Organic Compound Preparation TRIZ Cases

An electron-transfer catalyst fragments perfluoroalkyl peroxide to enable one-step C-H perfluoroalkoxylation under milder conditions.

Continuous microwave flow processing turns fresh wood waste slurry into succinic acid with short reaction time, high yield, and lower cost.

Meta and para ring substitution reduces crystallinity in triphenylsulfonium salts, improving solubility and photosensitivity in photo-curable systems.

Novel xCT-blocking compounds deplete glutathione in cancer cells to overcome radioresistance and improve radiotherapy response.

A one-pot route forms and consumes sensitive aldehydes in situ, raising benzaldehyde oxime yield and purity for scale-up.

A homogeneous ruthenium catalyst enables low-pressure TMCD production with fewer ring-opening byproducts and simpler refining.

Nasal enzyme-cleavable olfactory scaffolds carry therapeutic oligonucleotides to the brain through the olfactory pathway without systemic absorption.

A Grignard and deprotection route builds the target stereocenters directly, cutting chiral reagent use and purification complexity.

Two-step precipitation with silica and alkali removal improves copper dispersion, raising catalyst activity and stability in carbon oxide conversion.

Rod-shaped hybrid electro-polarizable particles widen transmittance range, speed discoloration, and keep haze low in optical films.

A staged reactive distillation column boosts dialkyl carbonate and diol productivity with stable long-run operation through tuned tray geometry and catalyst use.

Acid-catalyzed conversion turns acetaldehyde in acetic acid overheads into higher-boiling derivatives, easing separation and improving purity.

A high-boiling amine catalyst keeps carbonate synthesis homogeneous, avoiding precipitation while maintaining yield and easy distillation.

Electrocatalytic CO2 conversion to propylene enables polypropylene with narrow molecular weight distribution and a lower CO2 footprint.

Controlling sub-polythiol content balances isocyanate reaction rate to prevent coloration and stria while improving lens transmittance.

Two-stage distillation breaks azeotropes and removes organic impurities to recover mono-propylene glycol at up to 99.9% purity.

Pure oxygen and steam feed control in parallel ODH tubes improves ethylene selectivity, limits hot spots, and cuts inert-gas separation cost.

Cyclic alkylcarbene iridium catalysts replace costly rhodium in olefin carbonylation, lowering reaction temperature and energy use.

A copper-manganese inhibitor blend suppresses monomer polymerization at elevated temperatures, reducing fouling, cleaning, and shutdowns.

A continuous fixed-bed hydrogenation route converts aqueous oxalic acid to mono ethylene glycol with high selectivity and commercial throughput.

A molded MgO-Al2O3 catalyst with binder improves strength and stability, extending cyclic ketone production while reducing by-products.

Introducing liquid at or above mother liquor temperature keeps hydraulic wash column nozzles from freezing or clogging for stable compound purification.

Two-stage reactor pressure control cuts reflux and reaction time in batch esterification, improving ester material productivity and energy use.

A palladium, diphosphine, and carbon monoxide route raises α-fluoroacrylic ester conversion and yield while reducing purification burden.

Adding potassium hydroxide with extra basic co-catalysts suppresses diaminocyclohexane during adiponitrile hydrogenation, easing HMDA purification.

Direct acid-and-alcohol esterification converts fermented beet molasses into glycine betaine esters with improved surfactant and emulsifying properties.

Biodegradable groups in ionizable cationic lipids speed liver metabolism while preserving nucleic acid delivery and lowering toxicity.

A Cu-Mn-Al catalyst replaces chromium while preserving activity, mechanical stability, and filtration in fatty ester hydrogenolysis.

Stable deuterated cannabinoid precursors enable asymmetric synthesis that improves half-life, lowers toxicity, and reduces drug-drug interactions.

A Pt-iodine hydroformylation route raises vinylcyclohexene dialdehyde yield to 92%, overcoming the low efficiency of rhodium catalysts.

Air and cobalt-assisted NHPI oxidation converts alkenes to α,β-unsaturated ketones at standard conditions with low catalyst use and easier product isolation.

Two-stage liquid-liquid extraction with acidic back-extraction removes impurities while recovering ethanol and acetaldehyde from acetal formation.

Ion-exchange purification of pKa≥2.0 acid compounds suppresses protonation in onium salts, improving post-etch line width roughness.

High-conductivity catalyst components improve heat removal in aromatic nitro hydrogenation, enabling stable, high-yield amine production.

A halo-trimethyloctadecane intermediate enables higher-yield trimethylalkane synthesis without benzene, n-butyllithium, or palladium on carbon.

Using a phosphorous pentoxide and methanesulfonic acid route, this case shortens cyclopentadiene and metallocene synthesis while avoiding metal residues.

Adding water, methanol, or ethanol breaks difficult HFIP-tetrahydroquinoline separation, enabling lower-temperature recovery and less decomposition.

Alkoxide hydrolysis in alkane solvent speeds substituted acrylate synthesis, cuts side reactions, and avoids metal catalysts.

A Mo-Ru catalyst shifts sugar hydrogenolysis toward propylene glycol, cutting ethylene glycol by-products and separation cost.

A water-based heat pump circuit with cooling-water mixing keeps the evaporator at 80-200 °C to prevent polymerization and fouling.

Continuous flow nitration of protected alkanediols improves selectivity, limits explosive byproducts, and supports industrial-scale yields.

Benzoic acid derivatives enable selective cis-salt crystallization with better stability, easy filtration, and acid recycling for pesticide intermediates.

A four-step base-catalyzed route replaces harsher reagents to make dimethoxypropane with lower by-product formation, high purity, and lower cost.

A single distillation sequence separates solvents and impurity fractions to purify mixed 1,3- and 1,4-butanediol with less complexity and downtime.

NIR-guided closed-loop control keeps alcohol and acid feeds near equimolar, improving continuous (meth)acrylate yield and purity without manual sampling.

Cross metathesis replaces bromine and costly Wittig routes to make a perfuming intermediate with high Z-selectivity and simpler synthesis.

A three-stage methanol loop uses one recycle stream and staged cooling to cut power demand, control exotherm, and protect catalyst life.

Nucleophile-driven depolymerization lowers polyester molecular weight at elevated temperature, enabling recyclable material reuse without changing composition.

Biodegradable tail-chain ionizable lipids speed liver metabolism while preserving nucleic acid delivery efficiency and lowering toxicity.

Low-cost halo-diene coupling replaces expensive protected alkynes and hazardous solvents to enable scalable synthesis of a pheromone intermediate.