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6. Synthesis of cephalosporins and penicillins by enzymatic acylation. Takahashi T; Kato K; Yamazaki Y; Isono M Jpn J Antibiot; 1977 Dec; 30 Suppl():230-8. PubMed ID: 349192 [No Abstract] [Full Text] [Related]
7. 6-epi-penicillins and 7-epi-cephalosporins. Gutowski GE Tetrahedron Lett; 1970 May; (21):1779-82. PubMed ID: 5433530 [No Abstract] [Full Text] [Related]
8. Letter: Beta-thionolactam analogs of cephalosporins and penicillins. Wojtkowski PW; Dolfini JE; Kocy O; Cimarusti CM J Am Chem Soc; 1975 Sep; 97(19):5628-30. PubMed ID: 1159241 [No Abstract] [Full Text] [Related]
9. Semisynthetic penicillins and cephalosporins. Diaconu E; Grăunte X; Dumitrescu S; Nechifor M; Hoişie S; Lupuşoru C Rev Med Chir Soc Med Nat Iasi; 1988; 92(2):359-60. PubMed ID: 3187246 [No Abstract] [Full Text] [Related]
10. Substituent effects upon the base hydrolysis of penicillins and cephalosporins. Competitive intramolecular nucleophilic amino attack in cephalosporins. Indelicato JM; Norvilas TT; Pfeiffer RR; Wheeler WJ; Wilham WL J Med Chem; 1974 May; 17(5):523-7. PubMed ID: 4830254 [No Abstract] [Full Text] [Related]
11. Chemical transformations of penicillins and cephalosporins. Mechanism and stereochemistry of the interconversions of penam and cepham systems. Kukolja S; Lammert SR; Gleissner MR; Ellis AI J Am Chem Soc; 1975 May; 97(11):3192-8. PubMed ID: 1133345 [No Abstract] [Full Text] [Related]
12. Total synthesis of beta-lactam antibiotics. IV. Epimerization of 6(7)-aminopenicillins and -cephalosporins from alpha to beta. Firestone RA; Maciejewicz NS; Ratcliffe RW; Christensen BG J Org Chem; 1974 Feb; 39(4):437-40. PubMed ID: 4814781 [No Abstract] [Full Text] [Related]
13. Studies related to penicillins and cephalosporins. 3. Oxidative rearrangement of a 4-mercaptoazetidin-2-one to a delta4-isothiazolin-3-one. Bachi MD; Goldberg O J Chem Soc Perkin 1; 1974; 10(0):1184-7. PubMed ID: 4859508 [No Abstract] [Full Text] [Related]
14. Structural studies on penicillin derivatives. IX. Synthesis of thiazolidine-azetidinones. Cooper RD; José FL J Am Chem Soc; 1972 Feb; 94(3):1021-2. PubMed ID: 5061137 [No Abstract] [Full Text] [Related]
15. Development of the semi-synthetic penicillins and cephalosporins. Hamilton-Miller JM Int J Antimicrob Agents; 2008 Mar; 31(3):189-92. PubMed ID: 18248798 [TBL] [Abstract][Full Text] [Related]
16. The total synthesis of a nuclear analogue of the penicillin--cephalosporin antibiotics. Brunwin DM; Lowe G; Parker J J Chem Soc Perkin 1; 1971; 22():3756-62. PubMed ID: 5167084 [No Abstract] [Full Text] [Related]
17. Orally active cephalosporins and penicillins. Böhme EH; Bambury RE; Baumann RJ; Erickson RC; Harrison BL; Hoffman PF; McCarty FJ; Schnettler RA; Vaal MJ; Wenstrup DL J Med Chem; 1980 Apr; 23(4):405-12. PubMed ID: 7381838 [TBL] [Abstract][Full Text] [Related]
18. Synthesis of 3-hydroxy-, 3-chloro-, and 3-methoxy-3-cephems from penicillins via 4-dithio-2-azetidinone intermediates. Kukolija S; Gleissner MR; Ellis AI; Dorman DE; Paschal JW J Org Chem; 1976 Jun; 41(13):2276-9. PubMed ID: 932855 [No Abstract] [Full Text] [Related]
19. Letter: Biogenetic-type synthesis of penicillin-cephalosporin antibiotics. I. A stereocontrolled synthesis of the penam- and cephem-ring systems from an acyclic tripeptide equivalent. Nakatsuka SI; Tanino H; Kishi Y J Am Chem Soc; 1975 Aug; 97(17):5008-10. PubMed ID: 1165351 [No Abstract] [Full Text] [Related]
20. Synthesis of 7-[7-(2-thienylacetamido)-cephalosporanamido]cephalosporanic and 6-[7-(2-thienylacetamido)cephalosporanamido]-penicillanic acids. Mazzeo P; Segnalini F Farmaco Sci; 1981 Nov; 36(11):916-20. PubMed ID: 7308459 [TBL] [Abstract][Full Text] [Related] [Next] [New Search]