SEMISYNTHETIC PENICILLINS .3. AMINOPENICILLINS VIA AZIDOPENICILLINS

[11] CLARKE HT, 1949, CHEMISTRY PENICILLIN, P909

[12] CLARKE HT, 1949, CHEMISTRY PENICILLIN, P148

[13] The hydrazide and azide of gamma-azido-butyric acid. [J]. BERICHTE DER DEUTSCHEN CHEMISCHEN GESELLSCHAFT, 1912, 45 : 1045 - 1050

[14] Hydrazide and azide of alpha- and beta-azido-propion acid. [J]. BERICHTE DER DEUTSCHEN CHEMISCHEN GESELLSCHAFT, 1912, 45 : 1037 - 1044

[15] Hydrazino acids of the general form [J]. JOURNAL FUR PRAKTISCHE CHEMIE-LEIPZIG, 1919, 99 (7/8): : 179 - 231

[16] Darapsky A, 1936, J PRAKTISCHE CHEMIE, V146, P219, DOI 10.1002/prac.19361460805

[17] SOME NOVEL ACID-STABLE PENICILLINS [J]. NATURE, 1961, 191 (479) : 1091 - &

[18] DERIVATIVES OF 6-AMINOPENICILLANIC ACID .1. ALPHA-AMINOBENZYLPENICILLIN AND SOME RELATED COMPOUNDS [J]. JOURNAL OF THE CHEMICAL SOCIETY, 1962, (APR): : 1440 - &

[19] DOYLE FP, 1961, Patent No. 873049

[20] DOYLE FP, 1961, Patent No. 870395

[11] CLARKE HT, 1949, CHEMISTRY PENICILLIN, P909

[12] CLARKE HT, 1949, CHEMISTRY PENICILLIN, P148

[13] The hydrazide and azide of gamma-azido-butyric acid. [J]. BERICHTE DER DEUTSCHEN CHEMISCHEN GESELLSCHAFT, 1912, 45 : 1045 - 1050

[14] Hydrazide and azide of alpha- and beta-azido-propion acid. [J]. BERICHTE DER DEUTSCHEN CHEMISCHEN GESELLSCHAFT, 1912, 45 : 1037 - 1044

[15] Hydrazino acids of the general form [J]. JOURNAL FUR PRAKTISCHE CHEMIE-LEIPZIG, 1919, 99 (7/8): : 179 - 231

[16] Darapsky A, 1936, J PRAKTISCHE CHEMIE, V146, P219, DOI 10.1002/prac.19361460805

[17] SOME NOVEL ACID-STABLE PENICILLINS [J]. NATURE, 1961, 191 (479) : 1091 - &

[18] DERIVATIVES OF 6-AMINOPENICILLANIC ACID .1. ALPHA-AMINOBENZYLPENICILLIN AND SOME RELATED COMPOUNDS [J]. JOURNAL OF THE CHEMICAL SOCIETY, 1962, (APR): : 1440 - &

[19] DOYLE FP, 1961, Patent No. 873049

[20] DOYLE FP, 1961, Patent No. 870395