A method for producing a phenylacetamide compound represented by formula (1):
wherein Q represents a hydrogen atom or a halogen atom, R
2
represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms, R
4
represents an alkyl group having 1 to 4 carbon atoms, Ar represents an unsubstituted or substituted phenyl group, R
5
represents R
4
when R
2
is a hydrogen atom, and R
5
represents a hydrogen atom when R
2
is an alkyl group having 1 to 4 carbon atoms; including reacting a phenylacetamide compound represented by formula (2):
wherein Q, R
2
and Ar have the same meanings as defined above; with a dialkyl sulfate represented by formula (3):
wherein R
4
has the same meaning as defined above;
in the presence of a base.
Pyrroloquinoline Derivatives And Their Use As Protein Kinases Inhibitors
申请人:Bienayme Hugues
公开号:US20090042876A1
公开(公告)日:2009-02-12
The present invention relates to inhibitors of protein kinases of formula I:
which can be used in the treatment of various diseases, notably cancer, inflammation or disorders of the central nervous system. It also relates to pharmaceutical compositions containing the compounds according to the invention and their use in therapy.
Method for Producing Quaternary Ammonium Compounds
申请人:Szarvas Laszlo
公开号:US20070254822A1
公开(公告)日:2007-11-01
The present invention relates to a process for preparing quaternary ammonium compounds, which comprises reacting compounds comprising an sp
3
-hybridized nitrogen atom with a dialkyl sulfate or trialkyl phosphate and subjecting the resulting ammonium compound to an anion exchange.
Method for the production of compounds with quaternary sp2-hybridised nitrogen atoms
申请人:Szarvas Laszlo
公开号:US20070142642A1
公开(公告)日:2007-06-21
Process for preparing ionic compounds comprising cations containing quaternary sp
2
-hybridized nitrogen atoms, which comprises reacting compounds containing a double-bonded nitrogen atom with a dialkyl sulfate with participation of both alkyl groups of the dialkyl sulfate and, if appropriate, subjecting the resulting ionic compound containing sulfate anions to an anion exchange.
[EN] HIGHLY PURE SALTS OF CLOPIDOGREL FREE OF GENOTOXIC IMPURITIES<br/>[FR] SELS TRÈS PURS DE CLOPIDOGREL EXEMPTS D'IMPURETÉS GÉNOTOXIQUES
申请人:CADILA HEALTHCARE LTD
公开号:WO2012123958A1
公开(公告)日:2012-09-20
The present invention relates to substantially pure salts of clopidogrel of Formula (I) substantially free from genotoxic impurities. (I) wherein (S) represents a suitable organic or inorganic acid, which forms a salt with clopidogrel having less acidity.