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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      109 038
      High-performance thin-layer chromatographic determination of spironolactone and torsemide in combined tablet dosage form
      N. GAIKWAD*, P. DESHPANDE, S. GANDHI, K. KHANDAGALE (*Dept. of Pharmaceutical Analysis, AISSMS College of Pharmacy, Kennedy Rd.,Pune, India, santoshvgandhi@rediffmail.com)

      Research J. Pharm. and Tech. 3(4), 1106-1108 (2010). TLC of spironolactone and torsemide in combined tablet dosage form on silica gel with n-hexane - ethyl acetate - methanol - glacial acetic acid 12:6:3:1. Quantitative evaluation by absorbance measurement at 263 nm. The hRf value of spironolactone and torsemide was 67 and 34, respectively. The linearity was in the range of 100-1000 ng/band for both drugs. The method has been successfully applied for the analysis of drugs in pharmaceutical formulation.

      Classification: 17c
      109 057
      HPTLC analysis of Vitamin C from Pithecellobium dulce Benth (Fabaceae)
      Nilakshi GAMBHIR*, V. BHASKAR (*Dept. of Botany, GDM Arts KRN Commerce & MD Science College, Jamner, Dist. Jalgaon, India)

      Journal of Pharmacy Research 4(4), 1197-1198 (2011) Vitamin C contents were estimated in fruit and fruit pulp. HPTLC of vitamin C from methanolic extracts of Pithecellobium dulce pods on silica gel with ethanol - water 2:1. Densitometric quantification at 254 nm. The method was linear in the range of 100-600 ng/band. The method could be employed for quality control of formulation containing the plant as one of the ingredient.

      Classification: 27
      109 078
      Rapid microwave-assisted extraction and HPTLC-photodensitometric method for the quality assessment of Boerhaavia diffusa L
      S.G. BHOPE*, V.K. GHOSH, V.V. KUBER (*Tulip Lab Pvt. Ltd Ranjangaon, Department of Analytical Development (R&D), Pune 412220, India; bshrinivas16@gmail.com)

      J. AOAC Int. 94, 795-802 (2011). HPTLC of boeravinone B and E on silica gel (prewashed with methanol) with toluene - ethyl acetate - acetonitrile - formic acid 60:12:4:3 in a twin-trough chamber after saturation for 10 min at 25 +/- 1 °C at a relative humidity of 35-40 %. Quantitative determination by absorbance measurement at 275 nm. The hRf value of boeravinone B and E was 47 and 31, respectively.The intra-day and inter-day precision (n = 3) were 0.6-1.7 % and 1.0-1.3 % for boeravinone B and 0.3-1.5 % and 1.3-1.5 % for boeravinone E. The repeatability of application and detection (%RSD) was between 0.8-1.1 % for boeravinone B and 0.3-0.9 % for boeravinone E (n=7). Linearity was between 75-360 ng/zone for boeravinone B and 160-768 ng/zone for boeravinone E. The LOD and LOQ were 9 and 13 ng/zone for boeravinone B and 30 and 42 ng/zone for boeravinone E. %RSD of robustness was <2 %. The recovery was 98.9-99.5 % for boeravinone B and 97.9-98.4 % for boeravinone E.

      Classification: 32e
      109 096
      (Identification of Sanqi Jiangzhi Tongmai capsules by thin-layer chromatography) (Chinese)
      X. LAI (Lai Xinhua) *, L. TANG (Tang Lili) (*Yuebei People’s Hospital, Guangdong, Shaoguan 512026, China)

      J. Strait Pharm. 22 (12), 59-60 (2010). TLC of the extracts of the title traditional Chinese medicine 1) for red Ginseng, on silica gel with benzene - ethyl acetate - formic acid 20:16:3, detection by spraying with 3 % FeCl3 in ethanol and viewing under daylight; 2) for Chinese Taxillus twig, on silica gel with water-saturated toluene - ethyl acetate - formic acid 5:4:1, detection by spraying with 5 % AlCl3 in ethanol; 3) for Hawthorn, on silica gel with toluene - ethyl acetate - glacial acetic acid 24:8:1, detection by spraying with 3-10 % sulfuric acid in ethanol and heating at 105 °C until the zones were detected; 4) for Alisma orientale, on silica gel with toluene - ethyl acetate - formic acid 14:7:2, detection by spraying with acetic acid - concentrated sulfuric acid - ethanol 1:1:1, heating at 105 °C until the zones were detected and viewing under daylight. Identification by comparison with the standards of the individual drug.

      Classification: 32e
      109 116
      Development and validation of HPTLC method to detect curcumin and gallic acid in polyherbal formulation
      S. SONAWANE, S. NIRMAL*, A. PATIL, S. PATTAN (*Department of Pharmacognosy, Pravara Rural College of Pharmacy, Pravaranagar, Loni, (413736), Maharashtra, India, nirmalsunil@rediffmail.com)

      J. Liq. Chromatogr. Relat. Technol. 34, 2664-2673 (2011). HPTLC of curcumin (1) and gallic acid (2) in pharmaceutical formulations containing Curcuma longa Linn and Emblica officinalis extracts, on silica gel with chloroform - ethyl acetate 5:4 + 1 drop formic acid. Quantitative determination by absorbance measurement at 254 nm. The hRf values of (1) and (2) were 55 and 26, respectively. Linearity was between 30-700 ng/zone for (1) and 100-700 ng/zone for (2). LOD and LOQ were 100 and 300 ng/zone for (1), and 33 and 100 ng/zone for (2), respectively. The intermediate/inter-day/intra-day precision (n = 6) was 0.3 % for (1), and 0.1 % for (2). Recoveries (by standard addition) were 98.2-104.0 % for (1) and 97.8-101.5 % for (2).

      Classification: 32e
      110 020
      Quantitative two-dimensional thin-layer chromatography using a diode-array detector
      Barbara MILZ, K. KLEIN, B. SPANGENBERG* (*University of Applied Sciences Offenburg, Institute of Process Engineering, Badstrasse 24, 77652 Offenburg, Germany, spangenberg@FH-Offenburg.de)

      J. Planar Chromatogr. 25, 493-497 (2012). TLC of 12 sulfonamides on cyano phase with methyl tert-butyl ether - methanol - dichloromethane - cyclohexane - ammonia 25 % 48:2:2:1:1 in the first direction and with water - acetonitrile - dioxane - ethanol 8:2:1:1 in the second direction. The TLC plate was two-dimensional scanned and measured by use of a diode-array scanner.

      Classification: 3f
      110 050
      Determination of organophosphorus and carbamate insecticides in fresh fruits and vegetables by high-performance thin-layer chromatography-multienzyme inhibition assay
      R. AKKAD, W. SCHWACK* (*University of Hohenheim, Institute of Food Chemistry, Garbenstrasse 28, 70599 Stuttgart, Germany, wolfgang.schwack@uni-hohenheim.de)

      J. AOAC Int. 95, 1371-1377 (2012). HPTLC of organophosphate and carbamate pesticides such as chlorpyrifos (1), paraoxon (2), parathion (3) and pirimicarb (4) in fresh fruits and vegetables on silica gel in an automatic development chamber with methanol – dichloromethane 1:9 and n-hexane – ethyl acetate - dichlormethane 13:4:3. Matrix interferences were visualized at 366 nm after dipping in primuline reagent (0.5 g/L in acetone – water 4:1). Detection by immersion in a solution of rabbit liver esterase or cutinase, followed by horizontal incubation for 30 min at 37 °C. The enzymatic reaction was stopped by heating the plate at 50 °C for 5-7 min. Staining was performed with a mixture of 60 mL Fast Blue Salt B (2.5 g/L in water) and 30 mL alpha-naphythyl acetate (2.5 g/L in ethanol). Recoveries were in the ranges of 86-109, 95-129, 96-114 and 90-111 % for pesticides (1) to (4), respectively. Mean %RSD was 8.5 for all samples.

      Classification: 29b
      110 075
      An improved method for the extraction and quantitation of diosgenin in Tribulus terrestris L
      V. GHOSH, S. BHOPE*, V. KUBER, A. SAGULATE (*Department of Analytical Development (R&D), Tulip Lab Pvt. Ltd. F-20=21, MIDC Ranjangaon, Pune 412220, India, bshrinivas16@gmail.com)

      J. Liq. Chromatogr. Relat. Technol. 35, 1141-1145 (2012). HPTLC of diosgenin in various parts of Tribulus terrestris L. on silica gel with toluene - ethyl acetate - methanol 7:3:1. Detection by dipping in anisaldehyde reagent consisting of anisaldehyde - acetic acid - sulfuric acid - methanol 1:20:10:170, followed by heating at 110 °C for 2 min. Quantitative determination by absorbance measurement at 430 nm. The hRf value of diosgenin was 48 and selectivity regarding matrix was given. Linearity was between 50 and 240 ng/zone. The method provides acceptable intra-day and inter-day precision for diosgenin. The limits of detection and quantification were 2 and 7 ng/spot, respectively. Recovery (by standard addition) was 100.6 %. The method provided comparable results with HPLC.

      Classification: 32e
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