Zobrazeno 1 - 10
of 61
pro vyhledávání: '"E. D. Bergmann"'
Autor:
Lin Chun-Hsu, E. D. Bergmann
Publikováno v:
Synthesis. 1973:44-46
Autor:
E. D. Bergmann, Y. Migron
Publikováno v:
Organic Preparations and Procedures International. 8:75-80
Publikováno v:
The Journal of Organic Chemistry. 37:2222-2228
Publikováno v:
Organic Mass Spectrometry. 3:1359-1364
The molecular ion of the phenothiaphosphine derivatives is fairly stable. Under electronimpact, the phenothiaphosphines (I) and phenothiaphosphinic acids (IV, R = H) undergo a one-step elimination of the phosphorus atom together with the groups attac
Autor:
M. B. Lion, E. D. Bergmann
Publikováno v:
Journal of General Microbiology. 25:291-296
SUMMARY: The lethal effect of oxygen on Escherichia coli organisms freeze-dried from water may be partly abolished by the addition of certain compounds before lyophilization. Three groups of such protective compounds were found: (i) thiourea, some of
Publikováno v:
Israel Journal of Chemistry. 1:79-85
Autor:
E. D. Bergmann
Publikováno v:
J. Chem. Soc.. :2840-2844
Autor:
E. D. Bergmann, Gerard S. Marx
Publikováno v:
The Journal of Organic Chemistry. 37:1807-1810
Autor:
E. D. Bergmann
Publikováno v:
Israel Journal of Chemistry. 1:91-105
A survey is given of the existing knowledge on the mode of action of DDT and analogous compounds, especially the 1,1-diaryl-2,2,2-trifluoroethane derivatives, as well as DDT synergists. The relative importance of DDT dehydrochlorinase for the detoxif
Publikováno v:
Separation Science. 3:1-9
Various solvents and operating conditions were investigated for paperchromatographic separation of the various esters in the mixture obtained by the reaction P4O10 + 4ROH. Optimum separation was obtained with a propanol-isobutanol-water-ammonia solve