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11. Syntheses based on 1,2-secopenicillins. Part II. Preparation of 4-(3-substituted prop-2-ynylthio)azetidin-2-ones. Harris MA; McMillan I; Nayler JH; Osborne NF; Pearson MJ; Southgate R J Chem Soc Perkin 1; 1976; (15):1612-5. PubMed ID: 987055 [No Abstract] [Full Text] [Related]
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13. Syntheses based on 1,2-secopenicillins. Part III. Hydration of 4-(3-substituted prop-2-ynylthio)azetidin-2-ones and a new cephalosporin synthesis. Nayler JH; Osborne NF; Pearson MJ; Southgate R J Chem Soc Perkin 1; 1976; (15):1615-20. PubMed ID: 987056 [No Abstract] [Full Text] [Related]
14. Synthesis and biological activity of some new benzimidazolyl-azetidin-2-ones and -thiazolidin-4-ones. Abdel-Rahman AE; Mahmoud AM; El-Naggar GM; El-Sherief HA Pharmazie; 1983 Sep; 38(9):589-90. PubMed ID: 6647531 [TBL] [Abstract][Full Text] [Related]
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16. Azetidine derivatives of tricyclic antidepressant agents. Melloni P; Della Torre A; Meroni M; Ambrosini A; Rossi AC J Med Chem; 1979 Feb; 22(2):183-91. PubMed ID: 423198 [TBL] [Abstract][Full Text] [Related]
17. Entry to new conformationally constrained amino acids. First synthesis of 3-unsubstituted 4-alkyl-4-carboxy-2-azetidinone derivatives via an intramolecular N(alpha)-C(alpha)-cyclization strategy. Gerona-Navarro G; Bonache MA; Herranz R; García-López MT; González-Muñiz R J Org Chem; 2001 May; 66(10):3538-47. PubMed ID: 11348142 [TBL] [Abstract][Full Text] [Related]
18. Chemistry of cephalosporin antibiotics. XV. Transformations of penicillin sulfoxide. A synthesis of cephalosporin compounds. Morin RB; Jackson BG; Mueller RA; Lavagnino ER; Scanlon WB; Andrews SL J Am Chem Soc; 1969 Mar; 91(6):1401-7. PubMed ID: 5776255 [No Abstract] [Full Text] [Related]
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20. Letter: Azetidinone antibiotics. XIV. Removal of a phthaloyl protective group from acid and base sensitive compounds. Kukolja S; Lammert SR J Am Chem Soc; 1975 Sep; 97(19):5582-3. PubMed ID: 239982 [No Abstract] [Full Text] [Related] [Next] [New Search]