反之，由旋光方向可以推断其绝对构型。
Conversely, their absolute configuration can be deduced from the optical rotation direction.
对一些物质，如d, L丹酰化氨基酸的拆分有一定的规律，能给出绝对构型信息。
The resolution of some chiral drugs such as d, L-dansyl amino acid has certain rule, and provides information about absolute configuration.
手性化合物绝对构型的确定一直是有机化学特别是手性药物合成研究过程中经常遇到的问题之一。
The determination of absolute configuration for chiral compounds is one of the most important problem in the organic chemisty, especially for chiral drug synthesis.
本发明的合成方法简便直接，从外消旋的螺环二酮出发得到螺环骨架具有不同绝对构型的光 学纯的手性配体。
The synthetic method is simple and convenient and direct; and the spiral ring skeleton obtained from spiro-diketone has optical pure chiral ligand with different absolute configurations.
本发明的合成方法简便直接，从外消旋的螺环二酮出发得到螺环骨架具有不同绝对构型的光 学纯的手性配体。
The synthetic method is simple and convenient and direct; and the spiral ring skeleton obtained from spiro-diketone has optical pure chiral ligand with different absolute configurations.
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