Process for the preparation of perfluoroalkylcyano- or perfluoroalkylcyanofluoroborates
US-9175021-B2 · Nov 3, 2015 · US
Method for preparation of medetomidine with chloroacetone
US9434694B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9434694-B2 |
| Application number | US-201514813681-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jul 30, 2015 |
| Priority date | Jun 28, 2012 |
| Publication date | Sep 6, 2016 |
| Grant date | Sep 6, 2016 |
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- Title
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- Abstract
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Abstract
Official abstract text for this publication.
The invention discloses a method for the preparation of medetomidine starting from 1-bromo 2,3-dimethylbenzene and chloroacetone.
First claim
Opening claim text (preview).
The invention claimed is: 1. A compound of formula (XXIII), wherein R2 is 4-tolyl, phenyl, 4-acetamidophenyl, methyl or trifluoromethyl. 2. The compound according to claim 1 , wherein R2 is 4-tolyl.
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Classifications
- C07D233/58Primary
with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring nitrogen atoms · CPC title
with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring carbon atoms · CPC title
with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms · CPC title
1,3-Diazoles · CPC title
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- What does patent US9434694B2 cover?
- The invention discloses a method for the preparation of medetomidine starting from 1-bromo 2,3-dimethylbenzene and chloroacetone.
- Who is the assignee on this patent?
- Lonza Ag, Lonza Ag
- What technology area does this patent fall under?
- Primary CPC classification C07D233/58. Mapped technology areas include Chemistry & Metallurgy.
- When was this patent published?
- Publication date Tue Sep 06 2016 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).