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American Journal of Analytical Chemistry is a peer reviewed international journal dedicated to the latest advancement in analytical chemistry. The goal of this journal is to keep a record of the state-of-the-art research and to promote study, research and improvement within its various specialties. All manuscripts sub…
Rajat Sethi, Sai Raghuveer Chava, Sajid Bashir, Mauro E. Castro
A simple reversed phase HPLC method was developed for the determination of Putrescine, Cadaverine and Spermidine (a class of polyamines) in their benzoylated form from external known standards. In the optimization procedure, a number of parameters were examin…
Mohamed El-Husseiny El-Sadek, Samia Mahmoud Moustafa, Hussien Omar Kadi, Abdul Moneim Ali Al-Hakami
Background: Clopidogrel, is a thienopyridine derivative labeled for use to prevent thrombosis after coronary artery stenting. Pharmacokinetics of clopidogrel is studied indirectly by quantification of carboxylic acid which is a major metabolite of Clopidogrel…
M. Vishnu Murthy, C Krishnaiah, Kodithyala Jyothirmayi, Katkam Srinivas, K Mukkanti, Ramesh Kumar, Gautam samanta
A rapid, simple and single stereo selective high-performance liquid chromatographic (HPLC) method was developed and validated for enantiomers of palonosetron hydrochloride (PALO) and its process related chiral impurities. A computer simulating software was us…
Amir Kashtiaray, Hadi Farahani, Sharareh Farhadi, Bertrand Rochat, Hamid Reza Sobhi
The applicability of hollow fiber liquid-phase microextraction (HF-LPME) combined with high-performance liquid chromatography-ultraviolet detection (HPLC-UV) was evaluated for the extraction and determination of tamoxifen (TAM) in biological fluids including…
Alain Nicolay, Estelle Wolff, Marie-France Vergnes, Jacques Kaloustian, Henri Portugal
We described a simple and rapid method to quantify simultaneously chlorhexidine (CHD) and its major metabolite, para Chloroaniline (pCA) by HPLC with UV detection without the additional need of mobile-phase amine modifiers or ion-pairing reagents, with good r…
Lianhong Yin, Lina Xu, Xiaona Wang, Binan Lu, Yingnan Li, Mingming Hu, Yuetao Liu, Jinyong Peng
Coptis chinensis Franch, a widely used Traditional Chinese Medicine, shows various kinds of bioactivity. The major active components of the herb are considered to be alkaloids. Thus, preparative separation of these alkaloids is critical important for further…
Satheesh Kumar Shetty, K.V Surendranath, P Radhakrishnanand, Roshan M Borkar, Prashant S Devrukhakar, Johnson Jogul, Upendra Mani Tripathi
A novel, sensitive and precise UHPLC method has been developed and validated for the simultaneous determination of the all the active components of a Polypill viz Zycad, i.e., Aspirin (ASP) Atorvastatin (ATV), Ramipril (RMP) and Metoprolol (MTP) in Zycad tabl…
Vijayalakshmi Velusamy, Khalil Arshak, Catherine F. Yang, Lei Yu, Olga Korostynska, Catherine Adley
In this paper we report a label-free detection method of unmodified DNA using polypyrrole as an immobilization matrix by impedance measurement. A probe and a target complementary DNA sequence specific for the bacterial pathogen, <i>Bacillus cereus</i> are use…
Michelli Thomaz Laranjeira, Fabio de Lima, Silvio Cesar de Oliveira, Valdir Souza Ferreira, Robson Tadeu Soares de Oliveira
A new electroanalytical procedure was developed for the determination of Benzophenone-3 (BENZO) in commercial sunscreen as the active ingredient. The procedure is based on the use of electrochemical methods as cyclic and square-wave voltammetry, with boron-do…
Nikhath Fathima, Mohamed Ziaulla, Afshan Banu, Shridhar Ishwar Panchamukhi, Imtiyaz Ahmed Khazi, Noor Shahina Begum
The Preparation of 9-Methyl-3-thiophen-2-yl-thieno [3, 2-e] [1, 2, 4] triazolo [4, 3-c] pyrimi-dine-8-carboxylic acid ethyl ester is described. Elemental analysis, IR spectrum, <SUP>1</SUP>H NMR, <SUP>13</SUP>C NMR and X-ray crystal structure analyses were ca…
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American Journal of Analytical Chemistry is a peer reviewed international journal dedicated to the latest advancement in analytical chemistry. The goal of this journal is to keep a record of the state-of-the-art research and to promote study, research and improvement within its various specialties. All manuscripts sub… All articles are open access under a CC BY 4.0 licence, with authors retaining copyright.
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