Synthesis of three PI(3,4,5)P(3)s, sn-1-O-stearoyl-sn-2-O-arachidonoyl, ste
aroyl-linolenoyl, and distearoyl phosphatidyl-myo-inositol 3,4,5-trisphosph
ate with the natural configuration for the arachidonoyl version was establi
shed by employing 9-fluorenylmethyl-protected phosphate derivatives. (C) 19
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