Despite their insolubility in many organic solvents, they are found to be soluble in nitrogen-containing solvents, such as DMF and pyridine.
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Pyrrole, imidazole and furan are biodegradable organics, and pyridine are poor biodegradable organics.
吡咯、咪唑、呋喃为可降解有机物，吡啶为难降解有机物。
The solvent is used by adopting one of or mixture of more than one of cyclohexane, 1, 2-dichloroethane and pyridine.
溶剂采用环己烷、1,2 -二氯乙烷、吡啶中一种或多种混合使用。
The method of synthesizing N, N′-diphenylmalonamide employing aniline and malonic ester and pyridine as extractant was investigated.
以对苯胺、丙二酸二乙酯为原料、吡啶为溶剂合成N，N'-二苯基丙二酰胺的方法进行了研究。
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