Zobrazeno 1 - 8 of 8 pro vyhledávání: '"L M, Principe"'
1
Alchemy vs. chemistry: the etymological origins of a historiographic mistake
Autor: W R, Newman, L M, Principe
Publikováno v: Early science and medicine. 3(1)
The parallel usage of the two terms "alchemy" and "chemistry" by seventeenth-century writers has engendered considerable confusion among historians of science. Many historians have succumbed to the temptation of assuming that the early modern term "c
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::5df134b442bc7ecae377a84498173230
https://pubmed.ncbi.nlm.nih.gov/11620328
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2
Synthesis of tetraphenylstannacyclopentadienes (stannoles). 2. Derivatives and adducts of 1,1-dihalo-2,3,4,5-tetraphenylstannoles
Autor: W. A. Gustavson, W. Z. Min Rhee, L. M. Principe, J. J. Zuckerman
Publikováno v: Inorganic Chemistry. 20:3460-3468
1,1-Dibromo- and 1,1-diiodo-2,3,4,5-tetraphenyl-1-stannacyclopentadiene, dihalotetraphenylstannoles, XYSnC4(C6H5)4, can be derivatized to form a series of disubstituted products in which X = Y = N3, iso-NCO, iso-SCN, OC(O)CH3, SC(S)N(C2H5)2, N(CH3)2
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::77f472812942f940483ed72b48249011
https://doi.org/10.1021/ic50224a060
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3
Synthesis of tetraphenylstannacyclopentadienes (stannoles). 1. Alkylation of 1,1-dihalostannoles leading to lithium 1,1-bis-(.eta.1-cyclopentadienyl)-1-halo-2,3,4,5-tetraphenylstannole, an [R4SnX]- anion, with pseudorotating axial- and equatorial-fluxional .eta.1-cyclopentadienyl groups
Autor: W. A. Gustavson, J. J. Zuckerman, L. M. Principe, W. Z. Min Rhee
Publikováno v: Journal of the American Chemical Society. 103:4126-4131
1,1-Dibromo- and 1,1-diiodo-2,3,4,5-tetraphenylstannacyclopentadiene (dibromo- and diiodostannole) formed from controlled phenyltin cleavage of hexaphenylstannole by elemental bromine and iodine, respectively, undergo conventional alkylation by methy
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::852af71a418c95f87ba3645864ec8d94
https://doi.org/10.1021/ja00404a024
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4
R- and S-Warfarin inhibition of vitamin K and vitamin K 2,3-epoxide reductase activities in the rat
Autor: L M Principe, M J Fasco
Publikováno v: Journal of Biological Chemistry. 257:4894-4901
Reduction of vitamin K 2,3-epoxide and vitamin K catalyzed by hepatic microsomal enzymes is required for normal, postribosomal, gamma-carboxyglutamate formation in the prothrombin complex Factors II, VII, IX, and X. The R- and S-warfarin enantiomers
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2a3235706392d8fedc0e041347a0ceca
https://doi.org/10.1016/s0021-9258(18)34610-6
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8
R- and S-Warfarin inhibition of vitamin K and vitamin K 2,3-epoxide reductase activities in the rat
Autor: M J, Fasco, L M, Principe
Publikováno v: The Journal of biological chemistry. 257(9)
Reduction of vitamin K 2,3-epoxide and vitamin K catalyzed by hepatic microsomal enzymes is required for normal, postribosomal, gamma-carboxyglutamate formation in the prothrombin complex Factors II, VII, IX, and X. The R- and S-warfarin enantiomers
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::08a8b12e071f99979b5e11359a05eb39
https://pubmed.ncbi.nlm.nih.gov/7068669
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