Methyl phenylacetate → HCID 53755322, compound

Participants

Reaction Steps

The target compound was prepared as a pale yellow oil in an amount 7.7 g at a yield of 95.7% in the same manner as in Example 1 except that 5.0 g (23 mmol) of 5-(N-t-butoxycarbonylamino)pentanoic acid instead of 5-(N-benzyloxycarbonylamino)pentanoic acid was dissolved in 25 ml of THF and 4.1 g (25.3 mmol) of CDI was added; 9.05 ml (69 mmol) of diisopropylamine and 25 ml of THF were added and 42 ml (69 mmol) of 1.63N BA solution was added dropwise; 10.4 g (69 mmol) of methyl phenylacetate was dissolved in 25 ml of THF; and 30 ml of saturated aqueous ammonium chloride solution was added to the reaction solution, the reaction was terminated, 50 g of 4N hydrochloric acid was added, and 100 ml of ethyl acetate was further added. The analytical results on the target compound are given below.

Provenance & Evidence