Use of p-Benzoquinone as a TLC Derivatization Reagent for 2-(Methylamino)ethanol and for the Analysis of Other Primary and Secondary Amines

JPC – Journal of Planar Chromatography – Modern TLC - TLC is an ideal technique for quantitative analysis of an ethanol-amine compound, 2-(methylamino)ethanol. A semi-quantitative TLC...     

Two-Dimensional TLC with Adsorbent Gradient for Separation of Quinolizidine Alkaloids in the Herb and In-Vitro Cultures of Several Genista Species

JPC – Journal of Planar Chromatography – Modern TLC - Conditions have been established for TLC separation of a mixture of nine quinolizidine alkaloid standards (lupanine,...     

Revisiting Thin-Layer Chromatography as a Lipophilicity Determination Tool. Part II — Is Silica Gel a Reliable Adsorbent for Lipophilicity Estimation?

JPC – Journal of Planar Chromatography – Modern TLC - Lipophilicity is often estimated by thin-layer chromatography (TLC) as a fundamental property related to biological and...     

Thin-Layer Chromatographic Selective and Stability-Indicating Method for Assay of Cefixime in Pharmaceuticals

JPC – Journal of Planar Chromatography – Modern TLC - A thin-layer chromatographic (TLC) method is developed for the analysis of cefixime using precoated silica gel 60F254 TLC aluminum...     

Rapid Isolation of a Dipeptidyl Peptidase IV Inhibitor from Fritillaria cirrhosa by Thin-Layer Chromatography–Bioautography and Mass Spectrometry-Directed Autopurification System

JPC – Journal of Planar Chromatography – Modern TLC - A thin-layer chromatography (TLC)-bioautography-mass spectrometry (MS) method coupled with a liquid chromatography- MS-controlled...     

Sample Preparation for TLC — Genetic Algorithm-Based Optimization of Microwave-Assisted Extraction

JPC – Journal of Planar Chromatography – Modern TLC - Optimization of microwave-assisted extraction (MAE) as a method of sample preparation in thin-layer chromatographic (TLC) analysis...     

Phenolic Compounds in the Flowers of Lavatera trimestris L. (Malvaceae)

JPC – Journal of Planar Chromatography – Modern TLC - Plants of the Malvaceae family are very rich in phenolic compounds. TLC, 2D TLC, and RP HPLC have been used for qualitative...     

Development of Nontraditional Planar-Chromatographic Methods

JPC – Journal of Planar Chromatography – Modern TLC - Development and systematization of nontraditional TLC methods, in which the chromatographic process occurs in a closed adsorption...     

TLC—Densitometric Determination of Guaifenesin,Pseudoephedrine Hydrochloride and Guaifenesin Related Substance (Guaiacol)

JPC – Journal of Planar Chromatography – Modern TLC - This research article describes a simple and sensitive thin-layer chromatographic (TLC)-densitometric method for simultaneous...     

Development and validation of thin-layer chromatography and high-performance thin-layer chromatography methods for the simultaneous determination of linagliptin and empagliflozin in their co-formulated dosage form

JPC – Journal of Planar Chromatography – Modern TLC - A sensitive, simple and validated thin-layer chromatography (TLC) method (method A) and a high-performance thin-layer...     

New Evaluation Algorithm in Diode-Array Thin-Layer Chromatography

JPC – Journal of Planar Chromatography – Modern TLC - In-situ densitometry for qualitative or quantitative purposes is a key step in thin-layer chromatography (TLC). It is a simple...     

Development and Application of new C30-Modified TLC Plates

JPC – Journal of Planar Chromatography – Modern TLC - This paper reports the efficiency of the C30 phase for HPLC and TLC separation of a mixture of tocopherol homologs and...     

TLC Identification and Quantification of Coenzyme Q10-β-Cyclodextrin Complex

JPC – Journal of Planar Chromatography – Modern TLC - TLC is often set aside as a result of unjustified simplification of analytical knowledge and, at the same time, over-emphasis of...     

TLC with an Adsorbent Gradient for the Analysis of Taxol in Taxus baccata L.

JPC – Journal of Planar Chromatography – Modern TLC - TLC with a stationary-phase gradient has been used for purification and quantitative analysis of taxol in the needles and stems of...     

Near-Infrared Diffuse Reflection Spectroscopy and Multivariate Calibration Hyphenated with Thin-Layer Chromatography for Quality Control of a Phytomedicine and Simultaneous Quantification of Methoxylated Flavones

JPC – Journal of Planar Chromatography – Modern TLC - By use of near infrared (NIR) spectroscopy hyphenated to thinlayer chromatography (TLC) for analysis of methoxylated flavones in a...     

Thin-Layer Chromatographic Quantification of Three Alkaloid Compounds in Sophora alopecuroides and TLC—Bioautography for Screening Antioxidant Components

JPC – Journal of Planar Chromatography – Modern TLC - This study aims at establishing a thin-layer chromatographic (TLC) scanning method for the determination of three alkaloids in...     

The Role of TLC in Investigation of Diastereomeric Salt Formation by a Group of Pipecoloxylidides

JPC – Journal of Planar Chromatography – Modern TLC - We have investigated resolution of the enantiomers of each member of a group of five pipecoloxylidides. A standard TLC method was...     

Modern TLC: A Key Technique for Identification and Quality Control of Botanicals and Dietary Supplements

JPC – Journal of Planar Chromatography – Modern TLC - Thin-layer chromatography (TLC) is generally regarded as a common analytical technique. Everybody ‘knows’ it and it is...     

Effect of Temperature on the RF of Porphine and its Metal Complexes in Normal and Reversed-Phase TLC

JPC – Journal of Planar Chromatography – Modern TLC - Porphine and its complexes with Cu(II), Ni(II), and Zn(II) have been separated by adsorption and partition TLC. In adsorption TLC...     

Qualitative Identification of Metal Ions in Honey by Two-Dimensional Thin-Layer Chromatography

JPC – Journal of Planar Chromatography – Modern TLC - Two-dimensional thin-layer chromatography (2D TLC) has been used as a screening method for detection of the metal ions Al3+, Cr3+,...