C - Chemistry – Metallurgy – 07 – F
Patent
C - Chemistry, Metallurgy
07
F
C07F 13/00 (2006.01) A61K 51/04 (2006.01) C07B 59/00 (2006.01) C07D 213/69 (2006.01) A61K 49/02 (1990.01)
Patent
CA 2125025
2125025 9310822 PCTABS00022 Disclosed are cationic complexes of Tc-99m and ligands having structure (A), wherein: R1 is hydrogen or is selected from the group consisting of C1 to C20 alkyl; C3 to C12 cycloalkyl; C7 to C24 aralkyl; C2 to C16 alkyl ethers, thioethers, ketones or esters; C7 to C27 aralkyl ethers; R2 is hydrogen or is a C1 to C4 lower alkyl radical selected from the group consisting of methyl, ethyl, propyl, isopropyl, butyl isobutyl, sec-butyl and tert-butyl.
Edwards David Scott
Orvig Christopher Erik Ross
Poirier Michael John
Du Pont Merck Pharmaceutical Company
Du Pont Pharmaceuticals Company
Sim & Mcburney
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