Patent classifications
C07C29/32
One-component reagent for the fluoroalkylation reaction
A composition, consisting essentially of copper, a fluoroalkyl group, and a ligand comprising at least one group-V donor. The molar ratio of copper to the fluoroalkyl group is approximately 1.
One-component reagent for the fluoroalkylation reaction
A composition, consisting essentially of copper, a fluoroalkyl group, and a ligand comprising at least one group-V donor. The molar ratio of copper to the fluoroalkyl group is approximately 1.
One-component reagent for the fluoroalkylation reaction
A composition, consisting essentially of copper, a fluoroalkyl group, and a ligand comprising at least one group-V donor. The molar ratio of copper to the fluoroalkyl group is approximately 1.
COMPOUND AND PREPARATION METHOD AND APPLICATION THEREOF
The present disclosure relates to a compound and a preparation method and application thereof, the compound having a chemical structure formula of:
##STR00001##
wherein M in the formula is selected from a group consisting of CF.sub.3 or CF.sub.2H, and R.sub.1, R.sub.2, and R.sub.3 are each independently selected from a group consisting of aryl, heteroaryl, and alkyl. The compound provided by the present disclosure can be used as a trifluoroethanolation reagent or difluoroethanolation reagent as synthetic intermediates of many organic compounds, and some of the compounds have pharmaceutical activity. The preparation steps of such compounds are simplified, with mild synthesis conditions and wide applicability of substrates.
COMPOUND AND PREPARATION METHOD AND APPLICATION THEREOF
The present disclosure relates to a compound and a preparation method and application thereof, the compound having a chemical structure formula of:
##STR00001##
wherein M in the formula is selected from a group consisting of CF.sub.3 or CF.sub.2H, and R.sub.1, R.sub.2, and R.sub.3 are each independently selected from a group consisting of aryl, heteroaryl, and alkyl. The compound provided by the present disclosure can be used as a trifluoroethanolation reagent or difluoroethanolation reagent as synthetic intermediates of many organic compounds, and some of the compounds have pharmaceutical activity. The preparation steps of such compounds are simplified, with mild synthesis conditions and wide applicability of substrates.
COMPOUND AND PREPARATION METHOD AND APPLICATION THEREOF
The present disclosure relates to a compound and a preparation method and application thereof, the compound having a chemical structure formula of:
##STR00001##
wherein M in the formula is selected from a group consisting of CF.sub.3 or CF.sub.2H, and R.sub.1, R.sub.2, and R.sub.3 are each independently selected from a group consisting of aryl, heteroaryl, and alkyl. The compound provided by the present disclosure can be used as a trifluoroethanolation reagent or difluoroethanolation reagent as synthetic intermediates of many organic compounds, and some of the compounds have pharmaceutical activity. The preparation steps of such compounds are simplified, with mild synthesis conditions and wide applicability of substrates.
CATALYSTS FOR ISOBUTANOL SYNTHESIS FROM SYNGAS AND ETHANOL OR PROPANOL
A process for the production of propanol and/or isobutanol is disclosed. The process comprises reacting ethanol or propanol with synthesis gas in the presence of an alkali or alkaline earth doped CuMn oxide catalyst under reaction conditions to produce propanol and/or isobutanol. The catalyst may include one or more additional metal oxides as catalyst support.
CATALYSTS FOR ISOBUTANOL SYNTHESIS FROM SYNGAS AND ETHANOL OR PROPANOL
A process for the production of propanol and/or isobutanol is disclosed. The process comprises reacting ethanol or propanol with synthesis gas in the presence of an alkali or alkaline earth doped CuMn oxide catalyst under reaction conditions to produce propanol and/or isobutanol. The catalyst may include one or more additional metal oxides as catalyst support.
ETHANOL CONVERSION TO ISOBUTANOL
A process for isobutanol synthesis is described. Ethanol and synthesis gas (syngas) are reacted in the presence of a heterogeneous catalyst in a first reaction zone. The products of the first reaction can be separated into one or more streams comprising methanol and propanol. The methanol and propanol from the first reaction are reacted in the presence of a second catalyst to form isobutanol in a second reaction zone.
ETHANOL CONVERSION TO ISOBUTANOL
A process for isobutanol synthesis is described. Ethanol and synthesis gas (syngas) are reacted in the presence of a heterogeneous catalyst in a first reaction zone. The products of the first reaction can be separated into one or more streams comprising methanol and propanol. The methanol and propanol from the first reaction are reacted in the presence of a second catalyst to form isobutanol in a second reaction zone.