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67 Publikationen

1994 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1774203
Kuck, D.: Mass spectrometric fragmentation of isomeric 2-alkyl-substituted 1,3-indandiones and 3-alkylidenephthalides: a seven-step consecutive isomerization of regular and distonic molecular radical cations. Organic Mass Spectrometry. 29, 113-125 (1994).
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1993 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1783115
Sürig, T., Grützmacher, H.-F., Bégué, J.-P., Bonnet-Delpon, D.: Cyclization of [alpha]-substituted [alpha],[omega]-diphenylalkyl carbenium ions: Reactivity of [alpha]-trifluoromethylbenzyl cations vs. [alpha]-methylbenzyl cations. Organic Mass Spectrometry. 28, 254-261 (1993).
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1993 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1783105
Grützmacher, H.-F.: Intra- and intermolecular reactions of aromatic radical cations: an account of mechanistic concepts and methods in mass spectrometry. Organic Mass Spectrometry. 28, 1375-1387 (1993).
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1993 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1783107
Kukol, A., Strehle, F., Thielking, G., Grützmacher, H.-F.: Methyl group effect on the proton affinity of methylated acetophenones studied by two mass spectrometric techniques. Organic Mass Spectrometry. 28, 1107-1110 (1993).
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1993 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1774205
Matthias, C., Kuck, D.: Intermediate ion-neutral complexes formed during the gas-phase protonolysis of p-(tert-butyl)-substituted alpha,omega-diphenylalkanes. Organic Mass Spectrometry. 28, 1073-1081 (1993).
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1992 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1783420
Wittneben, D., Grützmacher, H.-F.: Reactions of the [beta]-distonic ion +CH2OCH2CH2 with butyronitrile: evidence for an intermediate three-body ion-neutral complex during deprotonation. Organic Mass Spectrometry. 27, 533-534 (1992).
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1992 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1648320
Kuck, D., Grotemeyer, J.: Biographical Note Hans-Friedrich Grützmacher. ORGANIC MASS SPECTROMETRY. 27, 349-350 (1992).
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1992 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1775848
Kuck, D., Mehdizadeh, A.: Unusual fragmentation of 1,1,2,2,3,3-hexamethylindan. Methyl group equilibration and multi-step skeletal rearrangements in the [M - CH3]+ ions prior to the formation of t-C4H9+ and other fragment ions. Organic Mass Spectrometry. 27, 443-452 (1992).
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1992 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1783383
Kovácik, V., Hirsch, J., Kovác, P., Grützmacher, H.-F.: Mass-analysed ion kinetic energy and collisionally induced dissociation mass spectra of clusters of acetylated xylo-oligosaecharides with protonated ammonia and methylannine. Organic Mass Spectrometry. 27, 1322-1324 (1992).
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1991 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1783426
Kovácik, V., Hirsch, J., Thölmann, D., Grützmacher, H.-F.: Fourier transform ion cyclotron resonance study of ion-molecule reactions of [M - OCH 3] + ions of methyl 2,3,4,6-tetra-O-methyl-d-hexopyranosides with ammonia. Organic Mass Spectrometry. 26, 1085-1088 (1991).
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1991 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1783445
Kovácik, V., Grützmacher, H.-F.: Mass-analysed ion kinetic energy spectra and collisional activation spectra of cluster ions of methly 2,3,4,6-tetra-o-methly-d-hexopyranosides with ammonia and methylamine. Organic Mass Spectrometry. 26, 809-810 (1991).
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1991 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1648878
Sun, J., Grützmacher, H.-F.: Interannular proton exchange and fragmentation of carbonyl-protonated benzophenones. Organic Mass Spectrometry. 26, 1045-1051 (1991).
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1991 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1783441
Sürig, T., Grützmacher, H.-F., De Kimpe, N.: Destabilized carbenium ions: [alpha]-imidoyl carbenium ions and the electron impact mass spectra of [alpha]-haloaldimines and [alpha]-haloketimines. Organic Mass Spectrometry. 26, 882-888 (1991).
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1991 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1783448
Kovácik, V., Kovác, P., Grützmacher, H.-F.: Influence of fluoro atoms on the spontaneous and collision-induced fragmentation of the ions [M - OCH 3] + and [M + NH 4] + of per-0-acetylated methyl x-deoxy-x-fluoro-[alpha]-D- glucopyranosides. Organic Mass Spectrometry. 26, 171-172 (1991).
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1990 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1783452
Kovácik, V., Grützmacher, H.-F.: Mass-analysed ion kinetic energy and collisional activation spectra of clusters of per-O-methylated [beta]-D-xylotriose with protonated reagents formed under the conditions of chemical ionization. Organic Mass Spectrometry. 25, 687-688 (1990).
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1990 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1783491
Grützmacher, H.-F., Zalfen, U.: Spontaneous fragmentations of protonated benzaldimines mediated by intermediate ion-neutral complexes. Organic Mass Spectrometry. 25, 323-328 (1990).
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1990 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1783455
Sürig, T., Grützmacher, H.-F.: Charge-reversal mass spectra of enolate ions of some open-chain and cyclic ketones for structure identification. Organic Mass Spectrometry. 25, 446-452 (1990).
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1989 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1784140
Thölmann, D., Grützmacher, H.-F.: FT-ICR study of the reaction of externally generated ammonia radical cations with chlorobenzene. Organic Mass Spectrometry. 24, 439-441 (1989).
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1989 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1783524
Spilker, R., Grützmacher, H.-F.: Isomerization and fragmentation of methyl benzofuran ions and chromene ions in the gas phase. Organic Mass Spectrometry. 24, 47-54 (1989).
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1989 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1774208
Kuck, D.: Concerning the fragmentation of ortho,ortho-dimethyl substituted alkylbenzenes induced by gamma-H migration. Organic Mass Spectrometry. 24, 1077-1080 (1989).
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