By the amide and aliphatic chain or alicyclic base line base connected criminal macromolecules.
由酰胺鏈與脂族基或脂環(huán)基連接的線刑大分子構成.
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In this paper , two unsaturated alicyclic nitrogen heterocyclic crownethers were synthesized by phase transfer reaction.
采用相轉移催化反應合成了兩個不飽和脂環(huán)氮雜冠醚.
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