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.
J. Sep. Sci. 36, 2373-2378 (2013). HPTLC of 6alpha,7alpha-diacetoxy-13-hydroxy-8(9),14-labdadien (1), 13-hydroxy-5(10),14-halimadien-6-one (2), and 9-hydroxy-13(14)-labden-16,15-olide (3) in the leaves of Vitex trifolia L. on silica gel with chloroform - acetone 49:1. Detection by spraying with vanillin-sulfuric acid reagent. Quantitative determination by absorbance measurement at 610 nm. The hRf of compounds (1), (2) and (3) were 74, 57 and 51, respectively. Linearity was 333-1000 ng/zone for (1) and (2) and 670-2000 ng/zone for (3). LOD were in the range of 73, 56, and 92 ng/zone and LOQ were found to be 242, 186, and 307 ng/zone for (1), (2) and (3), respectively. The intra- and inter-assay precisions were in the range of 1.0-1.2 % and 1.1-1.3 %, respectively for compounds (1) to (3). Recovery (by standard addition) ranged 99.1-102.7 %.
J. Planar Chromatogr. 26, 62-66 (2013). HPTLC of propranolol hydrochloride (1) and flunarizine dihydrochloride (2) on silica gel with methanol - chloroform - toluene 6:14:14+1 drop glacial acetic acid. Quantitative determination by absorbance measurement at 260 nm. The hRf values of (1) and (2) were 35 and 64, respectively. Linearity was in the range of 3000-15000 ng/zone and 750-3700 ng/zone for (1) and (2), respectively. Intermediate precision was below 2 %.
J. Liq. Chromatogr. Relat. Technol. 36, 167-179 (2013). HPTLC of darunavir in rat plasma on silica gel with toluene - acetone - methanol 3:1:1. Quantitative determination by mass spectrometry in the ESI+ mode and absorbance measurement at 254 nm. The hRf value of darunavir was 53. Linearity was in the range of 5-150 ng/µL. LOD and LOQ were found to be 1.2 and 3.9 ng/µL, respectively. Intermediate precision was below 2.7 %. Recovery (by standard addition) was 94.8-98.4 %. The recovery of the drug is improved compared with the HPLC method (96.7 %).
J. Planar Chromatogr. 26, 402-408 (2013). HPTLC of 17alpha-ethinylestradiol (1) and 17beta-estradiol (2) and estrone (3) on silica gel with chloroform - acetone - petroleum 11:4:5. The method was combined with the Yeast Estrogen Screen for the detection of estrogenic activity in aqueous samples. Quantitative determination by absorbance measurement at 366 nm. The hRf values of compounds (1) to (3) were 60, 50 and 67, respectively. LOD for (2) was 5 pg/zone.
J. Planar Chromatogr. 26, 331-335 (2013). HPTLC of betulinic acid in the bark and leaves of Dillenia indica, Dillenia pentagyna, Ziziphus jujube and Ziziphus mauritiana on silica gel with toluene - chloroform - ethanol 4:4:1. Detection by dipping into anisaldehyde - sulfuric acid reagent, followed by heating at 80 ºC for 15 min. Quantification by absorbance measurement at 525 nm. The hRf of betulinic acid was 71. Linearity was in the range of 100-1200 ng/zone. LOD and LOQ were 4 and 11 ng/zone, respectively. Recovery was in the range of 99.5-101.7 %. Intermediate/interday/intra-day precision was below 2 %.
J. Planar Chromatogr. 26, 354-357 (2013). HPTLC of free duloxetine in human serum on silica gel with acetone - benzene - triethylamine 10:9:1. Quantitative determination by absorbance measurement at 235 nm. The hRf of duloxetine was 32. Linearity was between 35 and 140 ng/zone. LOD and LOQ were 10 and 35 ng/zone. Recovery (by standard addition) was found to be 92.9-97.6 %. Intra- and inter-day precision values were below 1.8 % and 5.7 %, respectively.
J. Liq. Chromatogr. Relat. Technol. 37, 61-72 (2014). HPTLC of khellin in the fruits of Ammi visnaga on silica gel with chloroform - acetone 9:1. Quantitative determination by absorbance measurement at 248 nm. The hRf of khellin was 29. Linearity was between 50 and 300 ng/zone. LOD and LOQ were 10 and 25 ng/mL. Recovery (by standard addition) was in the range of 98-99 %. Intermediate intra- and inter-day precision was below 1.6 % (n=6). The results obtained were comparable with HPLC results.
J. Liq. Chromatogr. Relat. Technol. 37, 367-378 (2014). TLC of curcumin (1), piperine (2), and boswellic acid (3) in polyherbal transdermal patch on silica gel aluminum foils with chlorofom - ethyl acetate - formic acid 75:60:2. Quantitative determination by absorbance measurement at 540 nm. The hRf values for (1) to (3) were 48, 52 and 61, respectively. The linear calibration range was selected at very high amounts (1-15 µg/zone for (1) to (3)) despite the low LOD and LOQ of 0.06 and 0.2 ng/zone for (1), 0.31 and 0.95 ng/zone for (2) and 14.22 and 43.10 ng/zone for (3). Average recovery (by standard addition) was in the range of 98-99 % for (1) to (3). Intermediate intra- and inter-day precision was below 0.1 % (n=6).