1,2-Dichloroethane → HCID 86671985, compound

Participants

Reaction Steps

A suspension of (E)-3-[1′-methyl-4-oxo-spiro(chromane-2,3′-azetidine)-6-yl]-acrylic acid (400 mg, 1.29 mmol) in DCM (16 ml) was treated with TEA (0.30 ml, 2.2 mmol) and then with EDC (420 mg, 2.20 mmol), HOBt (297 mg, 2.20 mmol) and NH2OTHP (204 mg, 1.75 mmol) following the procedure described in Example 30, Step B, giving (E)-3-[1′-methyl-4-oxo-spiro(chromane-2,3′-azetidine)-6-yl]-N-(tetrahydro-pyran-2-yloxy)-acrylamide (340 mg) as a light yellow solid.

Provenance & Evidence