Patent classifications
C07B43/04
Process for preparing 4-amino-pyridazines
Provided herein is a process for preparing a pyridazine amine compound of formula V, and a process for preparing dichloropyridazine amine compounds of formula IVa, IVb, and mixtures thereof. Further, provided herein are novel dichloropyridazine amine compounds of formula IVa, IVb, and mixtures thereof, wherein the amino group is an ethylamino group.
Crystal form B of 1-isobutyryl-1′-((1-(4,4,4-trifluorobutyl)-4,5,6,7-tetrahydro-1H-benzo[d]imidazol-2-yl)methyl)spiro[azetidine-3,3′-indolin]-2′-one
Disclosed are a method for preparing an imidazole derivative and crystal form A and crystal form B thereof, and also disclosed is a method for preparing a compound of formula (I) and an intermediate thereof. ##STR00001##
Crystal form B of 1-isobutyryl-1′-((1-(4,4,4-trifluorobutyl)-4,5,6,7-tetrahydro-1H-benzo[d]imidazol-2-yl)methyl)spiro[azetidine-3,3′-indolin]-2′-one
Disclosed are a method for preparing an imidazole derivative and crystal form A and crystal form B thereof, and also disclosed is a method for preparing a compound of formula (I) and an intermediate thereof. ##STR00001##
Activated carbon monolith catalyst, methods for making same, and uses thereof
Activated carbon monolith catalyst including a finished self-supporting activated carbon monolith having at least one passage therethrough, and including a supporting matrix and substantially discontinuous activated carbon particles dispersed throughout the supporting matrix and at least one catalyst precursor on the finished self-supporting activated carbon monolith. A method for making, and a method for use, of such an activated carbon monolith catalyst in catalytic chemical reactions.
Activated carbon monolith catalyst, methods for making same, and uses thereof
Activated carbon monolith catalyst including a finished self-supporting activated carbon monolith having at least one passage therethrough, and including a supporting matrix and substantially discontinuous activated carbon particles dispersed throughout the supporting matrix and at least one catalyst precursor on the finished self-supporting activated carbon monolith. A method for making, and a method for use, of such an activated carbon monolith catalyst in catalytic chemical reactions.
Complexes
The present invention provides a palladium(II) complex of formula (1) or a palladium(II) complex of formula (2).
##STR00001##
R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, R.sub.7, R.sub.8, R.sub.9, R.sub.10, R.sub.11, R.sub.12, R.sub.18, R.sub.19, R.sub.20, R.sub.21, R.sub.22, R.sub.23 and R.sub.24, m, E and X are described in the specification. The invention also provides a process for the preparation of the complexes, and their use in carbon-carbon and carbon-heteroatom coupling reactions.
Complexes
The present invention provides a palladium(II) complex of formula (1) or a palladium(II) complex of formula (2).
##STR00001##
R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, R.sub.7, R.sub.8, R.sub.9, R.sub.10, R.sub.11, R.sub.12, R.sub.18, R.sub.19, R.sub.20, R.sub.21, R.sub.22, R.sub.23 and R.sub.24, m, E and X are described in the specification. The invention also provides a process for the preparation of the complexes, and their use in carbon-carbon and carbon-heteroatom coupling reactions.
Process for preparing 4-amino-pyridazines
Provided herein is a process for preparing a pyridazine amine compound of formula V, and a process for preparing dichloropyridazine amine compounds of formula IVa, IVb, and mixtures thereof. Further, provided herein are novel dichloropyridazine amine compounds of formula IVa, IVb, and mixtures thereof, wherein the amino group is an ethylamino group.
Process for preparing 4-amino-pyridazines
Provided herein is a process for preparing a pyridazine amine compound of formula V, and a process for preparing dichloropyridazine amine compounds of formula IVa, IVb, and mixtures thereof. Further, provided herein are novel dichloropyridazine amine compounds of formula IVa, IVb, and mixtures thereof, wherein the amino group is an ethylamino group.
Activated Carbon Monolith Catalyst, Methods for Making Same, and Uses Thereof
Activated carbon monolith catalyst including a finished self-supporting activated carbon monolith having at least one passage therethrough, and including a supporting matrix and substantially discontinuous activated carbon particles dispersed throughout the supporting matrix and at least one catalyst precursor on the finished self-supporting activated carbon monolith. A method for making, and a method for use, of such an activated carbon monolith catalyst in catalytic chemical reactions.