A process for producing a reaction mixture comprising a plurality of C.sub.3 chlorinated alkane isomers comprising chlorinating a C.sub.3 chlorinated alkane starting material in a chlorination zone to produce the plurality of C.sub.3 chlorinated alkane isomers, the plurality of C.sub.3 chlorinated alkane isomers each having at least one more chlorine atom than the C.sub.3 chlorinated alkane starting material, wherein the concentration of the C.sub.3 chlorinated alkane starting material is controlled such that conversion of the C.sub.3 chlorinated alkane starting material to the plurality of C.sub.3 chlorinated alkane isomers, represented by the molar ratio of the C.sub.3 chlorinated alkane starting material:C.sub.3 chlorinated alkane isomers in the reaction mixture present in the chlorination zone, does not exceed about 40:60.

A process for producing a reaction mixture comprising a plurality of C.sub.3 chlorinated alkane isomers comprising chlorinating a C.sub.3 chlorinated alkane starting material in a chlorination zone to produce the plurality of C.sub.3 chlorinated alkane isomers, the plurality of C.sub.3 chlorinated alkane isomers each having at least one more chlorine atom than the C.sub.3 chlorinated alkane starting material, wherein the concentration of the C.sub.3 chlorinated alkane starting material is controlled such that conversion of the C.sub.3 chlorinated alkane starting material to the plurality of C.sub.3 chlorinated alkane isomers, represented by the molar ratio of the C.sub.3 chlorinated alkane starting material:C.sub.3 chlorinated alkane isomers in the reaction mixture present in the chlorination zone, does not exceed about 40:60.

A process for producing a reaction mixture comprising a plurality of C.sub.3 chlorinated alkane isomers comprising chlorinating a C.sub.3 chlorinated alkane starting material in a chlorination zone to produce the plurality of C.sub.3 chlorinated alkane isomers, the plurality of C.sub.3 chlorinated alkane isomers each having at least one more chlorine atom than the C.sub.3 chlorinated alkane starting material, wherein the concentration of the C.sub.3 chlorinated alkane starting material is controlled such that conversion of the C.sub.3 chlorinated alkane starting material to the plurality of C.sub.3 chlorinated alkane isomers, represented by the molar ratio of the C.sub.3 chlorinated alkane starting material:C.sub.3 chlorinated alkane isomers in the reaction mixture present in the chlorination zone, does not exceed about 40:60.

A process for producing a reaction mixture comprising a plurality of C.sub.3 chlorinated alkane isomers comprising chlorinating a C.sub.3 chlorinated alkane starting material in a chlorination zone to produce the plurality of C.sub.3 chlorinated alkane isomers, the plurality of C.sub.3 chlorinated alkane isomers each having at least one more chlorine atom than the C.sub.3 chlorinated alkane starting material, wherein the concentration of the C.sub.3 chlorinated alkane starting material is controlled such that conversion of the C.sub.3 chlorinated alkane starting material to the plurality of C.sub.3 chlorinated alkane isomers, represented by the molar ratio of the C.sub.3 chlorinated alkane starting material:C.sub.3 chlorinated alkane isomers in the reaction mixture present in the chlorination zone, does not exceed about 40:60.

A process for producing a reaction mixture comprising a plurality of C.sub.3 chlorinated alkane isomers comprising chlorinating a C.sub.3 chlorinated alkane starting material in a chlorination zone to produce the plurality of C.sub.3 chlorinated alkane isomers, the plurality of C.sub.3 chlorinated alkane isomers each having at least one more chlorine atom than the C.sub.3 chlorinated alkane starting material, wherein the concentration of the C.sub.3 chlorinated alkane starting material is controlled such that conversion of the C.sub.3 chlorinated alkane starting material to the plurality of C.sub.3 chlorinated alkane isomers, represented by the molar ratio of the C.sub.3 chlorinated alkane starting material:C.sub.3 chlorinated alkane isomers in the reaction mixture present in the chlorination zone, does not exceed about 40:60.

A process for producing a reaction mixture comprising a plurality of C.sub.3 chlorinated alkane isomers comprising chlorinating a C.sub.3 chlorinated alkane starting material in a chlorination zone to produce the plurality of C.sub.3 chlorinated alkane isomers, the plurality of C.sub.3 chlorinated alkane isomers each having at least one more chlorine atom than the C.sub.3 chlorinated alkane starting material, wherein the concentration of the C.sub.3 chlorinated alkane starting material is controlled such that conversion of the C.sub.3 chlorinated alkane starting material to the plurality of C.sub.3 chlorinated alkane isomers, represented by the molar ratio of the C.sub.3 chlorinated alkane starting material:C.sub.3 chlorinated alkane isomers in the reaction mixture present in the chlorination zone, does not exceed about 40:60.

A process for producing a reaction mixture comprising a plurality of C.sub.3 chlorinated alkane isomers comprising chlorinating a C.sub.3 chlorinated alkane starting material in a chlorination zone to produce the plurality of C.sub.3 chlorinated alkane isomers, the plurality of C.sub.3 chlorinated alkane isomers each having at least one more chlorine atom than the C.sub.3 chlorinated alkane starting material, wherein the concentration of the C.sub.3 chlorinated alkane starting material is controlled such that conversion of the C.sub.3 chlorinated alkane starting material to the plurality of C.sub.3 chlorinated alkane isomers, represented by the molar ratio of the C.sub.3 chlorinated alkane starting material:C.sub.3 chlorinated alkane isomers in the reaction mixture present in the chlorination zone, does not exceed about 40:60.

A process for producing a reaction mixture comprising a plurality of C.sub.3 chlorinated alkane isomers comprising chlorinating a C.sub.3 chlorinated alkane starting material in a chlorination zone to produce the plurality of C.sub.3 chlorinated alkane isomers, the plurality of C.sub.3 chlorinated alkane isomers each having at least one more chlorine atom than the C.sub.3 chlorinated alkane starting material, wherein the concentration of the C.sub.3 chlorinated alkane starting material is controlled such that conversion of the C.sub.3 chlorinated alkane starting material to the plurality of C.sub.3 chlorinated alkane isomers, represented by the molar ratio of the C.sub.3 chlorinated alkane starting material:C.sub.3 chlorinated alkane isomers in the reaction mixture present in the chlorination zone, does not exceed about 40:60.

A process for producing a reaction mixture comprising a plurality of C.sub.3 chlorinated alkane isomers comprising chlorinating a C.sub.3 chlorinated alkane starting material in a chlorination zone to produce the plurality of C.sub.3 chlorinated alkane isomers, the plurality of C.sub.3 chlorinated alkane isomers each having at least one more chlorine atom than the C.sub.3 chlorinated alkane starting material, wherein the concentration of the C.sub.3 chlorinated alkane starting material is controlled such that conversion of the C.sub.3 chlorinated alkane starting material to the plurality of C.sub.3 chlorinated alkane isomers, represented by the molar ratio of the C.sub.3 chlorinated alkane starting material:C.sub.3 chlorinated alkane isomers in the reaction mixture present in the chlorination zone, does not exceed about 40:60.

There are provided methods and systems related to use of one or more lanthanide halides in an electrochemical oxidation of metal halide in anolyte where the metal ion is oxidized from lower oxidation state to higher oxidation state at an anode; and then further use of the one or more lanthanide halides and the metal halide with the metal ion in the higher oxidation state in a halogenation reaction of an unsaturated hydrocarbon or a saturated hydrocarbon to form one or more products comprising halohydrocarbon.