Hydrochloric Acid → HCID 178520747, compound

Participants

Reaction Steps

To (R)-3-(2-(trans-4-(2-(tert-butyldimethylsilyloxy)ethylamino)cyclohexyl)acetamido)-2-hydroxy-3,4-dihydro-2H-benzo[e][1,2]oxaborinine-8-carboxylic acid from step 1 (100 mg) in a flask was added 4 mL 4N HCl in dioxane. The resulting reaction mixture was stirred at RT for 2 hr. The solvent was removed in vacuo and the residue was purified by reverse phase preparative HPLC and dried using lyophilization. ESI-MS m/z 391 (MH)+.

Provenance & Evidence