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发明人何建平,胡光,高志强. "Method for the Synthesis of 29865-90-5
3,4-Dimethoxy-5-hydroxybenzaldehyde
3-hydroxy-4,5-dimethoxybenzaldehyde
A20562" [P]. 中国发明专利, 专利号 CN 117734486 B, 授权公告日 2025-08-22.
发明人韩伟,孙丽萍,何建平. "A Process for Preparing High-Purity 29865-90-5
3,4-Dimethoxy-5-hydroxybenzaldehyde
3-hydroxy-4,5-dimethoxybenzaldehyde
A20562" [P]. 中国发明专利, 专利号 CN 109280650 A, 授权公告日 2021-02-13.
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