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Number Cited by Other Article(s)
1
Ben-Bassat A, Lavie D. Spectroscopic Studies of d-Pilocarpine and Some Quaternary Derivatives. Isr J Chem 2013. [DOI: 10.1002/ijch.197200041] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
2
Vincze A, Gefen L. Solvent Caused Quaternization as a Possible Source of Error in the Mass Spectral Quantitation of Tertiary Amines. I. Methylene Chloride Quaternization. Isr J Chem 2013. [DOI: 10.1002/ijch.197800041] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
3
Prukała D, Prukała W, Sikorski M. Electron ionization and electrospray ionization mass spectrometric study of a series of isomeric N-chloro(or bromo)benzyl-substituted (E)-2'(3'- or 4')-hydroxy-4-stilbazole halides. RAPID COMMUNICATIONS IN MASS SPECTROMETRY : RCM 2010;24:1059-1065. [PMID: 20213630 DOI: 10.1002/rcm.4471] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/28/2023]
4
Rosenkranz HJ, Winkler-Lardelli B, Hansen HJ, Schmid H. Oxydative Kupplung von Indolinen und 1,2,3,4-Tetrahydrochinolinen mit Kaliumpermanganat. 153. Mitteilung über Alkaloide. Helv Chim Acta 2004. [DOI: 10.1002/hlca.19740570346] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
5
Guggisberg A, Badawi MM, Hesse M, Schmid H. Über die Struktur der makrocyclischen Spermidin-Alkaloide Oncinotin, Neooncinotin und Isooncinotin. 151. Mitteilung über Alkaloide. Helv Chim Acta 2004. [DOI: 10.1002/hlca.19740570216] [Citation(s) in RCA: 40] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
6
Stöckel K, Stöcklin W, Reichstein T. Die GlykosideVincetoxicum hirundinariaMEDIKUS. 3. Mitteilung: Struktur von Hirundigenin und Anhydrohirundigenin. Glykoside und Aglykone, 318. Mitteilung. Helv Chim Acta 2004. [DOI: 10.1002/hlca.19690520605] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
7
Rosenkranz HJ, Schmid H. Notiz über die Synthese von Iso-, Noriso- und Desäthyl-tuboflavin. Helv Chim Acta 2004. [DOI: 10.1002/hlca.19680510324] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
8
Khan ZM, Hesse M, Schmid H. Quartäre Alkaloide ausPleiocarpa muticaBENTH. 2. Mitteilung [1] über das massenspektrometrische Verhalten quartärer Stickstoffverbindungen. Helv Chim Acta 2004. [DOI: 10.1002/hlca.19650480815] [Citation(s) in RCA: 22] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
9
Veith HJ, Hesse M. Thermische Reaktionen im Massenspektrometer Modellreaktionen zur Untersuchung thermischer Umalkylierungen. 11. Mitteilung über das massenspektrometrische Verhalten von Stickstoffverbindungen. Helv Chim Acta 2004. [DOI: 10.1002/hlca.19690520725] [Citation(s) in RCA: 41] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
10
Stöckel K, Stöcklin W, Reichstein T. Synthese von 1, 2-Dimethyl-phenanthro[1,2-b]furan und 1-Äthyl-2-methyl-phenanthro[1,2-b]furan. Furanabkömmlinge, 26. Mitteilung. Helv Chim Acta 2004. [DOI: 10.1002/hlca.19690520606] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
11
Stöckel K, Stöcklin W, Reichstein T. Die Glykoside vonVincetoxicum hirundinaria, MEDIKUS. 2. Mitteilung: Hydrierungen und Umlagerungen der Genine sowie Massenspektren. Helv Chim Acta 2004. [DOI: 10.1002/hlca.19690520604] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
12
Leuzinger F, Hesse M, Schmid H. Massenspektrometrische Untersuchung von Pleiocarpamin-Derivaten. 9. Mitteilung über das massenspektrometrische Verhalten quartärer Stickstoffverbindungen [1]. Helv Chim Acta 2004. [DOI: 10.1002/hlca.19680510720] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
13
HESSE M, HUERZELER H, GEMENDEN CW, JOSHI BS, TAYLOR WI, SCHMID H. [THE STRUCTURE OF THE ALSTONIA ALKALOID VILLALSTONIN]. Helv Chim Acta 1996;48:689-704. [PMID: 14321960 DOI: 10.1002/hlca.19650480405] [Citation(s) in RCA: 54] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
14
Arbain D, Lajis NH, Putra DP, Sargent MV, Skelton BW, White AH. New quaternary Corynanthé alkaloid from Lerchea bracteata. ACTA ACUST UNITED AC 1992. [DOI: 10.1039/p19920003039] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
15
Cosme A, Arias MS, Gálvez E, Ruano C, Ruano C. Synthesis,1H,13C-NMR and mass spectral study of aryloxyquinuclidinium salts. J Heterocycl Chem 1990. [DOI: 10.1002/jhet.5570270551] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
16
Hand OW, Cooks R. Organic reactions at interfaces: charge minimization in desorption ionization of Zwitterionic compounds. ACTA ACUST UNITED AC 1989. [DOI: 10.1016/0168-1176(89)85011-6] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
17
Proksa B, Uhrín D, Grossmann E, Votick Z. Vincarubime, a novel bisindole alkaioid from vinca minor L. Tetrahedron Lett 1986. [DOI: 10.1016/s0040-4039(00)85225-9] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
18
Huang ZH, Zhu JP, Zhou YL. IntermolecularO-methylation during EIMS of quaternary methoiodides of isoquinoline alkaloids. ACTA ACUST UNITED AC 1984. [DOI: 10.1002/oms.1210191204] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
19
Alberti MB, Pinzauti S, Moneti G, Agati G, Giannellini V, Coran SA, Vincieri FF. Direct quantitation of antiseptic quaternary ammonium compounds by fast atom bombardment mass spectrometry. J Pharm Biomed Anal 1984;2:409-15. [PMID: 16867721 DOI: 10.1016/0731-7085(84)80044-8] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/27/1984] [Revised: 03/15/1984] [Indexed: 10/18/2022]
20
Udupa MR. Thermal Decomposition of Tetraethylammonium Perchlorate. PROPELLANTS EXPLOSIVES PYROTECHNICS 1982. [DOI: 10.1002/prep.19820070605] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
21
Hasiak B, Ricart G, Barbry D, Couturier D, Hardy M. Chemical ionization desorption mass spectrometry of some quaternary ammonium salts. ACTA ACUST UNITED AC 1981. [DOI: 10.1002/oms.1210160105] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
22
Synthese asymetrique par voie electrochimique—V. Influence du potentiel et des agents protonants sur le rendement optique. Electrochim Acta 1980. [DOI: 10.1016/0013-4686(80)87148-9] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
23
Raoult E, Jubault M, Peltier D. Synthese asymetrique par voie electrochimique—IV. Mise en evidence et etude polarographique des interactions substrat-inducteur adsorbe. Electrochim Acta 1979. [DOI: 10.1016/0013-4686(79)87076-0] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
24
Naghaway J, Soine TO. Preparation of semisynthetic (+)-tubocurarine chloride. J Pharm Sci 1979;68:655-6. [PMID: 430512 DOI: 10.1002/jps.2600680540] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
25
Ohya K, Yotsui Y, Sano M. Intermolecular methyl transfer on pyrolysis of carpronium chloride. ACTA ACUST UNITED AC 1979. [DOI: 10.1002/oms.1210140202] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
26
Larsen E, Egsgaard H, Holmen H. Field desorption mass spectrometry of 1-methylpyridinium salts. ACTA ACUST UNITED AC 1978. [DOI: 10.1002/oms.1210130710] [Citation(s) in RCA: 27] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
27
Hansen HJ, Hess M, von Philipsborn W. Obituary. Helv Chim Acta 1978. [DOI: 10.1002/hlca.19780610102] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
28
Migron Y, Bergmann ED. Studies in the chemistry of erythrina alkaloid derivatives IV—mass spectral studies of erythrinane derivatives. ACTA ACUST UNITED AC 1977. [DOI: 10.1002/oms.1210120805] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
29
Gierlich HH, Röllgen FW, Borchers F, Levsen K. Collisional activation spectra of quarternary ammonium cations produced by field desorption. ACTA ACUST UNITED AC 1977. [DOI: 10.1002/oms.1210120609] [Citation(s) in RCA: 44] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
30
Martin HJ, Pachaly P, Zymalkowski F. [Isolation and structural elucidation of quaternary tetrahydroberine alkaloids (author's transl)]. Arch Pharm (Weinheim) 1977;26:314-9. [PMID: 860900 DOI: 10.1002/ardp.19773100406] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
31
Bergmann E, Migron Y. Studies in the chemistry of erythrina alkaloide derivatives—II. Tetrahedron 1976. [DOI: 10.1016/0040-4020(76)88038-6] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
32
Bergmann E, Migron Y. Studies in the chemistry of erythrina alkaloide derivatives—I. Tetrahedron 1976. [DOI: 10.1016/0040-4020(76)80135-4] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
33
Salsmans R, Van Binst G. Thermal decompositions ofN-methylpyridinium, quinolinium, isoquinolinium and phenanthridinium salts in a mass spectrometer. Evidence for a specific HI elimination and for an oxidation to amides. ACTA ACUST UNITED AC 1974. [DOI: 10.1002/oms.1210080139] [Citation(s) in RCA: 20] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
34
Field desorption mass spectrometry quaternary ammonium salts. Tetrahedron Lett 1973. [DOI: 10.1016/s0040-4039(01)87129-x] [Citation(s) in RCA: 36] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022]
35
Mass spectrometry of onium compounds—XII. Tetrahedron 1972. [DOI: 10.1016/0040-4020(72)88053-0] [Citation(s) in RCA: 14] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022]
36
Undheim K, Hvistendahl G. Mass spectrometry of onium salts—I. Studies on anilinium oxides. ACTA ACUST UNITED AC 1970. [DOI: 10.1002/oms.1210031111] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
37
Zur Problematik der massenspektroskopischen Untersuchung organischer Verbindungen: Umwandlungen vor der Ionisierung. ACTA ACUST UNITED AC 1969. [DOI: 10.1007/bf01198023] [Citation(s) in RCA: 19] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
38
Badawi MM, Guggisberg A, van den Broek P, Hesse M, Schmid H. [Structure of macrocyclic alkaloids, oncinotin and isoocinotin]. Helv Chim Acta 1968;51:1813-7. [PMID: 5760859 DOI: 10.1002/hlca.19680510802] [Citation(s) in RCA: 35] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/16/2023]
39
Anwer F, Popli SP, Srivastava RM, Khare MP. Studies in medicinal plants. 3. Protoberberine alkaloids from the roots of Cissampelos pareira Linn. EXPERIENTIA 1968;24:999. [PMID: 5711898 DOI: 10.1007/bf02138704] [Citation(s) in RCA: 21] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/16/2023]
40
Linde HH, Ragab MS. [The autoxydation of apomorphin]. Helv Chim Acta 1968;51:683-7. [PMID: 5683982 DOI: 10.1002/hlca.660510411] [Citation(s) in RCA: 23] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/16/2023]
41
Waldner EE, Hesse M, Taylor WI, Schmid H. [On the constitution of the macralstonidines]. Helv Chim Acta 1967;50:1926-39. [PMID: 5590994 DOI: 10.1002/hlca.19670500727] [Citation(s) in RCA: 38] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]
42
Hesse M, Bild N, Schmid H. [The mass spectrum of vitamin B 1 and some model compounds]. Helv Chim Acta 1967;50:808-13. [PMID: 5584835 DOI: 10.1002/hlca.19670500307] [Citation(s) in RCA: 15] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]
43
Khan ZM, Hesse M, Schmid H. [Notes concerning the isolation of quaternary alkaloids from Pleiocarpa tubicina Stapf]. Helv Chim Acta 1967;50:625-7. [PMID: 5587094 DOI: 10.1002/hlca.19670500228] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]
44
De Waal HL, Prinsloo BJ, Arndt RR. On the structure of metaphanine and its Hofmann degradation product. Tetrahedron Lett 1966;49:6169-73. [PMID: 5977909 DOI: 10.1016/s0040-4039(00)70160-2] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/17/2023]
45
Hesse M, Schmid H. Das massenspektrometrische Verhalten quartärer Stickstoffverbindungen, III1). ACTA ACUST UNITED AC 1966. [DOI: 10.1002/jlac.19666960110] [Citation(s) in RCA: 14] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
46
Hesse M, Bodmer F, Schmid H. Die Struktur des Alkaloides Pleiomutin: massenspektrometrische Analyse und Partialsynthese. Helv Chim Acta 1966. [DOI: 10.1002/hlca.19660490217] [Citation(s) in RCA: 14] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
47
Kishi T, Hesse M, Vetter W, Gemenden CW, Taylor WI, Schmid H. Macralstonin. Helv Chim Acta 1966. [DOI: 10.1002/hlca.19660490216] [Citation(s) in RCA: 31] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
48
Guggisberg A, Hesse M, Schmid H, Karrer P. Notiz über das Vorkommen von C-Mavacurin in der Wurzelrinde vonStrychnos nux-vomicaL. 59. Mitteilung über Calebassen-Alkaloide [1]. Helv Chim Acta 1966. [DOI: 10.1002/hlca.660490102] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
49
Hesse M, Bodmer F, Gemenden CW, Joshi BS, Taylor WI, Schmid H. Die Struktur desAlstonia-Alkaloides Villalstonin. Helv Chim Acta 1966. [DOI: 10.1002/hlca.19660490314] [Citation(s) in RCA: 32] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
50
Hesse M, Renner U. Die Massenspektren von Schizozygin und dessen Derivaten. Helv Chim Acta 1966. [DOI: 10.1002/hlca.19660490623] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
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