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L B Townsend

Showing results (21-30 of 138) with videos related to

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Nucleosides & Nucleotides|March 6, 1999
Total synthesis of the naturally occurring antibiotic toyocamycin using new and improved synthetic proceduresA R Porcari, L B Townsend
Journal of the Chemical Society. Perkin Transactions 1|January 1, 1975
Pyrrolopyrimidine nucleosides. Part XI. Influence of amino-groups at C-4 and C-6 or an amino-group at C-6 on the reactivity of a 5-cyano-group in pyrrolo(2,3-d)pyrimidine nucleosidesK H Schram, L B Townsend
Journal of the Chemical Society. Perkin Transactions 1|January 1, 1975
Bicyclic nucleosides related to pyrimidine nucleosides. Part III. 3-(Beta-D-ribofuranosyl)isoguanineC L Schmidt, L B Townsend
The Journal of Organic Chemistry|July 14, 1972
Purine nucleosides. XXXI. The directive effect which certain exocyclic substituents at C-8 of adenine have on the site of ribosylationC L Schmidt, L B Townsend
Journal of the Chemical Society. Perkin Transactions 1|January 1, 1972
Pyrazolopyrimidine nucleosides. IV. Synthesis and chemical reactivity of the C-nucleoside selenoformycin B and derivativesG H Milne, L B Townsend
Journal of Medicinal Chemistry|February 28, 1997
Design, synthesis, and antiviral evaluation of 2-chloro-5,6-dihalo-1-beta-D-ribofuranosylbenzimidazoles as potential agents for human cytomegalovirus infectionsR Zou, J C Drach, L B Townsend
Zeitschrift Fur Naturforschung. Section C, Biosciences|September 1, 1979
Further evidence for a S-syn correlation in the purine(beta)ribosides: the solution conformation of two tricyclic analogs of adenosine and guanosineG Klimke, H D Lüdemann, L B Townsend
Journal of Medicinal Chemistry|January 1, 1983
Pyrrolopyrimidine nucleosides. 18. Synthesis and chemotherapeutic activity of 4-amino-7-(3-deoxy-beta-D-ribofuranosyl)pyrrolo[2,3-d] pyrimidine-5-carboxamide (3'-deoxysangivamycin) and 4-amino-7-(2-deoxy-beta-D-ribofuranosyl)pyrrolo[2,3-d] pyrimidine-5-carboxamide (2'-deoxysangivamycin)T Maruyama, L L Wotring, L B Townsend
Journal of Medicinal Chemistry|February 28, 1997
Design, synthesis, and antiviral evaluation of 2-substituted 4,5-dichloro- and 4,6-dichloro-1-beta-D-ribofuranosylbenzimidazoles as potential agents for human cytomegalovirus infectionsR Zou, J C Drach, L B Townsend
The Journal of Organic Chemistry|July 10, 2001
Dimetalation of pyrazines. a one-pot synthesis of multisubstituted pyrazine C-nucleosidesW Liu, D S Wise, L B Townsend
Pageof 14

Showing results (21-30 of 138) with videos related to

Sort By:
Pageof 14
Nucleosides & Nucleotides|March 6, 1999
Total synthesis of the naturally occurring antibiotic toyocamycin using new and improved synthetic proceduresA R Porcari, L B Townsend
Journal of the Chemical Society. Perkin Transactions 1|January 1, 1975
Pyrrolopyrimidine nucleosides. Part XI. Influence of amino-groups at C-4 and C-6 or an amino-group at C-6 on the reactivity of a 5-cyano-group in pyrrolo(2,3-d)pyrimidine nucleosidesK H Schram, L B Townsend
Journal of the Chemical Society. Perkin Transactions 1|January 1, 1975
Bicyclic nucleosides related to pyrimidine nucleosides. Part III. 3-(Beta-D-ribofuranosyl)isoguanineC L Schmidt, L B Townsend
The Journal of Organic Chemistry|July 14, 1972
Purine nucleosides. XXXI. The directive effect which certain exocyclic substituents at C-8 of adenine have on the site of ribosylationC L Schmidt, L B Townsend
Journal of the Chemical Society. Perkin Transactions 1|January 1, 1972
Pyrazolopyrimidine nucleosides. IV. Synthesis and chemical reactivity of the C-nucleoside selenoformycin B and derivativesG H Milne, L B Townsend
Journal of Medicinal Chemistry|February 28, 1997
Design, synthesis, and antiviral evaluation of 2-chloro-5,6-dihalo-1-beta-D-ribofuranosylbenzimidazoles as potential agents for human cytomegalovirus infectionsR Zou, J C Drach, L B Townsend
Zeitschrift Fur Naturforschung. Section C, Biosciences|September 1, 1979
Further evidence for a S-syn correlation in the purine(beta)ribosides: the solution conformation of two tricyclic analogs of adenosine and guanosineG Klimke, H D Lüdemann, L B Townsend
Journal of Medicinal Chemistry|January 1, 1983
Pyrrolopyrimidine nucleosides. 18. Synthesis and chemotherapeutic activity of 4-amino-7-(3-deoxy-beta-D-ribofuranosyl)pyrrolo[2,3-d] pyrimidine-5-carboxamide (3'-deoxysangivamycin) and 4-amino-7-(2-deoxy-beta-D-ribofuranosyl)pyrrolo[2,3-d] pyrimidine-5-carboxamide (2'-deoxysangivamycin)T Maruyama, L L Wotring, L B Townsend
Journal of Medicinal Chemistry|February 28, 1997
Design, synthesis, and antiviral evaluation of 2-substituted 4,5-dichloro- and 4,6-dichloro-1-beta-D-ribofuranosylbenzimidazoles as potential agents for human cytomegalovirus infectionsR Zou, J C Drach, L B Townsend
The Journal of Organic Chemistry|July 10, 2001
Dimetalation of pyrazines. a one-pot synthesis of multisubstituted pyrazine C-nucleosidesW Liu, D S Wise, L B Townsend
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