Diethylamine → HCID 25223698, compound

Participants

Reaction Steps

As outlined in Example 17, Step 1 methyl 4-{3-[5-chloro-1-(diphenylmethyl)-2-(2-{[(2-formylbenzyl)sulfonyl]amino}ethyl)-1H-indol-3-yl]propyl}benzoate (Example 16, Step 5, 58 mg, 0.081 mmol) was reacted with HNEt2 (0.022 mL, 0.21 mmol) and NaBH(OAc)3 (56 mg, 0.26 mmol) in DCE (2 mL) to afford methyl 4-{3-[5-chloro-2-{2-[({2-[(diethylamino)methyl]benzyl}sulfonyl)amino]ethyl}-1-(diphenylmethyl)-1H-indol-3-yl]propyl}benzoate (26 mg, 41%) and the side product methyl 4-(3-{5-chloro-1-(diphenylmethyl)-2-[2-({[2-(hydroxymethyl)benzyl]sulfonyl}amino)ethyl]-1H-indol-3-yl}propyl)benzoate (8.6 mg, 15%), both as white solids.

Provenance & Evidence