反应详情

The synthesis was achieved in analogy to example 3. From 17 g of dimethyl-N-(4-(tert.-butoxycarbonylamino)-2-nitrobenzamido)-L-glutamate 19.5 g of N-(4-amino-2-nitrobenzamido)-L-glutamic acid-dimethylester×trifluoroacetic acid salt were obtained which were used directly in example 4(c).