发明人张德明,罗永刚,朱建伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108084090 A, 授权公告日 2023-09-03.
发明人何建平,唐晓军,黄志刚. "Method for the Synthesis of 4-Chloro-2-{[(4-chlorophenyl)sulfanyl]methyl}-5,6-dimethylthieno[2,3-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 117056129 A, 授权公告日 2023-01-08.
发明人郑宇鹏,林芳,郭海燕. "A Process for Preparing High-Purity 4-Chloro-2-{[(4-chlorophenyl)sulfanyl]methyl}-5,6-dimethylthieno[2,3-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 111258996 A, 授权公告日 2018-11-10.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2012, 885, (8), 760-773.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2011, 235, (1), 5397-5409.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 4-Chloro-2-{[(4-chlorophenyl)sulfanyl]methyl}-5,6-dimethylthieno[2,3-d]pyrimidine Using HRMS and NMR". J. Chromatogr. A, 2014, 829, (10), 9004-9022.