Zobrazeno 1 - 10
of 90
pro vyhledávání: '"F. R. Fronczek"'
Publikováno v:
Russian Journal of Bioorganic Chemistry. 49:376-383
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0a910e58acebb79e6d962d3a8595ce0a
https://doi.org/10.1134/s1068162023020048
https://doi.org/10.1134/s1068162023020048
Publikováno v:
Acta Crystallographica Section C Crystal Structure Communications. 52:259-262
The two aromatic ring planes in phenyl 2-(trimethylsilylethynyl)phenyl ketone, C18H18OSi, form a dihedral angle of 67.16 (6)°. The Si atom lies 0.1330 (6) A out of the plane formed by the disubstituted aromatic ring. The carbonyl unit is not coplana
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::06966b115e3ef680281f75dc948d166d
https://doi.org/10.1107/s0108270195011243
https://doi.org/10.1107/s0108270195011243
Autor:
J. G. Garcia, F. R. Fronczek
Publikováno v:
Acta Crystallographica Section C Crystal Structure Communications. 51:468-471
In the title compound, endo-endo-syn-1,7,8,9,10,16,17,18-octachloro-19,19,20,20-tetramethoxy-4,13-dioxapentacyclo[14.2.1.1 7,10 .0 2,15 .0 6,11 ]icosa-8,17-diene, C 22 H 24 Cl 8 O 6 , the ten-membered ring adopts a chair-chair conformation. The near-
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ca12e0184b8ebb7f8be65cdcaa3042b9
https://doi.org/10.1107/s0108270194008681
https://doi.org/10.1107/s0108270194008681
Publikováno v:
ChemInform. 22
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::08d8cbf593274b6392f38839e4786a81
https://doi.org/10.1002/chin.199112295
https://doi.org/10.1002/chin.199112295
Publikováno v:
ChemInform. 22
C 15 H 18 O 2 cristallise dans P2 1 2 1 2 1 avec a=7,129, b=11,126, c=16,112 A, Z=4; affinement jusqu'a R=0,038. Cette lactone sesquiterpene de la classe des eudesmanolides, extraite des racines de la plante Rudbeckia subtomentosa, possede un cycle 1
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::421c0f7cf9a714211a66efe977d977bb
https://doi.org/10.1002/chin.199114257
https://doi.org/10.1002/chin.199114257
Publikováno v:
ChemInform. 23
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ff01ab6c0424a6bc2141264cfd0c486d
https://doi.org/10.1002/chin.199214316
https://doi.org/10.1002/chin.199214316
Publikováno v:
ChemInform. 23
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::47d7a8f35c7a1a1f66c61507f734ef1f
https://doi.org/10.1002/chin.199221165
https://doi.org/10.1002/chin.199221165
Publikováno v:
ChemInform. 23
C 15 H 18 Cl 4 O 2 cristallise dans P2 1 2 1 2 1 avec a=8.9729, b=13.0584, c=14.1178A, Z=4; affinement jusqu'a R=0.033. Le cyclooctene est dans une conformation chaise. Les angles de torsion proches de zero sont de -1.3 pour la zone de fusionnement e
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3ec58d2ffa5a3ed8c9a80d08bbdcc1dc
https://doi.org/10.1002/chin.199216062
https://doi.org/10.1002/chin.199216062
Autor:
Thanikavelu Manimaran, F. R. Fronczek, W. D. Klobucar, Tse-Chong Wu, G. P. Stahly, S. E. Watkins, Charles H. Kolich
Publikováno v:
ChemInform. 24
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2f016556d6dee0a1e8fdbb8e331a035d
https://doi.org/10.1002/chin.199331061
https://doi.org/10.1002/chin.199331061
Publikováno v:
ChemInform. 25
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::de2a30086f0d58d1f509a297b3a4baac
https://doi.org/10.1002/chin.199438228
https://doi.org/10.1002/chin.199438228