Identification and quantification techniques of polymorphic forms-A review

JT Chambi, C Fandaruff, SL Cuffini - Journal of Pharmaceutical and …, 2024 - Elsevier
In the pharmaceutical industry, the unexpected appearance of crystalline forms could impact
the therapeutic efficacy of an Active Pharmaceutical Ingredient (API). For quality control, a …

Quantitative analysis and evaluation of solid-state stability of mebendazole Forms A and C suspensions by powder X-ray diffraction using the Rietveld method

JT Chambi, LD Prado, BF de Carvalho Patricio… - International Journal of …, 2024 - Elsevier
Mebendazole (MBZ) is a broad-spectrum active pharmaceutical ingredient (API) indicated
for treating parasitosis, and it has three solid-state forms, A, B, and C. These solid forms …

Portable near-infrared instruments: Application for quality control of polymorphs in pharmaceutical raw materials and calibration transfer

VH da Silva, JJ da Silva, CF Pereira - Journal of pharmaceutical and …, 2017 - Elsevier
This work presents an evaluation of the analytical performance of three different portable
near-infrared (NIR) instruments (denominated Port. 1, Port. 2 and Port. 3) for quantifying …

Understanding the role of water in different solid forms of avibactam sodium and its affecting mechanism

Z Ding, W Su, X Huang, B Tian, X Cheng… - Crystal Growth & …, 2020 - ACS Publications
Hydrates are common in pharmaceutical development, and the formation of hydrates affects
the performance of the final product. However, the role that water plays in crystal packing …

Mebendazole crystal forms in tablet formulations. An ATR-FTIR/chemometrics approach to polymorph assignment

NL Calvo, TS Kaufman, RM Maggio - Journal of Pharmaceutical and …, 2016 - Elsevier
Structural polymorphism of active pharmaceutical ingredients (API) is a relevant concern for
the modern pharmaceutical industry, since different polymorphic forms may display …

Characterization of polymorph transformations that decrease the stability of tablets containing the WHO essential drug mebendazole

M Brits, W Liebenberg, MM De Villiers - Journal of pharmaceutical sciences, 2010 - Elsevier
This study investigated the influence of moisture and heat on the stability of mebendazole
polymorph C in tablets. The polymorphic forms of mebendazole display significant …

Multivariate quantification of mebendazole polymorphs by terahertz time domain spectroscopy (THZ-TDS)

VH Da Silva, FS Vieira, JJR Rohwedder, C Pasquini… - Analyst, 2017 - pubs.rsc.org
This work presents an analytical method based on terahertz-time domain spectroscopy (THz-
TDS) and partial least squares (PLS) regression models to quantify mebendazole (MBZ) …

Simultaneous quantitative analysis of mebendazole polymorphs A–C in powder mixtures by DRIFTS spectroscopy and ANN modeling

K Kachrimanis, M Rontogianni… - Journal of pharmaceutical …, 2010 - Elsevier
In the present study, a simple method, based on diffuse reflectance FTIR spectroscopy
(DRIFTS) and artificial neural network (ANN) modeling is developed for the simultaneous …

Evaluation of chemometric approaches for polymorphs quantification in tablets using near-infrared hyperspectral images

VH da Silva, JL Soares-Sobrinho, CF Pereira… - European Journal of …, 2019 - Elsevier
Near-Infrared hyperspectral imaging (HSI-NIR) is a useful technique for pharmaceutical
research and industry alike. It can provide important surface information such as the …

Quantitative analysis of mebendazole polymorphs in pharmaceutical raw materials using near-infrared spectroscopy

VH da Silva, JL Goncalves, FVC Vasconcelos… - … of pharmaceutical and …, 2015 - Elsevier
This work evaluates the feasibility of using NIR spectroscopy for quantification of three
polymorphs of mebendazole (MBZ) in pharmaceutical raw materials. Thirty ternary mixtures …