Patent ID: 6376697
Filing Date: 2002-04-23
Classification: C07B,C07F,Y02P

Abstract:
A substantially purified phosphoinositide compound that comprises at least a first stable or radioactive isotope label within the inositol or glycerol residue of said phosphoinositide compound; wherein said stable or radioactive isotope label is selected from the group consisting of 2H, 3H, 32P, 33P and 35S and wherein said phosphoinositide compound has the myo-inositol-based structure: wherein:Râ€²,Râ€³=fattyacyl, alkyl or H; R3, R4, R5=H or Q(T)(OH)2; Q=P, 32P or 33P; T=O or 35S; W, X, Y, Z=2H,3H or H; and wherein said structure contains at least one 2H, 3H, 32P, 33P or 35S as isotopic label.