Zobrazeno 1 - 10 of 26 pro vyhledávání: '"B. H. M. Lammerink"'
1
Transduction of selective recognition by preorganized ionophores, K$#+$# selectivity of the different 1,3-diethoxycalix[4]arene crown ether conformers
Autor: Zbigniew Brzozka, Rocco Ungaro, B. H. M. Lammerink, Eleonora Ghidini, David N. Reinhoudt
Publikováno v: Journal of the Chemical Society. Perkin transactions II, 1993(6), 1037-1040. Royal Society of Chemistry
Three different conformers of 1,3-diethoxy-p-tert-butylcalix[4]arene crown ethers have been used to study the effect of the ionophore preorganization on the potentiometric K+-selectivity. Selectivities were measured for chemically modified field effe
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0adef7bf28889626aea3fdece2ba213f
https://doi.org/10.1039/p29930001037
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2
ChemInform Abstract: 'tert-Amino Effect' in Heterocyclic Synthesis. Synthesis of Thieno(3,2- e)indolizines and Thieno(2,3-c)quinolizines
Autor: B. H. M. Lammerink, Willem Verboom, C. Verboom, I. M. Eissink, David N. Reinhoudt
Publikováno v: ChemInform. 22
A new and convenient route for the synthesis of the thieno[3,2‐e]indolizines 4a,b,d, the thieno[2,3‐c]quinolizine 4e and their [1]benzothieno analogues 9a,b is presented. Reaction of the (dialkylamino)thiophenes 1, 5 and 7 with (methoxymethylene)
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::bc0da58af6b549cf5eb430ede39085bb
https://doi.org/10.1002/chin.199104229
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3
Host-guest interactions at self-assembled monolayers of cyclodextrins on gold
Autor: Herbert Wieder, Holger Schönherr, Jürgen Bügler, Menno R. de Jong, Andreas Offenhäuser, B. H. M. Lammerink, Wolfgang Knoll, Jurriaan Huskens, David N. Reinhoudt, Bernard A. Boukamp, Marcel W. J. Beulen, Frank C. J. M. van Veggel, G. Julius Vancso
Publikováno v: Chemistry : a European journal, 6(7), 1176-1183. Wiley-VCH Verlag
Scopus-Elsevier
We have developed synthesis routes for the introduction of short and long dialkylsulfides onto the primary side of α-, β-, and γ-cyclodextrins. Monolayers of these cyclodextrin adsorbates were characterized by electrochemistry, wettability studies
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ae2c0ea181872579257544fb35537ce8
https://research.utwente.nl/en/publications/b56ea202-e0b4-4095-b033-f40a9111679b
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4
Self-assembled monolayers of heptapodant b-cyclodextrins on gold
Autor: Frank A. J. Geurts, Jürgen Bügler, Johan F.J. Engbersen, Ed M. E. F. Biemond, Kees van Leerdam, Marcel W. J. Beulen, Frank C. J. M. van Veggel, B. H. M. Lammerink, David N. Reinhoudt
Publikováno v: Langmuir, 14(14), 6424-6429. American Chemical Society
A route was developed for the synthesis of three different cyclodextrin adsorbates: heptakis{6-O-[3-(thiomethyl)propionyl)]-2,3-di-O-methyl}-s -cyclodextrin, heptakis{6-O-[12-(thiododecyl)dodecanoyl)]-2,3-di-O-methyl}-s -cyclodextrin (a short and lon
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5831fc821ea4f6876e3072b03c483b68
https://research.utwente.nl/en/publications/684cca7c-7572-4e89-ad7e-42445c46457a
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5
'Tert‐amino effect' in heterocyclic synthesis. Synthesis of thieno[3,2‐e]indolizines and thieno[2,3‐c]quinolizines
Autor: Willem Verboom, David N. Reinhoudt, B. H. M. Lammerink, C. Verboom, I. M. Eissink
Publikováno v: Recueil des Travaux Chimiques des Pays-Bas, 109(9), 481-484. Royal Netherlands Chemical Society
A new and convenient route for the synthesis of the thieno[3,2‐e]indolizines 4a,b,d, the thieno[2,3‐c]quinolizine 4e and their [1]benzothieno analogues 9a,b is presented. Reaction of the (dialkylamino)thiophenes 1, 5 and 7 with (methoxymethylene)
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::193576fb48a8dfe2040434f18da2fdc5
https://research.utwente.nl/en/publications/aa240839-830a-4cc7-9aeb-fb54719263bf
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7
'tert-Amino effect' in heterocyclic synthesis. The effect of a p-quinone moiety on the [1,6] H-transfer and 1,5-electrocyclization reactions
Autor: Frank C. J. M. van Veggel, Sybolt Harkema, David N. Reinhoudt, Willem Verboom, E. O. M. Orlemans, B. H. M. Lammerink
Publikováno v: Journal of organic chemistry, 53(10), 2278-2287. American Chemical Society
(Dialkylamino)benzoquinone 15 and (dialkylamino)naphthoquinones 32 and 34-37 undergo a thermal cyclization to the corresponding pyrrolo[1,2-a]indoles 41, 43, and 45-47 and to the pyrido[1,2-a]indole 44, respectively. A corresponding hydroquinone, viz
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e5f3774e6c629a2bd495b2be3960fa63
https://doi.org/10.1021/jo00245a028
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9
Preparation of sulfines by alkylidenation of sulfur dioxide using α-silyl carbanions
Autor: M. van der Leij, P. A. T. W. Porskamp, B. H. M. Lammerink, Binne Zwanenburg
Publikováno v: Recueil des Travaux Chimiques des Pays-Bas. 102:400-404
The synthesis of sulfines 4 from a series of active methylene compounds is described. Deprotonation, followed by silylation, gives the trimethylsilyl compounds 2. Subsequent deprotonation to α-silyl carbanions and treatment with an excess of sulfur
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a77898da24510f8f92c90e0ea0f9f7d9
https://doi.org/10.1002/recl.19831020904
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