carbenes 中文意思是什麼

carbenes 解釋
碳質瀝青
  1. Research on enantioselective benzoin condensations using n - heterocyclic carbenes

    雜環卡賓催化不對稱偶姻縮合研究進展
  2. 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。
  3. Phenyl(or polyphenyl)substituted epoxides serve as excellent precursors to phenyl(or diphenyl)carbenes.

    某些苯代（或多苯）環氧化物是制取帶苯環（或二苯）碳烯的極好原料。
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