Zobrazeno 1 - 9
of 9
pro vyhledávání: '"Ning-Fei Jiang"'
Publikováno v:
Acta Crystallographica Section E, Vol 67, Iss 10, Pp o2662-o2663 (2011)
In the title compound, C26H31NO4, a sinomenine derivative, the angle between the two aromatic rings is 53.34 (4)°. The N-containing ring is in a chair conformation, while the other two non-planar rings are in a half-boat conformation. In the crystal
Externí odkaz:
https://doaj.org/article/46d08f1e0a8f49f2a2483a1d825e16c0
Publikováno v:
Acta Crystallographica Section E, Vol 67, Iss 9, Pp o2480-o2480 (2011)
The title compound, C26H30ClNO4, a sinomenine derivative, has five six-membered rings, two of which are aromatic, with a dihedral angle of 34.13 (20)° between these. The N-containing ring and the fourth ring exhibit chair conformations, while the fi
Externí odkaz:
https://doaj.org/article/c748693d52a34cacba32c40f4f6b31d0
Publikováno v:
Acta Crystallographica Section E, Vol 67, Iss 8, Pp o1988-o1988 (2011)
In the title sinomenine derivative, C26H28FNO4·1.5H2O, the dihedral angle between the two aromatic rings is 55.32 (6)°. The N-containing ring has an approximate chair conformation, while other two rings have approximate envelope and half-chair conf
Externí odkaz:
https://doaj.org/article/c6ba5d5cfc6d4b869be033455741ac43
Publikováno v:
Acta Crystallographica Section E, Vol 67, Iss 5, Pp o1190-o1190 (2011)
In the title compound, C26H28ClNO4·H2O, the dihedral angle betwene the two aromatic rings is 69.73 (6)°. The N-containing ring exhibits a chair conformation, while the other non-aromatic rings are in approximate envelope conformations. In the cryst
Externí odkaz:
https://doaj.org/article/a44cc95e78994ff7851a2b40f3ebef0e
Autor:
Xing-Liang Zheng, Ning-Fei Jiang
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 11, Pp o2817-o2817 (2010)
In the title compound, C26H28INO4·H2O, benzene rings are inclined at a dihedral angle of 69.9 (1)°. The N-containing ring exhibits a chair conformation, while the other rings approximate to envelope conformations. In the crystal, the uncoordinated
Externí odkaz:
https://doaj.org/article/1bc7fd194ec94846b504cd29f0b5a56b
Publikováno v:
ChemInform. 42
Chiral N-heterocyclic carbene catalyzed annulations of ynals (I) and enals (IV) with 1,3-dicarbonyl compounds (II) and (VII) are described.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9e75fb50dcb65262e52d4dfc0a14f11e
https://doi.org/10.1002/chin.201149128
https://doi.org/10.1002/chin.201149128
Publikováno v:
Acta Crystallographica Section E, Vol 67, Iss 10, Pp o2662-o2663 (2011)
Acta Crystallographica Section E: Structure Reports
Acta Crystallographica Section E: Structure Reports
In the title compound, C26H31NO4, a sinomenine derivative, the angle between the two aromatic rings is 53.34 (4)°. The N-containing ring is in a chair conformation, while the other two non-planar rings are in a half-boat conformation. In the crystal
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cd5810b286173c0ff37b7b634de5432d
http://scripts.iucr.org/cgi-bin/paper?S1600536811037226
http://scripts.iucr.org/cgi-bin/paper?S1600536811037226
Chiral N-heterocyclic carbene catalyzed annulation of α,β-unsaturated aldehydes with 1,3-dicarbonyls
Publikováno v:
Chemical communications (Cambridge, England). 47(30)
Chiral N-heterocyclic carbene catalyzed annulations of ynals and enals with 1,3-dicarbonyls have been described. The two reactions provided direct and efficient methods for enantioselective synthesis of functionalized dihydropyranones. Comparatively,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4c78883a016402dcb672b7d83e1c6369
https://pubmed.ncbi.nlm.nih.gov/21709880
https://pubmed.ncbi.nlm.nih.gov/21709880
Publikováno v:
Acta Crystallographica Section E: Structure Reports
Acta Crystallographica Section E, Vol 67, Iss 5, Pp o1190-o1190 (2011)
Acta Crystallographica Section E, Vol 67, Iss 5, Pp o1190-o1190 (2011)
In the title compound, C26H28ClNO4·H2O, the dihedral angle betwene the two aromatic rings is 69.73 (6)°. The N-containing ring exhibits a chair conformation, while the other non-aromatic rings are in approximate envelope conformations. In the cryst
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1237f96c53a4b0b0bc1d6f01bcac0ccf
https://pubmed.ncbi.nlm.nih.gov/21754492
https://pubmed.ncbi.nlm.nih.gov/21754492