3-Bromo-4-chlorobenzaldehyde → Methyl 4-[8-(3-bromo-4-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 (60 mg, 0.185 mmol; Example 1, Step 2) and 3-bromo-4-chlorobenzaldehyde (48.6 mg, 0.222 mmol) following essentially the same procedure described in Step 1 of Example 7-6. The title compound was obtained as a yellow oil (91 mg) that was used without any further purification.

Provenance & Evidence