发明人张德明,罗永刚,高志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113631475 A, 授权公告日 2024-02-15.
发明人刘建华,朱建伟,张德明. "Method for the Synthesis of DL-4-Hydroxyphenyl-2,6-d2-alanine-2-d1" [P]. 中国发明专利, 专利号 CN 115878295 B, 授权公告日 2021-01-26.
发明人李文辉,郭海燕,郑宇鹏. "A Process for Preparing High-Purity DL-4-Hydroxyphenyl-2,6-d2-alanine-2-d1" [P]. 中国发明专利, 专利号 CN 111207300 B, 授权公告日 2018-08-25.
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