Process for preparing 2-(thiosubstituted)-4-haloacetophenones
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 11, 2000
Grant Date -
N/A
app pub date -
Nov 4, 1998
filing date -
Feb 15, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention relates to a process for preparing a 2-(thiosubstituted)-4-haloacetophenone such as those of formula (I), which comprises reacting a 2,4-dihaloacetophenone with a thiolating agent under substantially anhydrous conditions. In formula (I), R.sup.1 and R.sup.2 have the meanings given in the description and R.sup.3 is halogen. The compounds prepared are useful as intermediates in the preparation of herbicidally active compounds. ##STR1##
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully