Zobrazeno 1 - 10
of 32
pro vyhledávání: '"N. H. FISCHER"'
Publikováno v:
Chromatographia. 54:665-668
Five sequiterpene lactones found inMagnolia grandiflora were successfully separated by micellar electrokinetic capillary chromatography (MECC). Separation parameters were studied systematically, and the best results were obtained with a phosphate-bor
Publikováno v:
Acta Crystallographica Section C Crystal Structure Communications. 52:1263-1266
The lactone ring of the guaianolide-class sesquiterpene lactone [3S-(3α,3aα,9α,9aα,9bβ)]-3a,4,5,7,8,9,9a,9b-octahydro-9-hydroxy-3,6,9-trimethylazuleno[4,5-b]furan-2(3H)-one, C 15 H 22 O 3 , is trans-fused to the seven-membered ring. Two molecule
Publikováno v:
ChemInform. 23
Publikováno v:
Acta Crystallographica Section C Crystal Structure Communications. 54:950-952
Calodendrolide, C 15 H 16 O 4 , has its epoxide β oriented and its 3'-furyl group a oriented. There are three independent molecules in the asymmetric unit, differing principally in the conformation of the 3'-furyl group with respect to the remainder
Publikováno v:
Acta Crystallographica Section C Crystal Structure Communications. 48:179-181
C 21 H 26 O 3 S cristallise dans P2 1 avec a=10.4847, b=5.4915, c=17.145A, β=96.366°, Z=2; affinement jusqu'a R=0.039. Le cycle a 7 chainons est fusionne de maniere trans au cycle lactone et possede une conformation chaise legerement deformee. Le c
Publikováno v:
Acta Crystallographica Section C Crystal Structure Communications. 46:342-344
Autor:
Robin J. Marles, Dennis V. C. Awang, C. W. Crompton, N. H. Fischer, Stan Heptinstall, J. Kaminski, Daryl Kindack, L. Pazos-Sanou, John T. Arnason
Publikováno v:
Scopus-Elsevier
A bioassay was developed to study agents capable of inhibiting the release of serotonin from bovine blood platelets. It is a simple, inexpensive, and reproducible high-throughput bioassay suitable for quality control of feverfew, Tanacetum parthenium
Publikováno v:
Acta Astronautica. 10:479-498
A model for the evolution of the low Earth orbit man-made debris population is presented and the results of several test cases discussed. Debris sources include normal operations in space, explosions occurring on spacecraft in orbit, and collisions b
Autor:
L E Urbatsch, N H Fischer
Publikováno v:
Phytologia.. 67:405-416
Publikováno v:
Acta Crystallographica Section C Crystal Structure Communications. 44:765-767