发明授权
- 专利标题: Process for preparing ethynylated benzoic acid derivatives
- 专利标题(中): 乙炔化苯甲酸衍生物的制备方法
-
申请号: US197300申请日: 1980-10-15
-
公开(公告)号: US4465833A公开(公告)日: 1984-08-14
- 发明人: Kreisler S. Y. Lau , Robert H. Boschan
- 申请人: Kreisler S. Y. Lau , Robert H. Boschan
- 申请人地址: CA El Segundo CA El Segundo
- 专利权人: Hughes Aircraft Company,Hughes Aircraft Company
- 当前专利权人: Hughes Aircraft Company,Hughes Aircraft Company
- 当前专利权人地址: CA El Segundo CA El Segundo
- 主分类号: C07C67/343
- IPC分类号: C07C67/343 ; B01J31/00 ; C07B61/00 ; C07C1/00 ; C07C2/38 ; C07C15/20 ; C07C15/56 ; C07C15/60 ; C07C15/62 ; C07C17/00 ; C07C17/26 ; C07C22/08 ; C07C45/00 ; C07C45/68 ; C07C47/548 ; C07C67/00 ; C07C69/76 ; C07C209/00 ; C07C211/46 ; C07C231/00 ; C07C231/12 ; C07C233/65 ; C07C253/00 ; C07C255/50 ; C07D233/54 ; C07D487/04 ; C07F7/08 ; C08G73/00 ; C08G73/06 ; C07D239/70 ; C07D213/06 ; C07D307/89
摘要:
A novel ethynylation process is disclosed which provides an expanded series of novel ethylnyl-terminated aromatic compounds having base sensitive substituents and which facilitates the economic preparation of prior art ethynyl-substituted aromatic compounds.
公开/授权文献
- US5429710A Dry etching method 公开/授权日:1995-07-04
信息查询