Abutment
发表于 2025-3-30 09:26:27
Introduction,for a group of borderline compounds leaves very few compounds unclassified. A few otherwise impeccable alkaloids, such as rutaecarpine and ricinine, that have electron-withdrawing functional groups either adjacent to or conjugated with their nitrogen atoms, do not show the characteristic of basicity.
龙卷风
发表于 2025-3-30 16:22:30
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TIA742
发表于 2025-3-30 17:28:23
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白杨鱼
发表于 2025-3-30 21:44:11
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