反应详情

Following the procedure described in Example 44, 130 mg of α-[6-(1-ethoxycarbonyl-3-phenylpropylamino)-2-(2-furyl)-5-oxoperhydro-1,4-thiazepin-4-yl]acetic acid (prepared as described in Example 57 above) were hydrolyzed with sodium hydroxide, to afford 87 mg of the title compound as a powder.