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1.发明授权Alkylated aromatic compounds of improved color from impure starting materials 失效来自不纯原料的改进颜色的烷基化芳族化合物
公开(公告)号：US2490444A
公开(公告)日：1949-12-06
申请号：US75524047
申请日：1947-06-17
Applicant: SHELL DEV
IPC: C07C51/353
CPC classification number: C07C51/353 , C07C65/05
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