Organic Compound Preparation TRIZ Cases

A palladium catalyst enables cross-coupling between aryl boronic acids and alpha-haloacetic acids to produce arylacetic acid derivatives.

A noble metal-transition metal complex catalyst supported on carbon-coated silica-alumina enables efficient hydrogenation reactions.

Segmenting the purification process into specialized columns maximizes 2-ethyl hexanol recovery while reducing energy consumption per unit produced.

Reducing fluorine content in fluoroalkyl groups minimizes biological accumulation while maintaining sufficient acid strength.

Replacing expensive reagents with sulfuryl fluoride and chiral catalysts eliminates toxic waste while achieving high optical purity.

A Pd(II) catalyst with a chiral ligand performs enantioselective decarboxylative allylic alkylation.

An in situ iodinating reagent eliminates chlorinated impurities and recycles excess iodine vapor to improve yield.

Isotopic substitution in deuterated 3-methanesulfonylpropionitrile extends half-life and reduces rapid metabolism rates.

Segmented tubular reactors manage exothermic heat and prevent gas phase explosions while achieving conversion rates above 96%.

Multi-element MoVNbTeOx catalyst material achieves acrylic acid yields exceeding 50% by modifying compositional parameters and phase structure.

Countercurrent separation removes fluorine-containing alkyl alcohol impurities from fluoroether using water.

A solid-phase method synthesizes hydroxyethlamino amides using Rink-type resins and epoxymethylation.

Alkoxymagnesium secondary particles aggregate primary particles under 1 µm to suppress fine-powder formation during olefin polymerization.

Melt crystallization purifies alkanesulfonic anhydride via solid-liquid separation, reducing energy consumption compared to distillation methods.

Transition metal catalysts enable selective hydrogenation of gamma-valerolactone to 2-butanol without water addition.

A cobalt-molybdenum-sulfide catalyst composition maintains catalytic activity during syngas conversion to alcohols.

Triflate metal catalysts enable high yield levulinate ester synthesis while preventing tar formation and allowing catalyst recyclability.

A two-step process synthesizes substituted anisidines via a halo intermediate using inexpensive reagents.

A copper-zinc-aluminum-silicon catalyst converts carbon dioxide and hydrogen into methanol with controlled molar ratios.

A ruthenium II complex with a tetradentate ligand enables catalytic hydrogenation of carboxylic esters to alcohols.

A two-step process synthesizes trifluoroketones using Suzuki coupling followed by catalyzed trifluoromethylation.

Selective hydrogenation converts formylbiphenylcarboxylic acid impurities into separable alcohols during biphenyldicarboxylic acid purification.

A one-step solvothermal method creates a stable Pt-based alloy/MOFs catalyst that resolves nanoparticle agglomeration while maintaining high catalytic activity.

Sponge cobalt catalyzes hydrogenation of nucleus-halogenated benzene dicarbaldehyde to reduce production costs and simplify manufacturing steps.

Norbornanyl rosin resin uses Diels-Alder reactions to form bridged rings, eliminating external catalysts for simpler manufacturing.

Blowing hydrogen gas into the reaction system drives Guerbet dimerization of branched alcohols, overcoming steric hindrance to boost yield.

Vacuum drying column reduces ethanolamine water content to 0.01% by weight, lowering processing costs.

Thin-film distillation removes dialkyl fumarate from polyaspartic ester compositions to increase primary amino group concentration.

Chelate-linked short-chain ligands enhance charge carrier mobility and lower turn-on voltage in quantum dot light emitting diodes.

A multi-layer elastomeric seal system maintains subatmospheric pressure in distillation columns for diaryl carbonate production.

Dissymmetric N,N-dialkylamides extract uranium and plutonium from acid solutions without reductive stripping.

Segmented distillation removes heavy impurities first to minimize energy consumption and equipment fouling during hexamethylenediamine production.

Evaporate unreacted fluoromonomers from aqueous dispersions using acidic pH conditions to prevent hydrolysis of sulfonic acid precursor groups.

A noble metal catalyst supported on alkaline hydrotalcite oxidizes but-3-ene-1,2-diol to vinyl keto compounds.

Replacing C18 oleic acid with shorter chains creates boiling point gaps that eliminate pelargonic acid impurities during separation.

Substituted aromatic compounds inhibit Heat Shock Protein 90, resolving synthesis difficulty and safety margin issues in cancer treatment.

Mono sulfonated phosphine salts prevent dimerization side reactions during beta farnesene conversion.

A metal catalyst treated with gamma rays stabilizes electron states to boost alcohol production from synthesis gas.

A process generates anhydrous methanesulfonic acid by reacting a reactive agent with sulfur trioxide to form a heavy product for separation.

A 4-aryloxyanthranilic acid derivative enables efficient quinoline ring construction through optimized cyclization and condensation steps.

Treating 1,1-disubstituted ethylene monomers with alumina to achieve high purity and consistent cure performance.

Metal salts of malonic acid derivatives resolve additive compatibility and hygroscopicity issues while increasing peak crystallization temperature.

3-carboxy-N-ethyl-N,N-dimethylpropan-1-aminium salts deliver enhanced cardioprotective properties.

Replacing homogeneous catalysts with insoluble triflates simplifies filtration and eliminates side reactions during menaquinone 4 production.