Zobrazeno 1 - 10
of 17
pro vyhledávání: '"D. Van Der Steen"'
Publikováno v:
Recueil des Travaux Chimiques des Pays-Bas. 82:1015-1025
The usefulness of hexa-2,5-diyn-1-ol as an intermediate in the synthesis of arachidonic acid, poly-yn alcohols and docosa-4,7,10,13,16,19-hexaynoic acid is demonstrated. Difficulties in the partial reduction of the latter product to the corresponding
Publikováno v:
Environmental sciencetechnology. 22(3)
Autor:
Jacobus E. M. Beurskens, John R. Parsons, J. de Wolf, J. M. D. van der Steen, M. Toussaint, Pieter C. Slot
Publikováno v:
Soil & Environment ISBN: 9780792337980
The sediments of Lake Ketelmeer (The Netherlands) are contaminated with high levels of chlorinated aromatic compounds such as chlorobenzenes (CBs), PCBs, PCDFs and PCDDs. An anaerobic enrichment culture, isolated from these sediments, has previously
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::171c45dced9983f90878de52d1de6f49
https://doi.org/10.1007/978-94-011-0415-9_113
https://doi.org/10.1007/978-94-011-0415-9_113
Autor:
D. Van Der Steen, F. P. Van Lier, J. P. Ward, J. A. M. Laan, G. Cardinale, J.C. Grimmelikhuysen
Publikováno v:
ChemInform. 21
A synthesis is described of alkyl chlorides by reaction of methoxy hydroperoxides, prepared from 1-alkenes by ozonisation in methanol, with ferric chloride: RCHCH2→RCH(OOH)OCH3→R·→RC1. Yields of 1-chlorotetradecane were about 60%; those of
Akademický článek
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Autor:
D. Van Der Steen, F. P. Van Lier, J. P. Ward, G. Cardinale, J.C. Grimmelikhuysen, J. A. M. Laan
Publikováno v:
Tetrahedron. 45:5971-5978
A synthesis is described of alkyl chlorides by reaction of methoxy hydroperoxides, prepared from 1-alkenes by ozonisation in methanol, with ferric chloride: RCHCH2→RCH(OOH)OCH3→R·→RC1. Yields of 1-chlorotetradecane were about 60%; those of
Publikováno v:
Tetrahedron. 41:6051-6054
Alkoxy hydroperoxides, obtained by ozonizing olefins in alcoholic solution, were treated with ferrous sulfate. C-C bond scission and radical formation was followed by dimerization of the radicals formed. Ozonides reacted similarly. Acyclic and cyclic
Publikováno v:
Recueil des Travaux Chimiques des Pays-Bas. 87:1110-1120
The fragmentation of the molecular ions of methyl octadecanoates into methoxycarbonylalkyl ions with m/e = 143 and 199 has been investigated. The contributions of three reaction types are determined with esters labelled with13C at the 8 and 14 positi
Publikováno v:
Chemischer Informationsdienst. 17
Autor:
Bogumil Jewsiewicki, null Bazunini-Mu-Nsi, J. Vanderlinden, Théophile Obenga, D. van der Steen, G. H. Popelier, Theophile Obenga
Publikováno v:
Canadian Journal of African Studies / Revue Canadienne des Études Africaines. 12:279