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:

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      93 109
      Process control by HPTLC - a case study
      D. JÄNCHEN* (Ed.) (*CAMAG, Sonnenmattstr. 11, 4132 Muttenz, Switzerland, dieter.jaenchen@camag.com)

      CBS 84, 12-13 (2000) HPTLC of synthesis product SR 94163 and impurities SR 94145 and SR 94454. Quantitative determination at 210 nm. Recovery rate for impurities is 98-114 %. For routine analysis in process control the HPLC method was substituted by the faster HPTLC method.

      Classification: 32a
      94 060
      Spectrophotometric, spectrofluorimetric, and densitometric methods for the determination of indapamide
      NADIA F. YOUSSEF (National Organization for Drug Control and Research, 6 Abo Hazem St. Pyramids Ave, PO Box 29, Cairo, Egypt)

      J. AOAC Int. 86, 935-940 (2003). TLC of indapamide (4-chloro-N-(2-methylindolin-1-yl)-3-sulfamoylbenzamide), its degradation product, and related substance 2-methylnitrosoindoline on silica gel using toluene - ethyl acetate - glacial acetic acid 69:30:1 after pre-saturation for 1 h. Detection under UV light at 254 nm. Quantitative determination at 424 nm. Limit of detection 0.11 µg/spot. The method was validated according to the guidelines of the USP.

      Classification: 32a
      94 092
      Simultaneous determination of pioglitazone and glimepiride by high-performance thin-layer chromatography
      R. T. SANE MENON, S. INAMDAR*, M. MOTE, A. MENEZES (*TDM laboratories, Plot No. 194, Scheme No. 6, Road No. 15, Sion (E), Koliwada, Mumbai-22, India)

      J. Planar Chromatogr. 17, 154-156 (2004). HPTLC of pioglitazone hydrochloride ((±)-5-{p-[2-(5-ethyl-2-pyridyl)-ethoxy]benzyl}-2,4-thiazolidinedione hydrochloride) and glimepiride (trans-3-ethyl-2,5-dihydroxy-4-methyl-N-[2-[4-[[[[(4-methylcyclohexyl)amino]-carbonyl]amino]sulfonyl]phenyl]ethyl]-2-oxo-1H-pyrrole-1-carboxamide)and atorvastatin as internal standard on silica gel after pre-washing in a twin-trough chamber after pre-saturation with toluene - methanol - ethyl acetate - formic acid 70:20:15:0.1. Evaluation by densitometry at 235 nm.

      Classification: 32a
      95 061
      Simultaneous estimation of Loratadine and Ambroxol from formulation by HPTLC
      M. GANDHIMATHI, S. C. VIJAY KUMAR*, T. K. RAVI, Shaise JACOB, Lekha MATHEW, S. MALATHI (*Department of Pharmaceutical Analysis, College of Pharmacy, SRIPMS,395, Sarojini Naidu Road, Coimbatore 614044, India)

      IPC 56th 2004, Abstract No. G-20. Simultaneous HPTLC determination of loratadine and ambroxol in combined dosage form on silica gel with n-hexane - dichloromethane - triethanolamine 11:8:1.The Rf value of loratadine and ambroxal was found to be 0.40 and 0.16 respectively. Quantitative evaluation by scanning at 254 nm.The method was linear in the range of 0.2 -1 mg/spot for loratadine and 1.2 - 6 mg/spot for ambroxol with recovery of 98.2 - 98.5 %. The method was validated for accuracy, precision, linearity, specificity, LOD, and LOQ.

      Classification: 32a
      95 089
      Stability indicating HPTLC determination of oxcarbazepine in tablets
      G. SUBRAMANIAN, CH. SRIDEVI NAIDU, Gautam MISHRA, Varadaraj BHAT, N. UDUPA* (*College of Pharmacy, Manipal, Karnataka, India)

      56th IPC 2004, Abstract No. GP-47. Stability indicating HPTLC determination of oxcarbazepine in tablet dosage form on silica gel with toluene - methanol 4:1. The Rf value of oxcarbazepine was 0.17. Quantitative determination by scanning at 255 nm. The compound was subjected to acid and alkali hydrolysis, oxidation, dry heat, and photo degradation. All degraded products were well resolved from the pure drug. The method was validated for accuracy, precision, linearity, robustness, and recovery.

      Classification: 32a
      96 088
      Fluorescence detection combined with either HPLC or HPTLC for pharmaceutical quality control in a hospital chemotherapy production unit
      G. EDMOND, B. PHILIPPE, M. LIONEL, P. ANGELO* (*Dept. of Clinical Pharmacy, Institut Gustave Roussy, 39, rue Camille Desmoulins, 94800 Villejuif, France)

      J. Pharm. Biomed. Anal. 39, 581-586 (2005). For post-production quality control of camptothecin derivatives irinotecan (CPT 11) and topotecan (TPT), HPLC and HPTLC methods have been developed which were suitable for identification, determination of purity and quantification. HPTLC on silica gel with methylene chloride - methanol - formic acid - water 82:24:2:1. After development, the plate was soaked in 15 % paraffin in n-heptane. Quantitative determination by fluorescence measurement at 366/>400 nm. The method was linear within the range of 100-1000 ng/mL for both CPT-11 and TPT. The method was validated for accuracy, precision, LOD, and LOQ.

      Classification: 32a
      96 121
      HPTLC method for simultaneous estimation of nimesulide and chlorzoxazone in their formulations
      S. MEYYANATHAN*, N. KRISHNAVENI, R. GOPINATH, B. SURESH (*Dept. of Pharmaceutical Analysis, J.S.S. College of Pharmacy, Ootacamund 643001, Tamil Nadu, India)

      Abstract GP-18, IPC (2005). HPTLC of nimesulide and chlorzoxazone in tablets on silica gel (prewashed with methanol) with toluene - acetone - ammonia 50:50:4. Paracetamol was used as internal standard. Quantitative determination by absorbance measurement at 265 nm. Nimesulide, chlorzoxazone and paracetamol showed hRf values of 80, 73 and 42, respectively. Linearity was obtained between 0.2-1.0 mg/mL with recovery rates of 99.6-100.3 % for both compounds.The method was validated for accuracy, precision, linearity, LOD, and LOQ.

      Classification: 32a
      96 144
      HPTLC method for quantitative determination and fingerprinting of isoleucin in trigonella foenum graecum
      K. SRINIVAS*, C. NAVEEN KUMAR, Prya Susan VARGHESE, M.E. BHANOJI RAO (*Sri Venkateshwara College of Pharmacy, Srikakulam, Andhra Pradesh 532001, India)

      Abstract D-12, IPC (2005). HPTLC of methanol and ethyl acetate extracts of trigonella foenum graecum on silica gel with n-propanol - ammonia 11:9. Detection by spraying with ninhydrin reagent. Quantitative determination by absorbance measurement and in visible range. The hRf value of isoleucin was 60. Methanolic extracts contained 0.17 % isoleucin and ethyl acetate extracts 0.008 %. Accuracy, precision, linearity of the method were established.

      Classification: 32a