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
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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.

      126 053
      A validated HPTLC method for the quantitative determination of duloxetine hydrochloride and 1-naphthol in bulk and pharmaceutical formulation
      N. ABDELHAMID, I. NAGUIB, B. ANWAR*, M. MAGDY (*Pharmaceutical Analytical Chemistry Department, Faculty of Pharmacy, Beni-Suef University, Alshaheed Shehata Ahmad Hegazy St, Beni-Suef 62514, Egypt, bassma.hossam@hotmail.com)

      J. Planar Chromatogr. 33, 391-396 (2020). HPTLC of duloxetine hydrochloride (1) and 1-naphthol (2) on silica gel with chloroform - ethyl acetate - benzene - 33 % ammonia solution 60:30:10:1. Quantitative determination by absorbance measurement at 233 nm. The hRF values for (1) and (2) were 15 and 8, respectively. Linearity was between 200 and 1400 ng/zone for (1) and 60 and 540 ng/zone for (2). Intermediate precision was below 2 %. The LOD and LOQ were 23 and 71 ng/zone for (1) and 15 and 47 ng/zone for (2), respectively. Average recovery was 98.8 % for (1) and 99.6 % for (2).

      Classification: 32a
      126 057
      Validated stability-indicating HPTLC method for the estimation of adapalene in drugs and the LC–MS identification of its degradation products
      K. THUMMAR*, K. TILVA, B. DUDHATRA, R. MARDIA, N. SHETH (*Department of Pharmaceutical Sciences, Saurashtra University, Rajkot, Gujarat 360005, India, kasu_patel5@yahoo.co.in)

      J. Planar Chromatogr. 33, 371-380 (2020). HPTLC of adapalene on silica gel with toluene - acetone 1:1. Quantitative determination by absorbance measurement at 317 nm. The hRF value for adapalene was 58. Linearity was between 10 and 100 ng/zone. Intermediate precision was below 2 % (n=6). The LOD and LOQ were 1.5 and 4.6 ng/zone, respectively. Recovery was between 97.5 and 101.5 %.

      Classification: 32a
      126 032
      Validation and eco-scale assessment of stability-indicating HPTLC method for quantitative analysis of carbamazepine and its degradation product, iminostilbene, in pure forms, pharmaceutical preparations, and spiked human plasma
      I. NAGUIB, N. ALI, F. ELROBY, M. EL GHOBASHY, F. ABDALLAH* (*Pharmaceutical Analytical Chemistry Department, Faculty of Pharmacy, Beni-Suef University, Beni-Suef 62514, Egypt, dr.zahrafared@yahoo.com)

      J. Planar Chromatogr. 33, 219-229 (2020). HPTLC of carbamazepine (1) and its degradation product iminostilbene (2) on silica gel with petroleum ether - acetone 7:3. Quantitative determination by absorbance measurement at 230 nm. The hRF values for (1) and (2) were 12 and 63, respectively. Linearity was between 0.1 and 1.4 µg/zone for (1) and 0.1 and 1.2 µg/zone for (2). Intermediate precision was below 2 % (n=3). The LOD and LOQ were 0.03 and 0.09 µg/zone for (1) and 0.03 and 0.09 µg/zone for (2), respectively. Average recovery was  99.7 % for (1) and 99.7 % for (2).

      Classification: 17c, 32a
      125 007
      Digitally enhanced thin layer chromatography for simultaneous determination of norfloxacin and tinidazole with the aid of Taguchi orthogonal array and desirability function approach: Greenness assessment by analytical Eco-Scale
      N. ABOU-TALEB, N. EL-ENANY, D. EL-SHERBINY, H. EL-SUBBAGH (*Medicinal Chemistry Department, Faculty of Pharmacy, Mansoura University 35516, Mansoura, Egypt, nourahemdan@yahoo.com)

      J. Sep. Sci. 43, 1195-1202 (2020). HPTLC of norfloxacin (1) and tinidazole (2) on RP silica gel with 30 % trifluoroacetic acid. Detection under UV 254 and 366 nm, documentation with a smartphone camera. The hRF values for (1) and (2) were 6 and 31, respectively. Linearity was between 0.06 and 6 µg/zone for (1) and 0.09 and 9 µg/zone for (2). Intermediate precisions were below 2 % (n=3). The LOD and LOQ were 0.01 and 0.03 µg/zone for both (1) and (2).

      Classification: 32a
      125 040
      Simple thin layer chromatography–ultraviolet spectrophotometric method for quality assessment of binary fixed-dose-combinations of lamivudine/tenofovir disoproxil fumarate and lamivudine/ zidovudine in tablet formulations
      E. VAIKOSEN*, A. KASHIMAWO, J. SOYINKA, S. ORUBU, S. ELEI, B. EBESHI (*Department of Pharmaceutical and Medicinal Chemistry, Faculty of Pharmacy, Niger Delta, University,Wilberforce Island, Bayelsa State, Nigeria, vaikosen@yahoo.co.uk, edebivaikosen@ndu.edu.ng)

      J. Sep. Sci. 43, 2228-2239 (2020). HPTLC of binary mixtures of tenofivir disoprixil fumarate (1) / lamivudine (2) and lamivudine (2) / zidovudine (3) on silica gel with dichloromethane - acetonitrile - methanol - ammonia 67:20:10:3. Quantitative determination by absorbance measurement at 272 nm. The hRF values for (1) to (3) were 43. 79 and 81, respectively. Linearity was in the range of 5-40 µg/mL for (1), 2-16 µg/mL for (2) and 1-16 µg/mL for (3). Intermediate precisions were below 2 % (n=3). The LOD and LOQ were 1 and 3 µg/mL for (1), 1 and 4 µg/mL for (2) and 2 and 6 µg/mL for (3), respectively. Recovery was between 96.5 and 101.8 % for (1) to (3).

      Classification: 32a
      125 026
      Validated ecofriendly chromatographic method for quantitative determination of anti-migraine quaternary mixture
      N. FARID, I. NAGUIB, N. ABDELHAMID, B. ANWAR*, M. MAGDY (*Pharmaceutical Analytical Chemistry Department, Faculty of Pharmacy, Beni-Suef University, Alshaheed Shehata Ahmad Hegazy St., 62514, Beni-Suef, Egypt, bassma.hossam@hotmail.com)

      J. Sep. Sci. 43, 2330-2337 (2020). HPTLC of metoclopramide (1), ergotamine (2), caffeine (3), and paracetamol (4) on silica gel with ethyl acetate - ethanol - ammonia 90:10:1. Quantitative determination by absorbance measurement at 272 nm. The hRF values for (1) to (4) were 14, 36, 49 and 74, respectively. Linearity was in the range of 1-24 µg/zone for (1), 0.1-6.5 µg/zone for (2), 0.8-3.5 µg/zone for (3) and 0.8-10 µg/zone for (4), respectively. Intermediate precisions were below 2 % (n=9). The LOD and LOQ were 336 and 1017 ng/zone for (1), 43 and 130 ng/zone for (2), 265 and 802 ng/zone for (3) and 262 and 793 ng/zone for (4). Average recovery was 99.7 % for (1), 100.6 % for (2), 100.1 % for (3) and 100.2 % for (4).

      Classification: 32a
      125 058
      Butyl-based reversed-phase high-performance liquid chromatography and silica normal-phase high-performance thin-layer chromatography methods for the determination of palonosetron in the presence of degradation products and dosage form additives
      M. TANTAWY*, S. ALWESHAHY, D. ELSHABASY, N. YOUSSEF (*Analytical Chemistry Department, Faculty of Pharmacy, Cairo University, Kasr El-Aini St, Cairo 11562, Egypt, dalia.elshabasy91@gmail.com)

      J. Planar Chromatogr. 33, 149-160 (2020). HPTLC of palonosetron on silica gel with methanol - ammonia 20:1. Quantitative determination by absorbance measurement at 254 nm. The hRF value for palonosetron was 58. Linearity was between 0.1 and 2 µg/zone. Intermediate precisions were below 2 % (n=3). The LOD and LOQ were 0.02 and 0.06 µg/zone, respectively. Recovery rate was 99.5 %.

      Classification: 32a
      125 057
      Application of analytical quality by design approach in method development for the simultaneous estimation of levocetrizine hydrochloride and montelukast sodium in their combined dosage form
      Jina DESAI*, P. DEDHIYA, H. PATEL, A. MISHRA, S. SHAH (*Maliba Pharmacy College, Uka Tarsadia University, Maliba Campus, Gopal Vidyanagar, Bardoli, Gujarat 394350, India, prafuldedhiya@gmail.com)

      J. Planar Chromatogr. 33, 119-129 (2020). HPTLC of levocetrizine hydrochloride (1) and montelukast sodium (2) on silica gel with ethyl acetate - methanol - triethylamine 125:125:1. Quantitative determination by absorbance measurement at 234 nm. The hRF values for (1) and (2) were 23 and 55, respectively. Linearity was between 100 and 500 ng/zone for (1) and 200 and 1000 ng/zone for (2). Intermediate precisions were below 2 % (n=3). The LOD and LOQ were 9 and 28 ng/zone for (1) and 22 and 65 ng/zone for (2), respectively. Recovery rate was between 99.3 and 100.1 % for (1) and 100.0 and 100.3 % for (2).

      Classification: 32a