| 摘要 |
For use in transporting biologically active species into and through membrane barriers, a symmetrical cationic diamine compound having general structure (I) wherein m = 1-10; R1 is a hydrogen, an alkyl group, an alkenyl group, a hydroxylated alkyl or alkenyl group, or an ether containing alkyl or alkenyl group; R2 is an alkyl group, an alkenyl group, or an alkyl or alkenyl containing acyl group; R3 is a hydrogen, an alkyl group, an alkenyl group, a hydroxylated alkyl or alkenyl group, or an ether containing alkyl or alkenyl group; R4 is a hydrogen, an alkyl group, an alkenyl group, a hydroxylated alkyl or alkenyl group, or an ether containing alkyl or alkenyl group; and X-is an anion.
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