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发明人沈红梅,杨光,赵玉洁. "Method for the Synthesis of 1-((1R)-((2R,4R,5S)-5-Ethylquinuclidin-2-yl)(6-methoxyquinolin-4-yl)methoxy)-4-((1R)-((2R,4S,5R)-5-ethylquinuclidin-2-yl)(6-methoxyquinolin-4-yl)methoxy)phthalazine" [P]. 中国发明专利, 专利号 CN 113415735 B, 授权公告日 2022-06-02.
发明人王建平,徐明华,郑宇鹏. "A Process for Preparing High-Purity 1-((1R)-((2R,4R,5S)-5-Ethylquinuclidin-2-yl)(6-methoxyquinolin-4-yl)methoxy)-4-((1R)-((2R,4S,5R)-5-ethylquinuclidin-2-yl)(6-methoxyquinolin-4-yl)methoxy)phthalazine" [P]. 中国发明专利, 专利号 CN 111947155 B, 授权公告日 2025-12-21.
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