Invention Grant
- Patent Title: Method of preparing fused ring indeno compounds
- Patent Title (中): 稠环茚并吡啶化合物的制备方法
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Application No.: US14084739Application Date: 2013-11-20
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Publication No.: US09206151B2Publication Date: 2015-12-08
- Inventor: Meng He , Massimiliano Tomasulo , Allison Greene , Anil Kumar
- Applicant: Transitions Optical, Inc.
- Applicant Address: US FL Pinellas Park
- Assignee: Transitions Optical, Inc.
- Current Assignee: Transitions Optical, Inc.
- Current Assignee Address: US FL Pinellas Park
- Agency: The Webb Law Firm
- Main IPC: C07D307/02
- IPC: C07D307/02 ; C07D307/89 ; C07D209/70 ; C07C69/017 ; C07C67/00 ; C07D311/78 ; C07C65/17 ; C07C51/09 ; C07C65/26 ; C07D209/58 ; C07D307/77 ; C07C63/44
Abstract:
The present invention relates to methods of preparing fused ring indeno compounds that involves reacting together a dienophile and a lactone compound, in the presence of a catalyst, and a carboxylic acid anhydride. With some embodiments, the fused ring indeno compound is represented by the following Formula (I-A), the dienophile is represented by the following Formula (II-A), and the lactone compound is represented by the following Formula (III-A):
Public/Granted literature
- US20150141662A1 Method Of Preparing Fused Ring Indeno Compounds Public/Granted day:2015-05-21
Information query
