Organic Compound Preparation TRIZ Cases

Novel HBV capsid-targeting compounds disrupt viral replication and address cccDNA persistence to improve cure potential in chronic infection.

Ruthenium oxide enables one-pot mesotrione synthesis that cuts intermediate isolation, solvent use, and production time for scale-up.

A radical sulfonation route uses SO2, O2, and H2O2 to convert methane to methanesulfonic acid selectively under mild conditions.

A modular chiral ligand balances easy synthesis with broad substrate scope, delivering stable asymmetric hydrogenation with high turnover and ee.

Aqueous lysine reacts with metal salts and is then dried to produce high-purity monolysinate while avoiding chloride contamination, corrosion, and lysine damage.

Supercritical catalyst-free substitution converts polycarboxylic compounds to high-purity aliphatic nitriles without washing, cutting impurities and cost.

Acid contaminants in crude monoethylene glycol are converted into separable esters, cutting distillation burden and product loss.

Benzotriazole, hydrazine, or sodium borohydride remove pink impurities during hydrolysis to yield highly pure, colorless Salcaprozic acid.

Biochar-supported Cu and ZnO nanoparticles improve CO2 hydrogenation methanol yield, selectivity, and catalyst stability under milder conditions.

Water injected below the feed tray absorbs aldehydes and aldols, enabling drier low-aldehyde acetone without column expansion.

Using organic sulfonic acids, this case separates isomeric salts by solubility differences to produce high-purity 4-amino-2-halobenzonitrile salts.

An algal dopamine-triglyceride inhibitor forms an adsorbed protective layer on metal to curb acid and sour petroleum corrosion.

Pd and hydrogen-driven intracyclic double bond isomerization shifts conjugated bonds to the desired acyl regioisomer with minimal by-products.

Continuous alkanolamine addition during azeotropic distillation restores recycled catalyst activity, improving amino alkyl (meth)acrylate yield and purity.

A tuned carboxyalkylation ratio produces ether carboxylic acids with better hard-water stability and lubricity for oils and metalworking fluids.

Vaporizing alkyl-bridged diaromatic feedstocks before oxidation cuts catalyst waste, lowers raw material use, and yields purer oxidized products.

Optimized absorption and distillation purge nitrile byproducts from hydrogen cyanide isolation to limit polymer deposits and improve process stability.

Lithium halide and alkali metal alkoxide enable a milder Wittig route to conjugated organohalogen, acetate, and alcohol compounds with good yield.

Counterflow gas exchange through a baffle pre-cools and pre-heats reacted gas while dew-point condensation improves reactor thermal efficiency.

A telescoped one-pot route to vilanterol trifenatate cuts intermediate isolation, waste, and process time while maintaining high purity.

A one-pot formic acid and catalyst process converts technical lignin waste into high-purity levulinic acid with solvent recycling and low biochar.

Controlling the Zn/Cu ratio and trace alkali content helps methanol catalysts maintain activity and stable production over time.

Triphenylamine-pyridine triazole ligands coordinate with metal ions to boost optical contrast, switching speed, and redox stability in electrochromic films.

Selected iridium catalysts enable mild oxime hydrogenation to hydroxylamines with high selectivity, less waste, and broader substrate scope.

Crystalline intermediates and segmented synthesis improve KRAS G12C inhibitor manufacturing efficiency while supporting scalable cancer drug production.

Adding compound D to enzymatic reductive amination improves amino acid reaction efficiency and supports higher, more consistent yields.

Co-crystal intermediates and controlled crystallization improve the efficiency and scalability of KRAS G12C inhibitor synthesis.

Evapo-condensation, anion exchange resin, and distillation remove salts and inorganics from depolymerized PET streams to recover repolymerization-grade MEG.

Palladium-phosphine carboxycarbonylation forms organic anhydrides from alkenes under mild conditions with less waste and isomer control.

Cyclohomogeranate esters enable woody, fruity, floral, and herbal scent blending while remaining manufacturable and compatible with other aroma chemicals.

Optimized heat-removal pipes and cyclone internals break bubbles early in acrylonitrile reactors, improving heat and mass transfer.

Isotopic substitution and 8,9-dihydrocannabinoid synthesis improve cannabinoid purity, bioavailability, and metabolic stability.

A two-step methanol-ethanol and syngas route boosts isobutanol selectivity by using propanol as an intermediate and recycling key reactants.

O-alkylated hindered antioxidants improve lubricant oxidation resistance under high heat and iron-catalyzed conditions, preserving tribological properties.

A heterocyclic base and acid enable lower-temperature thiomethylphenol synthesis, reducing discoloration and purification burden.

Rigid spiro OLED compounds with flexible substituents improve lifetime and efficiency, lower operating voltage, and still sublime cleanly.

Directed-evolution oxynitrilase improves Henry reaction speed, substrate scope, and stereoselectivity for chiral β-nitro alcohol synthesis.

Continuous heat-exchanger activation of amide organogelator paste cuts batch cycle time and improves reproducible rheology at industrial scale.

Defined methanesulfonate crystal forms improve solubility, stability, and oral bioavailability of a selective VEGFR inhibitor.

A mixed air-nitrogen firing step replaces two-stage catalyst calcination, cutting process time, equipment size, and risk.

A Pd-Mo intermetallic lattice enables low-temperature CO2 hydrogenation to methanol while improving catalytic activity, stability, and reuse.

Using an acidic intermediate and phase separation, this process cuts NaCl impurities below 1% while preserving N-acyl amino acid stability.

A heat-treated molded catalyst improves strength and recovery, cutting by-products and supporting longer continuous cyclic ketone production.

A sidestream vapor take-off condenses unsaturated carboxylic anhydride in a cooled circulating liquid to avoid repurification and polymerization.

A staged base-aluminum-acid precipitation route enables easy washing out of sodium chloride and sulfate for pharmacopeia-compliant aluminum salts.

A calcium catalyst with defined acid ratios cuts decomposition and reaction time in ethoxylated glycerol ester production, improving homogeneity.

Tuned porous resin or carbon media with dual macropore distributions and anionic polysaccharides improve cannabinoid selectivity and purity.

Using a dialkoxy undecenylphosphonium intermediate, this route makes pheromone aldehydes in fewer steps with higher yield and safer reagents.

Cerium-promoted skeletal catalysts and alkali activation suppress n-butanol byproducts in 1,4-butynediol hydrogenation to 1,4-butanediol.

Integrated heat exchangers recover heat from hot streams and incinerated methane to cut energy use while handling corrosive alkanesulfonic acid media.