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Stefan Sahli
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Zofingen, CH
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last 30 patents
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Patent Grant
Synthesis of 1:1:1 co-crystal of 1-cyano-2-(4-cyclopropyl-benzyl)-4...
Patent number
11,629,161
Issue date
Apr 18, 2023
Matthias Eckhardt
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Synthesis of 1:1:1 co-crystal of 1-cyano-2-(4-cyclopropyl-benzyl)-4...
Patent number
11,225,500
Issue date
Jan 18, 2022
Matthias Eckhardt
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of manufacturing stereoisomers of buprenorphine and analogue...
Patent number
10,035,807
Issue date
Jul 31, 2018
Siegfried AG
Stefan Sahli
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of low impurity opiates in a continuous flow reactor
Patent number
8,921,557
Issue date
Dec 30, 2014
Siegfried AG
Beat Weber
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
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Patent Application
SYNTHESIS OF 1:1:1 CO-CRYSTAL OF 1-CYANO-2-(4-CYCLOPROPYL-BENZYL)-4...
Publication number
20220081461
Publication date
Mar 17, 2022
Boehringer Ingelheim Vetmedica GmbH
Matthias ECKHARDT
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SYNTHESIS OF 1:1:1 CO-CRYSTAL OF 1-CYANO-2-(4-CYCLOPROPYL-BENZYL)-4...
Publication number
20210139520
Publication date
May 13, 2021
Boehringer Ingelheim Vetmedica GmbH
Matthias ECKHARDT
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD OF MANUFACTURING STEREOISOMERS OF BUPRENORPHINE AND ANALOGUE...
Publication number
20180051032
Publication date
Feb 22, 2018
Siegfried AG
Stefan SAHLI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR THE PREPARATION OF 1-ARYL-1-ALKYL-2-ALKYL-3-DIALKYLAMINO...
Publication number
20150183727
Publication date
Jul 2, 2015
Siegfried AG
Patrick Cyr
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PREPARATION OF LOW IMPURITY OPIATES IN A CONTINUOUS FLOW REACTOR
Publication number
20130035489
Publication date
Feb 7, 2013
Siegfried AG
Beat Weber
C07 - ORGANIC CHEMISTRY