Zobrazeno 1 - 10
of 723
pro vyhledávání: '"J L, Occolowitz"'
Autor:
M J, Skibic, K W, Taylor, J L, Occolowitz, M W, Collins, J W, Paschal, L J, Lorenz, L A, Spangle, D E, Dorman, S W, Baertschi
Publikováno v:
Journal of pharmaceutical sciences. 82(10)
The aqueous degradation of the carbacephalosporin loracarbef under moderately acidic conditions (pH range, 2.7-4.3) is described. Structures of a total of 10 compounds isolated by preparative reversed-phase HPLC have been proposed. Five of these 10 d
Autor:
P M, Franz, E L, Mattiuz, B L, Hatcher, K A, DeSante, A P, Breau, J L, Occolowitz, D E, Dorman, C R, Schmid, M J, Goldberg, A, Rubin
Publikováno v:
Drug metabolism and disposition: the biological fate of chemicals. 21(2)
Zatosetron is being tested clinically as an antianxiety agent; it is a highly selective antagonist of the serotonin 5-HT3 receptor, with minimal agonist activity. The disposition of [14C]zatosetron was studied in five healthy men after a single oral
Publikováno v:
Natural Product Reports; Oct2024, Vol. 41 Issue 10, p1543-1578, 36p
Publikováno v:
Canadian Journal of Chemistry. 45:501-507
The synthesis of the title compound III was studied in detail and the following combination of methods was found reliable and convenient. The oxime derivative Ib of ketone la was reduced with sodium–ethanol to 3β-hydroxy-17β-amino-androst-5-ene.
Autor:
J. L. Occolowitz
Publikováno v:
Analytical Chemistry. 36:2177-2181
Publikováno v:
Organic Mass Spectrometry. 1:527-530
Using energetic considerations, ketonic structures are postulated for the [Molefin]+ fragments derived from alkoxybenzenes, alkylthiobenzenes and 9-ethoxyanthracene. Experimentally determined heats of formation for the tautomeric molecular ions deriv
Autor:
G. L. White, J. L. Occolowitz
Publikováno v:
Analytical Chemistry. 35:1179-1182
Publikováno v:
Organic Mass Spectrometry. 2:209-212
The mass spectra of deuterated species shows that both the isomeric ions (CH2=SH)(+) and (CH3-S)(+) are formed in the ratio 2:1 from CH3SH; the ions (CH3CH=SH)(+) and (CH3CH2S)(+) in the ratio 0.8:1 from CH3CH2SH; and (CH2=OH)(+) and (CH3-O)(+) in th
Autor:
Y. AHMAD, K. FATIMA, ATTA-UR-RAHMAN ATTA-UR-RAHMAN, J. L. OCCOLOWITZ, B. A. SOLHEIM, J. CLARDY, R. L. GARNICK, P. W. LE QUESNE
Publikováno v:
Chemischer Informationsdienst. 8
Publikováno v:
Chemischer Informationsdienst. 12