Patent classifications
C07C253/14
Process for preparation of 2,6-dichlorobenzonitrile
Disclosed herein a process preparation of 2,6-dichlorobenzonitrile. A process of making high yield, high purity 2,6-dichlorobenzonitrile including the selective de-nitrochlorination of 2-chloro-6-nitrobenzonitrile by treatment of the 2-chloro-6-nitrobenzonitrile with chlorine gas.
Process for preparation of 2,6-dichlorobenzonitrile
Disclosed herein a process preparation of 2,6-dichlorobenzonitrile. A process of making high yield, high purity 2,6-dichlorobenzonitrile including the selective de-nitrochlorination of 2-chloro-6-nitrobenzonitrile by treatment of the 2-chloro-6-nitrobenzonitrile with chlorine gas.
Process for preparing 2,6-dialkylphenylacetic acids
The invention relates to a multi-stage process for preparing 2,6-dialkylphenylacetic acids of the general formula (I) by reacting 2,6-dialkylbromobenzenes with (1) magnesium, (2) a formamide, (3) an acid, (4) hydrogenation of the benzaldehyde obtained, (5) activation of the benzyl alcohol obtained, (6) cyanation of the activated benzyl alcohol and (7) hydrolysis of the nitrile obtained.
Process for preparing 2,6-dialkylphenylacetic acids
The invention relates to a multi-stage process for preparing 2,6-dialkylphenylacetic acids of the general formula (I) by reacting 2,6-dialkylbromobenzenes with (1) magnesium, (2) a formamide, (3) an acid, (4) hydrogenation of the benzaldehyde obtained, (5) activation of the benzyl alcohol obtained, (6) cyanation of the activated benzyl alcohol and (7) hydrolysis of the nitrile obtained.
Process for preparing 2,6-dialkylphenylacetic acids
The invention relates to a multi-stage process for preparing 2,6-dialkylphenylacetic acids of the general formula (I) by reacting 2,6-dialkylbromobenzenes with (1) magnesium, (2) a formamide, (3) an acid, (4) hydrogenation of the benzaldehyde obtained, (5) activation of the benzyl alcohol obtained, (6) cyanation of the activated benzyl alcohol and (7) hydrolysis of the nitrile obtained.
PROCESS FOR PREPARING CYANOACETATES
This invention relates to a process for producing cyanoacetates involving contacting a salt of an alkyl, alkenyl, alkynyl or aryl formyl acetate with a hydroxyl amine acid under appropriate conditions and for a time sufficient to yield a cyanoacetate.
PROCESS FOR PREPARING CYANOACETATES
This invention relates to a process for producing cyanoacetates involving contacting a salt of an alkyl, alkenyl, alkynyl or aryl formyl acetate with a hydroxyl amine acid under appropriate conditions and for a time sufficient to yield a cyanoacetate.
Continuous flow synthesis of ibuprofen
This disclosure generally relates to methods of making ibuprofen, naproxen, and derivatives thereof. This disclosure also generally relates to compounds made by the disclosed methods. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.
Continuous flow synthesis of ibuprofen
This disclosure generally relates to methods of making ibuprofen, naproxen, and derivatives thereof. This disclosure also generally relates to compounds made by the disclosed methods. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.
Continuous flow synthesis of ibuprofen
This disclosure generally relates to methods of making ibuprofen, naproxen, and derivatives thereof. This disclosure also generally relates to compounds made by the disclosed methods. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.