Patent application number | Description | Published |
20080207910 | Process for the preparation of certain substituted sulfilimines - Cyano-substituted sulfilimines are produced efficiently and in high yield from the corresponding sulfides by reaction with cyanamide and hypochlorite. | 08-28-2008 |
20110077409 | PROCESS FOR THE PREPARATION OF CERTAIN SUBSTITUTED SULFILIMINES - Cyano-substituted sulfilimines are produced efficiently and in high yield from the corresponding sulfides by reaction with cyanamide and hypochlorite. | 03-31-2011 |
20120165538 | PROCESS FOR THE PREPARATION OF CERTAIN SUBSTITUTED SULFILIMINES - Cyano-substituted sulfilimines and sulfoximines are produced efficiently and in high yield from the corresponding sulfides by reaction with cyanamide and hypochlorite. | 06-28-2012 |
20120190859 | PROCESS FOR THE PREPARATION OF 4-AMINO-5-FLUORO-3-HALO-6-(SUBSTITUTED)PICOLINATES - 4-Amino-5-fluoro-3-halo-6-(substituted)picolinates are conveniently prepared from 4,5,6-trichloropicolinonitrile by a series of steps involving fluorine exchange, amination, halogen exchange, halogenation, nitrile hydrolysis, esterification, and transition metal assisted coupling. | 07-26-2012 |
20120190860 | PROCESS FOR THE PREPARATION OF 4-AMINO-5-FLUORO-3-HALO-6-(SUBSTITUTED)PICOLINATES - 4-Amino-5-fluoro-3-halo-6-(substituted)picolinates are conveniently prepared from 4,5,6-trichloropicolinates by a series of steps involving fluorine exchange, amination, halogen exchange, halogenation and transition metal assisted coupling. | 07-26-2012 |
20140031556 | PROCESS FOR THE PREPARATION OF 4-AMINO-5-FLUORO-3-HALO-6-(SUBSTITUTED)PICOLINATES - Provided herein are processes for the preparation of 4-amino-5-fluoro-3-halo-6-(substituted)picolinates comprising a step of converting chloropicolinoyl chlorides to fluoropicolinoyl fluorides. | 01-30-2014 |
20140031558 | FLUOROPICOLINOYL FLUORIDES AND PROCESSES FOR THEIR PREPARATION - Provided herein are fluoropicolinoyl fluorides and processes for their preparation. In some embodiments, provided herein is a process for the preparation of 5-fluoro-6-aryl-picolinoyl fluorides from chloropicolinoyl chlorides. | 01-30-2014 |
20140039196 | PROCESS FOR THE PREPARATION OF 4-AMINO-5-FLUORO-3-HALO-6-(SUBSTITUTED)PICOLINATES - 4-Amino-5-fluoro-3-halo-6-(substituted)picolinates are conveniently prepared from 4,5,6-trichloropicolinates by a series of steps involving fluorine exchange, amination, halogen exchange, halogenation and transition metal assisted coupling. | 02-06-2014 |
20140206881 | PROCESS FOR THE PREPARATION OF 4-AMINO-5-FLUORO-3-HALO-6-(SUBSTITUTED)PICOLINATES - 4-Amino-5-fluoro-3-halo-6-(substituted)picolinates are conveniently prepared from 4,5,6-trichloropicolinonitrile by a series of steps involving fluorine exchange, amination, halogen exchange, halogenation, nitrile hydrolysis, esterification, and transition metal assisted coupling. | 07-24-2014 |