Cumulative CAMAG Bibliography Service CCBS

Our CCBS database includes more than 11,000 abstracts of publications. Perform your own detailed search of TLC/HPTLC literature and find relevant information.

The Cumulative CAMAG Bibliography Service CCBS contains all abstracts of CBS issues beginning with CBS 51. The database is updated after the publication of every other CBS edition. Currently the Cumulative CAMAG Bibliography Service includes more than 11'000 abstracts of publications between 1983 and today. With the online version you can perform your own detailed TLC/HPTLC literature search:

  • Full text search: Enter a keyword, e.g. an author's name, a substance, a technique, a reagent or a term and see all related publications
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      95 044
      Correlation between the structure of some 2,4-dioxotetrahydro-1,3-thiazoles and TLC retention data
      Nada U. PERISIC-JANJIC*, T. L. DJAKOVICS-SEKULIC, K. POPOV-PERGAL (*Department of Chemistry, Faculty of Science, University of Novi Sad, Trg D, Obradovica 3, 21000 Novi Sad, Serbia and Montenegro)

      J. Planar Chromatogr. 17, 192-199 (2004). TLC of 3-ethyloxycarbonyl-5-substituted-2,4-dioxotetrahydro-1,3-thiazole derivatives (2’-fluoro-6’-chlorobenzylidene, 1’-naphthylidene, 4’-methoxybenzylidene, 2’-oxybenzylidene, 2’-thienylidene, 4’-dimethylaminobenzylidene, 1’-carboethoxy-3’-indolylidene, 3’,4’-dimethoxybenzylidene, 4’-isopropylbenzylidene, benzylidene) on silica gel with non-polar diluent (hexane) - polar modifier (ethyl acetate, acetone, or dioxane) and on reversed-phase systems of the type rice starch with polar diluent (aqueous ammonia) - polar modifier (methanol, acetone, or dioxane). Examination of the dried plates after development under UV light at 254 nm.

      Classification: 2c, 29e
      105 048
      Thin layer chromatography with post-chromatographic iodine-azide reaction for thiuram analysis in food samples
      R. ZAKRZEWSKI*, W. CIESIELSKI (*Department of Instrumental Analysis, University of Lódz, Pomorska 163, 90-236 Lódz, Poland; robzak@chemul.uni.lodz.pl)

      J. Liq. Chromatogr. Relat. Technol. 31, 2657-2672 (2008). TLC and HPTLC of thiuram on silica gel with methanol or dichloromethane in a saturated horizontal chamber for 15 min. Detection by spraying with improved and non-improved iodine-azide, iodine, and copper(II) reagents and by evaluation under UV 254 nm. For derivatization the developed plates were sprayed with freshly prepared mixtures of sodium azide and starch solution adjusted to pH 6.0 (5 mL of 10 % aqueous sodium azide solution and 12.5 mL of 2 % aqueous starch solution were mixed and adjusted to pH 6.0 with 0.1 mol/L hydrochloric acid solution; the solution was diluted to 25 mL with water) and exposed to iodine vapor for 5 s. Quantitative analysis by scanning with an office scanner (PC scanner) and after detection with improved iodine-azide reagent densitometric measurement at 483 nm. The hRf value of thiuram was 29. LOD were 3 and 0.5 pmol per spot using a iodine-azide detection system in TLC and HPTLC, respectively. Linearity was in the range of 2-8 pmol per spot; the correlation coefficient r was 0.9981. Results obtained by use of a PC scanner were comparable to measurements using a TLC densitometer.

      Classification: 29e
      75 133
      Determination of pentachlorophenol and cymiazole in water and honey by C-18 solid phase extraction and quantitative HPTLC
      J. SHERMA, SH.C. McGINNIS, (Dept. Chem. Lafayette Coll., Easton, Pennsylvania 18042, USA)

      J. Liquid Chromatogr. 18, 755-761 (1995). HPTLC of the title compounds on RP-18 silica with toluene - methanol 9:1 and hexane - acetone - methanol - acetic acid 35:10:5:0.1. Detection under UV 254 nm. Quantification by densitometry at 215 nm for pentachlorophenol and at 265 nm for cymiazole. Recoveries from water at 0.25 - 5 ppm, 97.7-100% for pentachlorophenol and 89.5-94.9% for cymiazole, those from honey at 10 and 50 ppm, 94.0 - 96.1% ad 91.9 - 93.7%, respectively.

      Classification: 29e
      98 063
      Comparison of different properties - log P, log kW, and phi 0 - as descriptors of the hydrophobicity of some fungicides
      Malgorzata JANICKA (Faculty of Chemistry, Department of Physical Chemistry, Maria Curie-Sklodowska University, M. Curie-Sklodowska Sq. 3, 20-031 Lublin, Poland)

      J. Planar Chromatogr. 19, 361-370 (2006). Log P, log kW, and phi 0 are proposed and compared as descriptors of the hydrophobicity of twenty-two dihydroxy-thiobenzanilides. Chromatographic data log kW and phi 0, were calculated from experimental TLC results obtained on RP-18W and cyano phases with methanol or acetone as organic modifiers. The calculated hydrophobicity was compared with the biological activity of the test substances. Development in saturated sandwich chambers at 20 °C. Detection at 320 nm.

      Classification: 29e
      117 035
      Preparative scale MS-guided isolation of bioactive compounds using high-resolution flash chromatography
      A. AZZOLLINI, Q. FAVRE-GODAL, J. ZHANG, L. MARCOURT, S.N. EBRAHIMI, S. WANG, P. FAN, H. LOU, D. GUILLARME, E. FERREIRA QUEIROZ, J. WOLFENDER* (*Geneva-Lausanne School of Pharmacy, University of Geneva/University of Lausanne, Geneva, Switzerland; jean-luc.wolfender@unige.ch)

      Planta Medica 82, 11/12, 1051-1057 (2016). The crude ethanol extract of the aerial parts of the liverwort Chiloscyphus polyanthos, its fractions and seven pungent sesquiterpene lactones isolated therefrom were analyzed against Candida albicans strains (hypersensitive mutant DSY2621, wild-type parent CAF2-1). 20 mL of C. albicans suspension were spread and solidified on the plate charged with samples (20 µg/spot), blank (methanol) or reference (miconazole); without any development, the plate was incubated overnight at 37 °C, sprayed with methyl thiazolyl tetrazolium chloride (MTT 0.25 %) and incubated for 6 h at 37 °C to obtain a purple background. Diplophyllolide A was active on both strains, four other lactones only on DSY2621 (l-diplophyllin, dihydrodiplophyllin, ent-3-oxodiplophyllin, 3β-hydroxyeudesma-4,11-dien-12,8α-olide)._x000D_

      Classification: 4e, 29e, 32e
      77 094
      Determination of the oxidative degradation products of ethylenethiourea by thin layer chromatography
      P. VASSILEVA-ALEXANDROVA*, A. NEICHEVA, (Higher Inst. of Food and Flavor Ind., 26 Maritza Boulevard, 4000 Plovdiv, Bulgaria)

      J. Planar Chromatogr. 9, 217-220 (1996). TLC of the degradation products of ethylenebisdithiocarbamate (i. a. ethylenethiourea, ethyleneurea, urea, and ethylenediamine on silica with acetone, acetone - water 99:1, 95:5, 90:10, and ethanol. Visualization reagents were sodium nitroferricyanide solution, iodine vapor and Ehrlich's reagent.

      Classification: 29e
      99 071
      Retention behavior of some thiophosphorylglycinamide fungicides in adsorption and reversed-phase Thin-Layer Chromatography
      G. OROS, T. CSERHATI*, Z. ILLÉS (*Research Institute of Materials and Environmental Chemistry, Chemical Research Center, Hungarian Academy of Sciences, P. O. Box 17, H-1525 Budapest, Hungary; tevi@chemres.hu)

      J. Liq. Chromatogr. Relat. Technol. 29, 2009-2018 (2006). TLC of 37 thiophosphorylglycinamide derivatives on silica gel, alumina, and silica gel impregnated with paraffin oil, in sandwich chambers at 4-5 °C with 11 ternary mobile phases from n-pentane - benzene - acetone with different composition. Detection by exposure to iodine vapor. Determination of the free energy of adsorption, the surface area of adsorption and the molecular lipophilicity of the TPGA derivatives.

      Classification: 29e
      55 110
      Spectralphotometrische Bestimmung von Afugan in Pflanzenprodukten
      A. NEYTSCHEVA, P. WASSILEVA-ALEXANDROVA, E. KOVATSCHEVA

      (Spectrophotometric determination of afugan in plant products.) Mikrochimica Acta (Wien) 1, 393-398 (1984). TLC of the fungicide afugan on silica with hexane - acetone 8:1. Detection by UV 254 nm. Spectrophotometric determination at 254 nm.

      Classification: 29e