摘要:
There is provided a process for the dehalogenation of a compound of formula II via the use of a transition metal catalyst and ammonium formate at atmospheric pressure.
摘要:
The present invention provides compounds of formula I and processes for the preparation and purification thereof. ##STR1## Compounds of formula I are useful as intermediates in the manufacture of 6-(arylcarbonyl)-4-oximino-dihydrobenzothiopyran herbicidal agents.
摘要:
There is provided a stereospecific process for the preparation of essentially enantiomerically pure imidazolinone herbicides having the R-configuration via (R) 2-amino-2,3-dimethylbutyronitrile.
摘要:
There is provided an effective and efficient, three step process for the manufacture of crop-selective, herbicidal 1-{�2- (cyclopropylcarbonyl)-phenyl!sulfamoyl}-3-(4,6-dialkoxy-2-pyrimidinyl)urea compounds, and an intermediate for use therein.
摘要:
There is provided a stereospecific process for the preparation of essentially enantiomerically pure imidazolinone herbicides having the R-configuration via (R)2-amino-2,3-dimethylbutyronitrile.
摘要:
The present invention provides compounds of formula I and processes for the preparation and purification thereof. Compounds of formula I are useful as intermediates in the manufacture of 6-(arylcarbonyl)-4-oximino-dihydrobenzothiopyran herbicidal agents.
摘要:
There is provided a process for the preparation of essentially enantiomerically pure imidazolinone herbicides having the R-configuration via (R)2-amino-2,3-dimethylbutyramide.