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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      101 082
      Rapid TLC method for estimation of mevalonic acid in the leaves of medicinal plants
      M. RAM*, S. KHAN, P. JHA, M.A. KHAN, U. KIRAN, S. JAVED, M.Z. ABDIN (*Centre for Transgenic Plant Development, Department of Biotechnology, Jamia Hamdard, New Delhi, 110062, India)

      Chromatographi 68 (1-2), 129-133 (2008). Description of a simple, rapid, specific and sensitive method for the quantitative estimation of mevalonic acid in leaves of Artemisia annua, Psorelia corylifolia, Vinca rosea, Withania somnifera and Barleria proinites. TLC of leaf extracts on silica gel with benzene - acetone 3:2 which involved conversion of mevalonic acid to its lactone, mevalonolactone. Detection by treatment with anisaldeyde reagent. Quantitative determination of mevalonolactone by absorbance measurement at 600 nm. Linearity was between 100 and 500 ng per spot. Recovery (by standard addition) was higher than 98 % for mevalonolactone. The limit of detection was 50 ng per spot.

      Classification: 32e
      102 005
      A general detection technique for HPTLC based on changes in fluorescence
      V.L. CEBOLLA*, Elena MATEOS, L. MEMBRADO, J. VELA (*CSIC, Instituto de Carboquimica, c/Miguel Luesma, 4, 50018 Zaragoza, Spain, vcebolla@icb.csic.es)

      CBS 99, 9-11 (2007). HPTLC of petrochemical samples on silica gel pre- or post-chromatographically impregnated by dipping in methanolic berberine (60 mg/L) or coralyne (6 or 12 mg/L) solutions. Development in horizontal developing chamber with dichloromethane (saturated hydrocarbons), n-hexane (heavy gas oil), or petroleum ether - diethyl ether - acetic acid 80:20:1 (cholesterol). Quantitative determination by fluorescence measurement of berberine at 365/>450 nm and coralyne at 410/>450 nm. Linearity for alkenes was between 50 and 1500 ng and for naphtenes between 600 and 2400 ng.

      Classification: 3e
      102 033
      Determination of sterols and fatty acids in prostata health dietary supplements by silica gel high performance thin layer chromatography with visible mode densitometry
      T. HALKINA, J. SHERMA* (*Department of Chemistry, Lafayette College, Easton, PA 18042, USA; shermaj@lafayette.edu)

      J. Liq. Chromatogr. Relat. Technol. 30, 2329-2335 (2007). HPTLC of sterols and fatty acids on silica gel (prewashed with methanol) with petroleum ether (36-60 °C) - diethyl ether - acetic acid 80:20:1 in a twin-trough chamber with chamber saturation. Detection by spraying with a 5 % ethanolic phosphomolybdic acid solution followed by heating at 110 °C for 10 min. Quantitative determination by absorbance measurement in the visible range.

      Classification: 11a, 13c
      102 055
      Application of densitometry for the evaluation of the separation effect of nicotinic acid derivatives
      Alina PYKA*, W. KLIMCZOK (*Department of Analytical Chemistry, Faculty of Pharmacy, Silesian Academy of Medicine, 4 Jagiellonska Street, 41-200 Sosnowiec, Poland; apyka@slam.katowice.pl)

      Part I. Nicotinic acid and its amides. J. Liq. Chromatogr. Relat. Technol. 30, 2317-2327 (2007). TLC and HPTLC of nicotinic acid, nicotinamide, N-methylnicotinamide, and N,N-diethylnicotinamide on RP-18 with methanol - water 3:7, and dioxane - water 1:4 and 1:9. The best separation was achieved on alumina with acetone - n-hexane 1:1. Detection under UV light at 254 nm. Quantitative determination by absorbance measurement at 254 nm.

      Classification: 17c
      102 081
      Application of SPE-HPLC-DAD and SPE-TLC-DAD to the determination of pesticides in real water samples
      T. TUZIMSKI (Faculty of Pharmacy, Department of Physical Chemistry, Medical University, Lublin, Poland, tomasz.tuzimski@am.lublin.pl)

      J. Sep. Sci. 31, 3537-3542 (2008). After solid phase extraction of water samples HPTLC of clofentezine (1), neburon (2), chlorfenvinphos (3), lenacyl (4), trifluralin (5), thiram (6), procymidone (7), flufenoxuron (8), tralkoxydim (9), propaquizafop (10), and dinoseb (11) on silica gel with ethyl acetate – n-heptane 2:8, 3:7, 4:6, or 7:3 as mobile phase. Quantitative determination by absorbance measurement between 200 and 600 nm. Selectivity regarding matrix was given. Linearity was 0.1-1.5 µg/spot for (1), 0.2-1.0 µg/spot for (2), 0.5-1.0 µg/spot for (3), 0.2-1.0 µg/spot for (4), 0.3-9.0 µg/spot for (5), 0.2-1.0 µg/spot for (6), 2.0-11.0 µg/spot for (7), 0.1-2.0 µg/spot for (8), 0.3-1.0 µg/spot for (9), 0.1-1.0 µg/spot for (10), and 0.2-1.0 µg/spot for (11). The limits of detection and quantification were 0.23 and 0.70 µg/spot for (1), 0.06 and 0.18 µg/spot for (2), 0.16 and 0.49 µg/spot for (3), 0.04 and 0.12 µg/spot for (4), 0.06 and 0.18 µg/spot for (5), 0.16 and 0.49 µg/spot for (6), 0.65 and 1.92 µg/spot for (7), 0.10 and 0.31 µg/spot for (8), 0.07 and 0.22 µg/spot for (9), 0.06 and 0.17 µg/spot for (10), and 0.08 and 0.24 µg/spot for (11). The optimal wavelenght for quantification was 278 nm for (1), 249 nm for (2), 247 nm for (3), 273 nm for (4), 277 nm for (5), 281 nm for (6), 208 nm for (7), 268 nm for (8), 284 nm for (9), 245 nm for (10), and 366 nm for (11). Advantages of the technique over the HPLC method are highlighted.

      Classification: 29
      102 101
      RP-HPTLC and HPTLC estimation of tramadol hydrochloride and paracetamol in combination
      M. GANDHIMATHI*, T.K. RAVI (*Sri Ramkrishna Institute of Paramedical Sciences, Dept. of Pharmaceutical Analysis, College of Pharmacy, Coimbatore 641044, India, gands72@yahoo.co.in)

      Asian J. Chem. 20(6), 4940-4942 (2008). HPTLC of paracetamol and tramadol hydrochloride on silica gel with ethyl acetate - toluene - ammonia 60:40:1. Absorbance measurement at 254 nm. The method was linear in the range of 0.1-0.5 µg/mL and 0.9-4.5 µg/mL for tramadol and paracetamol respectively. The recovery was 98.4-99.9 % for both compounds. The method was suitable for routine analysis.

      Classification: 32a
      102 118
      Simultaneous estimation of lamivudine and zidovudine by HPTLC in pharmaceutical dosage form
      S. MATHUR*, R. SINGH, D. SHARMA, P. SAINI, G. SINGH, S. TUTEJA (*Central Indian Pharmacopoeia Laboratory, R & D Div. Indian Pharmacopoeia Commission, Gaziabad, U.P., India)

      60th Indian Phamaceutical Congress PA-132, (2008). HPTLC of lamivudine and zidovudine on silica gel with acetone - methanol - toluene 2:1:2. Quantitative determination by absorbance measurement at 273 nm. The method was suitable for routine quality control of both drugs in combined dosage form.

      Classification: 32a
      102 137
      Simultaneous determination of mirtazapine and its three main impurities by a high performance thin layer chromatography/densitometry method
      T.S. REDDY, P.S. DEVI* (*Analytical Chemistry Division, Indian Institute of Chemical Technology, Tarnaka Hyderabad 500007, India; sitadevi@iictuet.org)

      J. Liq. Chromatogr. Relat. Technol. 31, 1204-1212 (2008). HPTLC of mirtazapine (1,2,3,4,10,14b-hexahydro-2-methyl-pyrazino[2,3-c][2-benzazepine]), and three impurities (2-(4-methyl-2-phenyl-piperazin-1-yl)nicotinic acid, [2-(4-methyl-2-phenyl-piperazinyl)-pyridin-3-yl]methanol, and 2-chloronicotinic acid on silica gel with toluene - acetone - methanol 6:2:2 with chamber saturation. Quantitative determination by absorbance measurement at 285 nm. The limit of detection and quantification for mirtazapine was 22 and 75 ng/spot, respectively.

      Classification: 32a
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