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
  • Browse and search by CBS classification: Select one of the 38 CBS classification categories where you want to search by a keyword
  • Keyword register: select an initial character and browse associated keywords
  • Search by CBS edition: Select a CBS edition and find all related publications

Registered users can create a tailor made PDF of selected articles throughout CCBS search – simply use the cart icon on the right hand of each abstract to create your individual selection of abstracts. You can export your saved items to PDF by clicking the download icon.

      56 091
      Quantitative TLC determination of aspartame in beverages
      J. SHERMA, S. CHAPIN, J. FOLLENWEILER

      Americ. Lab. 17, (3) 131-133 (1985). TLC of aspartame on silica with butanol - acetic acid - water 6:2:2. Detection by spraying with 0.2 % ninhydrin in acetone. Quantification by densitometry. Visual detection limit 50 ng and lower; limit of determination150 ng (instrument dependent.). Comparison with other methods.

      Classification: 17a
      66 030
      Fast Black K salt
      I. OJANPERÄ*, K. WÄHÄLÄ, T.A. HASE, (*Dep. Foren. Med., Univ. Helsinki, Kytösuontie II, SG-00300 Helsinki, Finland)

      Analyst 115, 263-267 (1990). Evaluation of diazonium reagent Fast Black K salt for visualization of amines and phenols on silica plates. Differentiation between aliphatic primary and secondary amines by color. Determination of the structures of colored reaction products. Detection limit 0.05 – 0.5 µg for various chromatographed drug substances.

      Keywords:
      Classification: 3e, 17a
      72 100
      Mapping of derivatised biogenic amines by two-dimensional thin-layer chromatography
      N.P.J. PRICE*, D.O. GRAY, (*School Biolog. Sci., Queen Marry and Westfield Coll., Univ. London, Mile End Road, London E14 NS, UK)

      A comparative study. J. Chromatogr. 635, 165-170 (1993). Two-dimensional TLC maps of dansyl chloride-, dabsyl chloride- and 7-chloro-4-nitrobenzoxazole - derivatised amines on silica with 9 solvent systems. Evaluation of some factors which influence sensitivity. Recommendation of dansyl chloride as the reagent for chromatographic analysis of complex mixtures of biogenic amines.

      Keywords:
      Classification: 17a
      82 026
      Quantitative analysis of biogenic amines by high-performance thin-layer chromatography utilizing a fibre optic fluorescence detector
      R.M. LINARES, J.H. AYALA, A.M. AFONSE, V. GONZALEZ*, (*Dept. Anal. Chem., Nutrition & Food Sci, Univ. La Laguna, E-38201 La Laguna, Spain)

      Anal. Letters 31, 475-489 (1998). HPTLC of plant tissues, dansylated in a microwave oven, on silica with chloroform - triethylamine 2:1. Quantitation by in situ densitometry at 338/>502 nm. Detection limit 1.8 - 3.0 ng. Precision 0.75-1.39%.

      Keywords:
      Classification: 4e, 17a
      94 034
      From visual evaluation according to the pharmacopoeia to exact analytical results
      H. HOFMAN (STADA R&D GmbH, Analytical Development, Sladastrasse 2, D-61118 Bad Vilbel, Germany, herbert.hofmann@stada.de)

      CBS 93, 5-7 (2004). HPTLC of N,N-diethylethane-1,2-diamine in metoclopramide finished products on silica gel with 32 % ammonia - methanol - dichloromethane 3:15:80 over 40 mm with chamber saturation. Detection by dipping in 0.2 % ethanolic ninhydrin solution for 1 s, followed by drying at 120 °C for 5 min. Quantitative determination by absorbance measurement at 480 nm and evaluation of peak area with polynomial regression. The correlation coefficient of the calibration curve is 0.9995, the residual standard deviation 2.19 %. Intermediate precision is 1.65 %. Recovery for 0.2-1.0 % impurity is 100.5 %. Limit of quantitation is 0.05 % impurity.

      Classification: 17a, 32a
      105 087
      Simultaneous determination of irbesartan and hydrochlorothiazide by HPTLC method
      B. MEHTA*, S. MORGE (*Dept. of Chem. University of Mumbai, Santacruz (E), Mumbai, 400098, India)

      Indian Drugs 47(2), 71-74 (2010). HPTLC of irbesartan and hydrochlorothiazide on silica gel with acetone - chloroform - ethyl acetate - methanol 6:6:6:1. The plates were preconditioned for 10 min in a saturated chamber prior to development. The hRf value of irbesartan was 27 and of hydrochlorothiazide 37. The linearity was 1500-9000 ng/band and 125-750 ng/band for irbesartan and hydrochlorothiazide respectively. The average recovery for both drugs was 99.4-99.5 %.

      Classification: 17c, 18a, 32a
      108 055
      Chromatographic and computational studies of the physicochemcal properties of cholinesterase inhibitors - alkyl- and arylcarbamate derivatives of N-benzylpiperidine and N-benzylpiperazine
      A. WIECKOWSKA, M. BAJDA, K. WIECKOWSKI, Barbara MALAWSKA* (*Faculty of Pharmacy, Department of Physicochemical Drug Analysis, Jagiellonian University Medical College, Medyczna 9, 30-688 Kraków, Poland; mfmalaws@cyf-kr.edu.pl)

      J. Planar Chromatogr. 23, 359-364 (2010). TLC of four series of carbamates of 3-hydroxy- and 4-hydroxyphenyl-acetamides, 4-benzylpiperidine and 1-benzylpiperazine on RP-18 with mixtures of acetonitrile and water containing 45-90 % organic modifier, with chamber saturation for 2 h at ambient temperature. Detection under UV light at 254 nm. The results obtained were compared with theoretical lipophilicity calculated by use of ChemOffice, QikProp, and Pallas software.

      Classification: 17c
      56 090
      Chromatography of bis-quaternary amino-steroids
      M. GAZDAG, G. SZEPESI, K. VARSANYI-RIEDL, Z. VEGH, Z. PAP-SZIKLAY

      1. Separation on silica by thin-layer and high-performance liquid chromatography. J. Chromatogr. 328, 279-287 (1985). HPTLC of bis-quaternary aminosteroids (pipecuronium bromide and related steroids) on silica with methanol - acetonitrile - conc. NH3 514:386:100 containing 0.005 mole/l ammonium chloride and 0.08 mole/l ammonium carbonate. Detection by immersion of the plate in Dragendorff reagent. Densitometry by absorbance at 525 nm.

      Classification: 17c, 32a