Recent studies in experimental tuberculosis carried on in this institute'have demonstrated that potentiation is obtained in combined therapy with streptomycin and certain derivatives of 4, 4'-diaminodiphenylsulfone. The presence of one free amino group appears to be essential for good action. It seemed desirable to test the chemotherapeutic properties of n- acylamide and ester derivatives. Compounds of this type were obtained by the ...
![4-[[4-[(4-aminophenyl)sulphonyl]phenyl]amino]-4-oxobutyric acid Structure](https://image.chemsrc.com/caspic/211/5934-14-5.png)