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. Planar Chromatogr. 32, 295-307 (2019). HPTLC of empagliflozin (1) and metformin (2) with ammonium acetate - methanol - acetonitrile - ethyl acetate 6:2:9:3. Quantitative determination by absorbance measurement at 254 nm. The hRF values for (1) and (2) were 49 and 81, respectivley. Linearity was between 2 and 10 µg/zone for (1) and 1 and 5 µg/zone for (2). The intermediate precision was below 2 % (n=3). The LOD and LOQ were 3 and 11 ng/zone for (1) and 110 and 331 ng/zone for (2), respectively. Recovery rate was between 98.4 and 99.8 % for (1) and 99.0 and 99.6 % for (2).
J. Planar Chromatogr. 32, 309-316 (2019). HPTLC of vildagliptin (1) and metformin (2) in the presence of the toxic metformin impurity melamine (3) on silica gel with methanol - chloroform - formic acid 70:30:3. Quantitative determination by absorbance measurement at 215 nm. The hRF values for (1) to (3) were 78, 18 and 46, respectivley. Linearity ranged 0.2-2.6 µg/zone for (1), 0.4-4.5 µg/zone for (2) and 0.05-1.4 µg/zone for (3). The intermediate precision was below 2 % (n=3). The LOD and LOQ were 53 and 161 ng/mL for (1), 81 and 246 ng/mL for (2) and 15 and 48 ng/mL for (3), respectively. Recovery rate was 100.9 % for (1), 101.5 % for (2) and 99.2 % for (3). The results were compared statistically to the results obtained by a reported RP-HPLC method.
J. Planar Chromatogr. 32, 285-294 (2019). HPTLC of ondansetron hydrochloride
dihydrate (1), granisetron hydrochloride (2) and tropisetron hydrochloride (3) in plasma samples on silica gel with chloroform - methanol - 10 % ammonia 80:20:1. Quantitative determination by absorbance measurement at 285 nm. The hRF values for (1) to (3) were 23, 63 and 76, respectively. Linearity was between 25 and 300 ng/zone for (1), 25 and 250 ng/zone for (2) and 10 and 200 ng/zone for (3). The intermediate precision was below 4 % (n=6). The LOD and LOQ were 12 and 36 ng/zone for (1), 8 and 25 ng/zone for (2), and 3 and 8 ng/zone for (3), respectively. Recovery was between 96.4 and 101.4 % for (1) to (3).
J. Planar Chromatogr. 32, 205-210 (2019). HPTLC fingerprint of essential oils from five sandalwood species, namely, Santalum album, Santalum spicatum, Santalum austrocaledonicum, Santalum paniculatum, Santalum lanceolatum on silica gel with toluene - ethyl acetate 17:3. Detection by spraying with p-anisaldehyde sulfuric acid reagent. Qualitative identification under UV light at 254 and 366 nm. The hRF value of α-bisabolol was 48.
J. Planar Chromatogr. 32, 243-249 (2019). HPTLC of stigmasterol (1) and cinnamic acid (2) in Pluchea dioscoridis on silica gel with chloroform - methanol - acetic acid 93:5:2. Quantitative determination of (1) by absorbance measurement at 254 nm. Compound (2) was detected by spraying with p-anisaldehyde and quantified under UV light at 513 nm. The hRF values for (1) and (2) were 57 and 19, respectivley. Linearity was between 200 and 1400 ng/zone for (1) and (2). The intermediate precision was below 2 % (n=6). The LOD and LOQ were 39 and 117 ng for (1) and 43 and 129 ng for (2), respectively. Recovery rate was between 98.8 and 99.4 % for (1) and 98.4 and 99.0 % for (2).
J. Planar Chromatogr. 32, 223-229 (2019). HPTLC of syringaresinol in bark pieces of Gnidia glauca on silica gel with ethyl acetate - methanol 4:1. Quantitative determination by absorbance measurement at 273 nm. The marker compound was identified by high-resolution mass spectrometry.
J. Planar Chromatogr. 32, 173-182 (2019). HPTLC of chlorinated metformin samples with genotoxic effect obtained by umu assay (Salmonella typhimurium TA1535/pSK1002 Assay) on silica gel in a gradient development with methanol - formic acid 2000:1, dichloromethane and n-hexane. A TLC-MS interface was used for further analysis by LC-high-resolution mass spectrometry.
J. Planar Chromatogr. 32, 251-256 (2019). HPTLC of taraxerol (1), 3β-hydroxyoleanane-12-one (2), betulinic acid (3), ursolic acid (4), and oleanolic acid (5) in Codonopsis ovata on silica gel with n-hexane - ethyl acetate - formic acid 20:5:1. Detection by dipping into a ceric ammonium sulfate reagent, followed by heating at 105-110 ºC for 5 min. Quantitative determination by absorbance measurement at 366 nm. The hRF values for (1) to (5) were 74, 64, 51, 44 and 22, respectively. Linearity was between 100 and 600 ng/zone for (1) to (5). The intermediate precision was below 5 % (n=3). The LOD and LOQ were 30 and 60 ng/zone for (1) and (4), 60 and 90 ng/zone for (2), 60 and 100 ng/zone for (3) and 30 and 70 ng/zone for (5), respectively. Recovery rate ranged between 85.7 and 97.2 % for (1) to (5).