17/00 (2006.01) C12P 19/60 (2006.01) C12P 19/64 (2006.01)
Patent
CA 1337760
Antibacterial and antitumor agents designated LL-E33288.epsilon.-I and LL-E33288.epsilon.-Br, their production by strains of Micromonospora echinospora ssp. calichensis designated NRRL-15839, NRRL-15975 and NRRL-18149, and chemical processes for their production, are disclosed. Novel intermediates prepared in the chemical processes are disclosed. Processes for producing reductively aromatized derivatives of other antibiotics are also disclosed.
591995
Ellestad George A.
Mcgahren William James
Ellestad George A.
Mcgahren William James
Smart & Biggar
Wyeth Holdings Corporation
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