The article introduces research and application situation of solvent deasphalting-deoiling asphalt gasification-deasphalting oil FCC group technology.

介绍了渣油溶剂脱沥青-脱油沥青气化-脱沥青油催化裂化组合工艺的研究及应用情况。

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If the tertiary butyloxycarbonyl group is being used as amino-protecting group, its removal is effected with acid, such as HCl and isopropanol as a solvent or with trifluoroacetic acid neat.

如果用三叔丁基羟基作为氨基保护基团使用，应用酸来将其脱去，如以盐酸和异丙醇为溶剂或无水三氟乙酸。

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There are impact factor to be discussed such as solvent polarity, nucleofuge, attract electron group the nunucleophilicity of nucleophilic reagent.

探讨碱性、溶剂极性、离去基团、吸电子基团、亲核试剂的亲核性对反应影响。

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The directors of Venture's largest subsidiary, Germany's Peguform Group, became so disenchanted with Winget's management that they declared this entity in-solvent and put it into receivership behind his back last year.

FORBES: Magazine Article