Recent developments in derivative ultraviolet/visible absorption spectrophotometry

CB Ojeda, FS Rojas - Analytica Chimica Acta, 2004 - Elsevier
Derivative spectrophotometry is an analytical technique of great utility for extracting both
qualitative and quantitative information from spectra composed of unresolved bands, and for …

Derivative spectrophotometry—recent applications and directions of developments

J Karpińska - Talanta, 2004 - Elsevier
Various aspects of application of derivative spectrophotometry in chemical analysis and in
investigations of equilibria and kinetics of reactions are scrutinised. The presented paper …

Graphitic carbon nitride (g–C3N4)-based electrochemical sensors for the determination of antiviral drug acyclovir

M Sreenivasulu, SJ Malode, SA Alqarni… - Materials Chemistry and …, 2024 - Elsevier
Acyclovir (ACR) is an antiviral drug used to treat chickenpox, shingles, and herpes infections
in various parts of the body, including infants. It shortens illness duration and reduces …

Simple fluorimetric method for determination of certain antiviral drugs via their oxidation with cerium (IV)

IA Darwish, AS Khedr, HF Askal, RM Mahmoud - Il Farmaco, 2005 - Elsevier
A simple and sensitive fluorimetric method for determination of antiviral drugs: ribavirin,
acyclovir, and amantadine hydrochloride has been developed. The method was based on …

High-throughput HPLC assay of acyclovir and its major impurity guanine using a monolithic column and a flow gradient approach

PD Tzanavaras, DG Themelis - Journal of pharmaceutical and biomedical …, 2007 - Elsevier
Acyclovir and its major impurity guanine are determined rapidly by the incorporation of a
monolithic column (100mm× 4.6 mm id, Merck) to an automated HPLC system. A simple flow …

Simple spectrophotometric determination of acyclovir in bulk drug and formulations

K Basavaiah, HC Prameela - Il Farmaco, 2002 - Elsevier
A simple and cost effective spectrophotometric method is described for the determination of
acyclovir in bulk drug and in formulations. The method is based on the formation of blue …

Spectrophotometric and spectrofluorimetric methods for analysis of acyclovir and acebutolol hydrochloride

MM Ayad, HE Abdellatef, MM El-Henawee… - … Acta Part A: Molecular …, 2007 - Elsevier
Simple and sensitive spectrophotometric and spectrofluorimetric methods are described for
analysis of acyclovir and acebutolol hydrochloride. The proposed methods are based on …

Development of a fluorimetric method for assessing paracetamol in pharmaceuticals tablets

G Perera, MDP De Costa, KRR Mahanama - Journal of Photochemistry and …, 2019 - Elsevier
A simple, sensitive, quick, cost effective, and reliable fluorimetric method for the
determination of paracetamol has been developed. The method was based on oxidation of …

[PDF][PDF] Derivative spectrometry method for chemical analysis: A review

KN Patel, JK Patel, GC Rajput, NB Rajgor - Der Pharmacia Lettre, 2010 - researchgate.net
Various aspects of application of derivative spectrophotometry in chemical analysis and in
investigations of equilibria and kinetics of reactions are scrutinized. The presented paper …

LC methods for acyclovir and related impurities determination

AL Huidobro, FJ Ruperez, C Barbas - Journal of pharmaceutical and …, 2005 - Elsevier
Acyclovir, guanine, and impurity A have been baseline separated with isocratic conditions at
pH= 3.0 and run time under 15min by employing a SB-CN column from Agilent (150mm× 4.6 …