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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      53 111
      Preparation of isomeric 3-aminopropylamino derivatives of 9-(RS)- (2, 3dihydroxypropyl) adenine
      A. HOLY

      Coll. czechoslov. chem. comm. 48, 1910-1921 (1983). TLC of adenine derivatives on silica with a) 2-propanol - NH3 -water 7:1:2, b) chloroform - ethanol 95:5, c) chloroform - methanol 9:1, 3:2. Detection by UV Fluorometry.

      Keywords:
      Classification: 21
      71 108
      Determination of the reactivity of uracil derivatives with respect to methyl iodide by high-performance thin-layer chromatography
      G. VAMPA, S. BENVENUTI, P. PECORARI, (Dept. di Sci. Farm., Univ. degli Studi di Modena, Via Campi 183, 411 Modena, Italy)

      J. Chromatogr. 604, 261-265 (1992). Investigation of the methylation rates of uracil, 5-fluoro-, 5-chloro-, 5-bromo-, 5-methyl-, and 5-nitrouracil, and their N'- and N3-methyl derivatives by TLC on silica with chloroform - methanol - water 5:5:3. Densitometry.

      Classification: 21
      113 045
      A validated high-performance thin-layer chromatographic method for the determination of azathioprine from pharmaceutical formulation
      S. KULKARNI*, K. CHITALKAR, N. SHINDE, P. TEKALE, R. LANJEWAR (*Department of Chemistry, Guru Nanak Khalsa College, Matunga, Mumbai, India; K. Chitalkar, Gadark Lab Pvt. Ltd., Vikroli, Mumbai, India, shardul2007@gmail.com)

      J. Planar Chromatogr. 27, 120-123 (2014). HPTLC of azathioprine on silica gel with methanol - toluene - 25 % ammonia 70:30:1. Quantitative determination by absorbance measurement at 285 nm. The hRf value for azathioprine was 63. Linearity was in the range of 20-120 ng/zone. The intermediate/interday/intra-day precisions were below 1 % (n=6). The LOD and LOQ were 6 and 20 ng/zone, respectively. Average recovery was 98.7 %.

      Classification: 21a
      62 149
      Rapid separation of anomeric purine nucleosides by thin-layer chromatography on a chiral stationary phase
      R.S. FELDBERG*, L. M. REPPUCCI, (*Dep. Biol., Tufts Univ., Medford, MA 02155, USA)

      J. Chromatogr. 410, 226-229 (1987). TLC on chiral plates with methanol - water - acetonitrile 50:50:30-400. Detection under UV 254 nm. Discussion of the resolution of the enantiomers with different percentages of acetonitrile.

      Classification: 21a, 38
      72 105
      (Determination of adenosine in Zhonghuashusibao by thin-layer chromatography
      L. MAO* (Mao Lizhen), P. JUE (Jue Peihong), (*Inst. Mat. Med., Zhejiang Provin. Acad. Med., Hangzhou 310013, P.R. China)

      J. Chin. Herb. Med. (Zhongcaoyao) 24, 467-468 (1993). TLC of adenosine on silica with chloroform - ethyl acetate - isopropanol - water 16:4:12:1. Detection under UV 254 nm. Quantification by spectrophotometry at 256 nm after elution.

      Classification: 21a
      80 058
      Simultaneous determination of purine alkaloids in daily foods by high-performance thin-layer chromatography
      A. KUNUGI*, K. TABEI, (*Sch. Life Sci. & Dept. Chem. & Pharm. Edu., Sch. Pharm., Tokyo Univ. Pharm. 192.03, Japan)

      J. High Resol. Chrom. 20, 456-458 (1997). HPTLC on silica with dichloromethane - ethanol - NH3 28% 180:17:3. Quantification by densitometry at 275 nm. Determination limits for caffeine, theobromine, theophylline were 2 µg/mL.

      Keywords:
      Classification: 21a, 22
      70 118
      32p-Postlabelling and mass spectrometric methods for analysis of bulky, polyaromatic carcinogen - DNA adducts in humans
      G. TALASKA*, J.G. ROH, T.GETEK, (*Dep. Environ. Health, Univ. Cincinnati, Cincinnati, OH 45267, USA)

      J. Chromatogr. 580, 293-323 (1992). Discussion of 32p-postlabelling technique as a human carcinogen - DNA adduct biomonitoring method, involving enzymatic preparation and labelling of DNA samples, followed by TLC and HPLC separation of carcinogen - nucleotide adducts from unadducted nucleotides. Use of both synchronous fluorescence and HPLC in conjunction with 32p-postlabelling and TLC to confirm the identity of specific carcinogen DNA adducts in human samples.

      Classification: 21b
      53 112
      Metabolic conversion of orotic acid hydrazide into a nucleotide in mouse and rat liver
      G.J. KRAUSS et al.

      Biomed. Biochim. Acta 42, 1045-1054 (1983). Several TLC systems were used: 1) Adsorption TLC on silica with ethanol - 1 M ammonium acetate (pH 7.5) 5:2; 2) adsorption TLC on polyamide with acetonitrile-5O mM ammonium acetate (pH 3.0) 87:13; 3) anion exclusion TLC on Dowex-resin/silica sheets with 1 M HCl; 4) anion exchange TLC on Dowex 1/silica. The nucleobases, nucleosides and nucleotides were separated by a three step development with 1a) acetonitrile-50 mM ammonium acetate (pH 3.0) 87:13, 1b) 50 mM ammonium acetate (pH 3.0), 1c) 500 mM ammonium acetate (pH 4.5). Drying of the plates between the steps. Development of anion-exchange TLC on PEI-cellulose with 1.6 M LiCl, water or 0.15 M ammonium formate, or on DEAE-cellulose with 0.03 M HCl.

      Keywords:
      Classification: 21