发明人胡光,罗永刚,徐明华. "Method for the Synthesis of 3-Methyl-7-nitro-2-sulfanyl-3,4-dihydroquinazolin-4-one" [P]. 中国发明专利, 专利号 CN 108089393 A, 授权公告日 2018-08-26.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2010, 1762, 8391-8404.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2017, 1292, (9), 6601-6611.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 3-Methyl-7-nitro-2-sulfanyl-3,4-dihydroquinazolin-4-one Using HRMS and NMR". Chemosphere, 2011, 719, (5), 5331-5339.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2011, 1229, (12), 4469-4487.