含1,3,2-二氧磷杂环己烷结构的磷-氮系膨胀型阻燃剂的合成和阻燃性能研究。
Synthesis and Flame Resistance Study of Phosphorus-Nitrogen Type Intumescent Flame Retardant Containing 1,3,2-Dioxaphosphorinane Unit.
本论文的第一部分工作研究了胰蛋白酶正交晶系两种不同晶型的晶体在环己烷中的晶体结构。
In the first part, the structures of two orthorhombic forms of trypsin crystals in cyclohexane were studied.
定量分析结果表明,产品对氨基环己烷甲酸的纯度可达到96.8%,而且以顺式结构为主。
Quantitative analysis indicates that the purity of hydrogenation product, 4-ACCA, is 96.8% and 4-ACCA exists mainly in the form of cis structure.
定量分析结果表明,产品对氨基环己烷甲酸的纯度可达到96.8%,而且以顺式结构为主。
Quantitative analysis indicates that the purity of hydrogenation product, 4-ACCA, is 96.8% and 4-ACCA exists mainly in the form of cis structure.
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