Invention Application
- Patent Title: Method Of Preparing Fused Ring Indeno Compounds
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Application No.: US14936715Application Date: 2015-11-10
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Publication No.: US20160060205A1Publication Date: 2016-03-03
- Inventor: Meng He , Massimiliano Tomasulo , Allison Greene , Anil Kumar
- Applicant: Transitions Optical, Inc.
- Main IPC: C07C65/26
- IPC: C07C65/26 ; C07C63/72 ; C07C51/38 ; C07C51/09
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
- US09630902B2 Method of preparing fused ring indeno compounds Public/Granted day:2017-04-25
Information query
