環烷酮類 的英文怎麼說
中文拼音 [huánwántónglèi]
環烷酮類
英文
cycloalkanones-
By using sterically hindered, electron - rich alkylphosphines and n - heterocyclic carbenes ( nhc ), this process has encompassed a broad range of substrates including ketones, aldehydes, esters, amides, malonates, nitrocompounds, nitriles and sulfones
隨著大位阻、富電子烷基膦和氮雜環卡賓( nhc )為配體的催化體系的出現,該類反應的底物已從酮擴展到醛、酯、酰胺以及含酸性氫的化合物如丙二酸酯、硝基化合物、腈、碸等。The analysis of the organic contaminants before and after cleaning up by gc / ms indicated that ranges from the highest removal rate to the lowest one were benzene, pahs, ester, aldehyde, ketone and alkane in proper order
活性炭床進出水的色質聯機分析結果表明,苯系物的去除率最高,依次為稠環芳烴類、酯、醛、酮類,烷烴類。
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