3-Bromo-5-chlorobenzaldehyde → Methyl 4-[8-(5-bromo-2-chlorobenzyl)-2-oxo-1-oxa-3,8-diazaspiro[4.5]dec-3-yl]benzoate

Participants

Reaction Steps

The title compound was prepared from methyl 4-(2-oxo-1-oxa-3,8-diazaspiro[4.5]dec-3-yl)benzoate hydrochloride salt (50 mg, 0.153 mmol; Example 1, Step 2) and 3-bromo-5-chlorobenzaldehyde (43.7 mg, 0.199 mmol) following essentially the same procedure described in Step 1 of Example 7-6. The title compound was obtained as a yellow oil (76 mg) that was used without any further purification.

Provenance & Evidence