Sayaka Masada

Kawasaki, 2109501, Japan

Last Updated: 09/26/2026

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Found 24 publications

Characterization of Marker Compounds in Ziziphi Fructus Using TLC.

Characterization of Marker Compounds in Ziziphi Fructus Using TLC.

Journal: Chemical & pharmaceutical bulletin

Published: February 04, 2026

Integrated chemical and molecular authentication of Pinellia tuber: A multinational collaboration within the FHH ATLAS project with government regulatory agencies from seven countries and regions.

Integrated chemical and molecular authentication of Pinellia tuber: A multinational collaboration within the FHH ATLAS project with government regulatory agencies from seven countries and regions.

Journal: Fitoterapia

Published: January 24, 2026

Resultant compound from sublimation test for Gentianae Radix in Japanese Pharmacopoeia was 5-(hydroxymethyl)furfural.

Resultant compound from sublimation test for Gentianae Radix in Japanese Pharmacopoeia was 5-(hydroxymethyl)furfural.

Journal: Journal of natural medicines

Published: February 07, 2024

In Silico Prediction of N-Nitrosamine Formation Pathways of Pharmaceutical Products.

In Silico Prediction of N-Nitrosamine Formation Pathways of Pharmaceutical Products.

Journal: Chemical & pharmaceutical bulletin

Published: January 31, 2024

Comparison of ephedrine and pseudoephedrine contents in 34 Kampo extracts containing Ephedrae Herba used clinically in Japan.

Comparison of ephedrine and pseudoephedrine contents in 34 Kampo extracts containing Ephedrae Herba used clinically in Japan.

Journal: Journal of natural medicines

Published: December 25, 2022

N-Nitrosodimethylamine (NDMA) Formation from Ranitidine Impurities: Possible Root Causes of the Presence of NDMA in Ranitidine Hydrochloride.

N-Nitrosodimethylamine (NDMA) Formation from Ranitidine Impurities: Possible Root Causes of the Presence of NDMA in Ranitidine Hydrochloride.

Journal: Chemical & pharmaceutical bulletin

Published: September 02, 2021

Miroestrol Quantification in Pueraria mirifica Crude Drugs and Products by Single-Reference UPLC/PDA/MS Using Relative Molar Sensitivities to Kwakhurin.

Miroestrol Quantification in Pueraria mirifica Crude Drugs and Products by Single-Reference UPLC/PDA/MS Using Relative Molar Sensitivities to Kwakhurin.

Journal: Chemical & pharmaceutical bulletin

Published: April 01, 2021

A simple and rapid method to simultaneously analyze ciclesonide and its impurities in a ciclesonide metered-dose inhaler using on-line supercritical fluid extraction/supercritical fluid chromatography/quadrupole time-of-flight mass spectrometry.

A simple and rapid method to simultaneously analyze ciclesonide and its impurities in a ciclesonide metered-dose inhaler using on-line supercritical fluid extraction/supercritical fluid chromatography/quadrupole time-of-flight mass spectrometry.

Journal: Journal of pharmaceutical and biomedical analysis

Published: March 25, 2021

Temperature-Dependent Formation of N-Nitrosodimethylamine during the Storage of Ranitidine Reagent Powders and Tablets.

Temperature-Dependent Formation of N-Nitrosodimethylamine during the Storage of Ranitidine Reagent Powders and Tablets.

Journal: Chemical & pharmaceutical bulletin

Published: August 12, 2020

Facile Synthesis of Kwakhurin, a Marker Compound of Pueraria mirifica and Its Quantitative NMR Analysis for Standardization as a Reagent.

Facile Synthesis of Kwakhurin, a Marker Compound of Pueraria mirifica and Its Quantitative NMR Analysis for Standardization as a Reagent.

Journal: Chemical & pharmaceutical bulletin

Published: May 22, 2020

Quality Assessment of Medicinal Product and Dietary Supplements Containing Vitex agnus-castus by HPLC Fingerprint and Quantitative Analyses.

Quality Assessment of Medicinal Product and Dietary Supplements Containing Vitex agnus-castus by HPLC Fingerprint and Quantitative Analyses.

Journal: Chemical & pharmaceutical bulletin

Published: June 04, 2019

Effect of Schisandrae Fructus on glycyrrhizin content in Kampo extracts containing Glycyrrhizae Radix used clinically in Japan.

Effect of Schisandrae Fructus on glycyrrhizin content in Kampo extracts containing Glycyrrhizae Radix used clinically in Japan.

Journal: Journal of natural medicines

Published: February 19, 2019

Showing 1-12 of 24

Last Updated: 09/26/2026