HCID 70140565, compound → HCID 70080987, compound

Participants

Reaction Steps

The compound of Example 8 was dissolved in DMSO and air was bubbled through the solution overnight. The mixture was quenched with ice water and filtered to give a crude solid which was flash chromatographed (octadecylsilane silica gel, 60% CH3CN/H2O/0.1% TFA) to yield the title compound. MS(ES) 498 [M+H]+, 496 [M-H]- ; Anal. (C28H27N5O4.1.85 TFA.0.25 H2O) calcd: C, 53.40; H, 4.15; N, 9.82. found: C, 53.52; H, 4.42; N, 9.72.

Provenance & Evidence