Chemical Name: Methyl 4,5-dimethoxy-2-nitrobenzoate
Smiles: O=C(OC)C1=CC(OC)=C(OC)C=C1[N+]([O-])=O
Inchi: InChI=1/C22H32O4/c1-22-10-9-18-17-6-4-16(25-12-2-11-23)13-15(17)3-5-19(18)20(22)7-8-21(22)26-14-24/h4,6,13,18-21,23-24H,2-3,5,7-12,14H2,1H3
Identification, characterization and HPLC quantification of formulation-related impurities of honokiol, an antitumor natural drug candidate in clinical trials
Wenshuang Wu 1,2, # , Ming-Hai Tang2, # , Huan Tang 2 , Kai Chen 2,3 , Jie Fu 4 , Lun Wang 2,3 , Lin-Lin Xue 2 , Aihua Peng 2 , Haoyu Ye 2, 4* , Li-Juan Chen
Journal of Pharmaceutical and Biomedical Analysis Volume 153, 10 May 2018, Pages 186-192
Separation and Estimation of Process-Related Impurities of Gefitinib by Reverse-Phase High-Performance Liquid Chromatography
Karunakara A. Chandrashekara, Aparna Udupi, Chandrasekara G. Reddy
Journal of Chromatographic Science, Volume 52, Issue 8, September 2014, Pages 799–805