Ricardo Leal Cunha

Analytical quantification, intoxication case series, and pharmacological mechanism of action for <i>N</i>‐ethylnorpentylone (<i>N</i>‐ethylpentylone or ephylone)

José Luiz Costa, Kelly Francisco da Cunha, Rafael Lanaro et al. · Drug Testing and Analysis · 2018 · 50 citations · Full text

Pharmacy, Pharmacology, Toxicology +12

Fast determination of amphetamine-type stimulants and synthetic cathinones in whole blood samples using protein precipitation and LC-MS/MS

Ricardo Leal Cunha, Celinalva da Silva Lima Oliveira, Adriano O. Maldaner et al. · Microchemical Journal · 2020 · 34 citations

Medicine, Pharmaceutical Analysis, Pharmacology +13

Determination of free (unconjugated) amphetamine-type stimulants in urine samples by dispersive liquid–liquid microextraction and gas chromatography coupled to mass spectrometry (DLLME-GC-MS)

Ricardo Leal Cunha, Wilson A. Lopes, Pedro A. P. Pereira · Microchemical Journal · 2015 · 31 citations

Pharmacy, Pharmacology, Mass Spectrometric Analysis +13

Development and Validation of a Method for Quantification of 28 Psychotropic Drugs in Postmortem Blood Samples by Modified Micro-QuEChERS and LC–MS-MS

Taís Betoni Rodrigues, Damila Rodrigues de Morais, Victor Alexandre Percínio Gianvecchio et al. · Journal of Analytical Toxicology · 2020 · 25 citations

Pharmacy, Pharmaceutical Analysis, Toxicology +10

An overview of New Psychoactive Substances (NPS) in northeast Brazil: NMR-based identification and analysis of ecstasy tablets by GC-MS

Ricardo Leal Cunha, Celinalva da Silva Lima Oliveira, Adriano O. Maldaner et al. · Forensic Science International · 2023 · 20 citations

Pharmacy, Pharmaceutical Analysis, Pharmacology +14