发明人韩伟,周伟,马晓峰. "Method for the Synthesis of Norepinephrine Impurity 127" [P]. 中国发明专利, 专利号 CN 116941526 B, 授权公告日 2020-01-05.
发明人高志强,韩伟,罗永刚. "A Process for Preparing High-Purity Norepinephrine Impurity 127" [P]. 中国发明专利, 专利号 CN 111896183 A, 授权公告日 2025-12-18.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of 去甲肾上腺素杂质127 in Pharmaceutical Formulations". J. Sep. Sci., 2019, 706, 5472-5490.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of 去甲肾上腺素杂质127 as an Impurity". J. Nat. Prod., 2023, 1675, 5134-5137.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of Norepinephrine Impurity 127 Using HRMS and NMR". Chemosphere, 2016, 1533, 7872-7886.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate 去甲肾上腺素杂质127 Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2018, 1906, 4416-4419.