Zobrazeno 1 - 10
of 23
pro vyhledávání: '"Emmanuel Sopbué Fondjo"'
Autor:
Emmanuel Sopbué Fondjo, Sorelle Songmi Feuze, Jean-de-Dieu Tamokou, Apollinaire Tsopmo, Giscard Doungmo, Peter Simon Friedrich Wilhelm, Donald Léonel Feugap Tsamo, Bruno Lenta Ndjakou, Jules Roger Kuiate
Publikováno v:
BMC Chemistry, Vol 18, Iss 1, Pp 1-19 (2024)
Abstract Two new Cobalt(II) complexes 12 and 13 have been synthesized from 2-[(E)-(3-acetyl-4-hydroxyphenyl)diazenyl]-4-(2-hydroxyphenyl)thiophene-3-carboxylic acid (11) as a novel ligand. These three new compounds were characterized on the basis of
Externí odkaz:
https://doaj.org/article/b6a950e2989d4a848f25db9baf308409
Autor:
Salamou Njoya Abdou, Jean-de-Dieu Tamokou, Emmanuel Sopbué Fondjo, Germaine Matsuete Takongmo, Gabin Bitchagno Mbahbou T., Simon Peter F. W., Tsopmo Apollinaire, Jules-Roger Kuiate
Publikováno v:
Heterocyclic Communications, Vol 29, Iss 1, Pp 8-14 (2023)
Externí odkaz:
https://doaj.org/article/70d45d3fdd9e42bc83780d01c3f42548
Autor:
Emmanuel Sopbué Fondjo, Abdou Salamou Njoya, Jean-de-Dieu Tamokou, Giscard Doungmo, Bruno Ndjakou Lenta, Peter F. W. Simon, Apollinaire Tsopmo, Jules-Roger Kuiate
Publikováno v:
BMC Chemistry, Vol 16, Iss 1, Pp 1-10 (2022)
Abstract A new diazo derivative of a pyrrolidine-2,5-dione (8) fused at position-3,4 to a dibenzobarrelene backbone has been prepared by coupling the previously reported N-arylsuccinimid (5) precursor with aryldiazonium ion of aniline. The initial st
Externí odkaz:
https://doaj.org/article/feb0f61739e840bdbecaf3647401bc47
Autor:
Joseph Tsemeugne, Emmanuel Sopbué Fondjo, Jean-de-Dieu Tamokou, Ignas Tonle, Irene Chinda Kengne, Arnaud Djintchui Ngongang, Stephen Tamekou Lacmata, Taoufik Rohand, Jules Roger Kuiate, Beibam Luc Sondengam
Publikováno v:
Chemistry Central Journal, Vol 11, Iss 1, Pp 1-13 (2017)
Abstract Background A series of recently reported phenolic azo dyes 7a–e were prepared by coupling the thienyl diazonium sulfate of 3-Amino-4H-benzo[f]thieno[3,4-c](2H)chromen-4-one with selected diversely substituted phenolic and naphtholic deriva
Externí odkaz:
https://doaj.org/article/0b205bf1e69e42e7b7643740b93386ab
Autor:
Emmanuel Sopbué Fondjo, Dietrich Döpp
Publikováno v:
ARKIVOC, Vol 2006, Iss 15, Pp 37-47 (2006)
Externí odkaz:
https://doaj.org/article/a599455a75cc4593945e22aef7184a76
Autor:
Abdou Salamou Njoya, Giscard Doungmo, Appolinaire Tsopmo, Peter F. W. Simon, Jean-de-Dieu Tamokou, Emmanuel Sopbué Fondjo, Jules-Roger Kuiate, Bruno Lenta Djakou
Publikováno v:
BMC Chemistry. 16
Background : The present study describes for the first time, the synthesis of two pyrrolidine-2,5-dione derivatives that belong to N-arylsuccinimid (compound 5) and of azo (compound 8) class of molecules. The initial step of the reaction involved the
Autor:
Kamal Sorel Djeukoua Dimo, Steve Endeguele Ekom, Giscard Doungmo, Jean-de-Dieu Tamokou, Peter F. W. Simon, Désire André Siéwé, Appolinnaire Tsopmo, Jules-Roger Kuiate, Mallory E. Walters, Emmanuel Sopbué Fondjo
Publikováno v:
Journal of the Chilean Chemical Society v.65 n.3 2020
SciELO Chile
CONICYT Chile
instacron:CONICYT
SciELO Chile
CONICYT Chile
instacron:CONICYT
A new chromium (III) coordination compound of 2-amino-3-carbomethoxy-4,5,6,7-tetrahydrobenzo[b]thiophene (ACTT) (3) with Cr(NO3)3.9H2O in methanol at room temperature for 48 hours has been prepared. The composition of the new complex compound (4) has
Autor:
Giscard Doungmo, Appolinnaire Tsopmo, Mallory E. Walters, Jules-Roger Kuiate, Steve Endeguele Ekom, Jean De Dieu Tamokou, Peter F. W. Simon, Sorel Kamal Dimo Djeukoua, Désire André Siéwé, Emmanuel Sopbué Fondjo
Publikováno v:
Acta Chimica Slovenica, Vol 67, Iss 1, Pp 203-211 (2020)
A novel bismuth(III) complex with 2-amino-3-carbomethoxy - 4,5,6,7-tetrahydrobenzo[ b ]thiophene (ACTT) as a ligand have been synthesized. The novel complex was characterized on the basis of its IR, NMR, elemental analysis and MS spectral data. It wa
Autor:
Francis Merlin Melataguia Tchieno, Joseph Tsemeugne, Peter F. W. Simon, Kamal S. D. Djeukoua, Steve Endeguele Ekom, Emmanuel Sopbué Fondjo, Chancellin N. Pecheu, Appolinaire Tsopmo, Jean-de-Dieu Tamokou, Jules-Roger Kuiateb, Ignas Kenfack Tonle
Publikováno v:
ARKIVOC, Vol 2019, Iss 6, Pp 416-430 (2020)
Autor:
Taoufik Rohand, Emmanuel Sopbué Fondjo
Publikováno v:
Journal of Heterocyclic Chemistry. 55:2309-2314