Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Ricardo Callejo"'
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 12, Iss 1, Pp 2823-2827 (2016)
2,2-Dimethyl-5-phenyl-1,1,3,3-tetrafluororocyclohexane has been prepared and characterised as an example of a facially polarised cyclohexane containing 1,3 related CF2 groups. The dipolar nature of the ring arises from the axial orientation of two of
Externí odkaz:
https://doaj.org/article/79f613df87e94c67a39bab366383ade2
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 10, Iss 1, Pp 18-25 (2014)
The syntheses of palmitic acids and a nonadecane are reported with CF2 groups located 1,3 or 1,4 to each other along the aliphatic chain. Specifically 8,8,10,10- and 8,8,11,11-tetrafluorohexadecanoic acids (6b and 6c) are prepared as well as the sing
Externí odkaz:
https://doaj.org/article/96880fd11fc14bfeadfd41c1a9673f9a
Autor:
Pedro Almendros, Cristina Aragoncillo, Gema Cabrero, Ricardo Callejo, Rocío Carrascosa, Amparo Luna, Teresa Martínez del Campo, M. Carmen Pardo, M. Teresa Quirós, M. Carmen Redondo, Carolina Rodríguez-Ranera, Alberto Rodríguez-Vicente, M. Pilar Ruiz
Publikováno v:
ARKIVOC, Vol 2010, Iss 3, Pp 74-92 (2009)
Externí odkaz:
https://doaj.org/article/8405b104c0db47c3968dac2e7fc9eef9
Autor:
Mingyan Yang, Charlotte S. Teschers, Qingzhi Zhang, Lucas E. Roscoe, Alexandra M. Z. Slawin, Ricardo Callejo, Peter J. Silk, Krista Ryall, Mingan Wang, David B. Cordes, David O'Hagan
Publikováno v:
Tetrahedron. 75:2917-2922
Authors thank the Engineering and Physical Sciences Research Council (EPSRC) for funding and we are grateful to the EPSRC Mass Spectroscopy Service at the University of Swansea for carrying out some of the accurate mass analysis of prepared compounds
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a0da64d584dee6b0fa6b0332f72301d4
https://doi.org/10.1016/j.tet.2019.03.025
https://doi.org/10.1016/j.tet.2019.03.025
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 12, Iss 1, Pp 2823-2827 (2016)
Beilstein Journal of Organic Chemistry
Beilstein Journal of Organic Chemistry
This work was supported by the Engineering and Physical Sciences Research Council (EPSRC) and the European Research Council (ERC). The authors acknowledge the EPSRC National Mass Spectrometry Facility (Swansea). D.O’H. thanks the Royal Society for
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f99afbca761a4c616c3bc0ea1d104264
https://doaj.org/article/79f613df87e94c67a39bab366383ade2
https://doaj.org/article/79f613df87e94c67a39bab366383ade2
Autor:
Alexandra M. Z. Slawin, David O'Hagan, Mingyan Yang, Ricardo Callejo, Michael J. Corr, Mingan Wang, David B. Cordes
Publikováno v:
Chemistry - A European Journal. 22:8137-8151
This work was supported by the Engineering and Physical Sciences Research Council (EPSRC) and the European Research Council (ERC). The authors acknowledge the EPSRC National Mass Spectrometry Facility (Swansea). M.Y. thanks the China Scholarship Coun
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::32303f8beb2ff64a1ea8e6e557031b37
https://doi.org/10.1002/chem.201600519
https://doi.org/10.1002/chem.201600519
Publikováno v:
Digital.CSIC. Repositorio Institucional del CSIC
instname
instname
The organocatalyzed U-3CR of 4-oxoazetidine-2-carbaldehydes has been studied. In addition, the organocatalyzed P-3CR of 4-oxoazetidine-2- carbaldehydes and azetidine-2,3-diones has been described for the first time. U-3CR and P-3CR adducts have been
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::80754169fc9f5427f9c27dd18074aed9
https://doi.org/10.1021/jo4015358
https://doi.org/10.1021/jo4015358
Autor:
Cristina Aragoncillo, Pedro Almendros, Ricardo Callejo, M. Pilar Ruiz, Benito Alcaide, M. Rosario Torres
Publikováno v:
Digital.CSIC. Repositorio Institucional del CSIC
instname
instname
β-Lactam-oxindole hybrids have been synthesized in good yields in a one-pot procedure through efficient and stereoselective capture of an oxonium ylide with azetidine-2,3-diones. The reaction allows high to moderate control of stereoselectivity, dep
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::91a3f9503c7033bb9bfacc548250e35e
https://doi.org/10.1002/ejoc.201101625
https://doi.org/10.1002/ejoc.201101625
Autor:
Ricardo Callejo, M. Rosario Torres, M. Pilar Ruiz, Pedro Almendros, Cristina Aragoncillo, Benito Alcaide
Publikováno v:
The Journal of Organic Chemistry. 74:8421-8424
3-Substituted-3-hydroxy-beta-lactams, with two new adjacent stereogenic centers, have been prepared in a single step by a rhodium-catalyzed, three-component reaction between azetidine-2,3-diones, ethyl diazoacetate, and alcohols. Good to moderate ste
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bcec7413872ee415e1b8f77ff0ac42a1
https://doi.org/10.1021/jo9019013
https://doi.org/10.1021/jo9019013
Autor:
Ricardo Callejo, Carolina Rodríguez-Ranera, M. Pilar Ruiz, M. Carmen Pardo, Gema Cabrero, M. Carmen Redondo, Amparo Luna, Teresa Martínez del Campo, M. Teresa Quirós, Cristina Aragoncillo, Pedro Almendros, Rocío Carrascosa, Alberto Rodríguez-Vicente
Publikováno v:
ARKIVOC, Vol 2010, Iss 3, Pp 74-92 (2009)
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::acc791bd287d718c9e5623406b939bf1
https://doi.org/10.3998/ark.5550190.0011.308
https://doi.org/10.3998/ark.5550190.0011.308