Organic Chemistry TRIZ Cases

Specific solvents and acids convert tafamidis meglumine into stable crystalline Form 4 with at least 99.0% purity.

Near-infrared detection below silicon’s bandgap is addressed with an electron-accepting compound that improves detectivity and quantum efficiency.

A composite paint thinner uses a solvency promoter and balanced solvents to improve adhesion, drying time, gloss, and abrasion resistance.

Microchannel flow mixing controls exothermic chlorination of pyridine oxide solutions, reducing refrigerant use while improving yield and capacity.

Sequential Grignard, amine, iodine, and benzylation steps avoid protecting groups and chromatography for scalable pyridine production.

Spirocyclic cereblon binders support ubiquitination and target-protein degradation for abnormal cellular proliferation treatment.

Step-wise escalation of N-phenylsulfonyl benzamide Bcl-2 inhibitors targets blood cancers while reducing toxicity and tumor lysis syndrome risk.

UV-activated crosslinking attaches targeting molecules to cell-surface amino groups for rapid, nonviral cancer-cell therapy.

Polar groups improve protective-layer adhesion and chemical resistance in a 0.5–2.0 nm lubricant, helping suppress magnetic-head pickup.

Lipidic alkynylcarbinols target mycobacteria, including resistant strains, while reducing cytotoxicity toward mammalian cells.

Replacing hazardous halogenated solvents with non-halogenated media supports repeatable, scalable buprenorphine production.

Systematic substituent and linkage changes improve OLED efficiency, lower driving voltage, and extend service life.

An aromatic-amine-free initiator approach targets oxygen inhibition and incomplete curing while supporting rapid polymerization in dental restorations.

Deuterium-substituted host compounds combine complementary materials to lower driving voltage, increase luminous efficiency, and extend device lifetime.

Polyvalent ammonium salts catalyze thermosetting in silicon-containing underlayers to improve LWR and CDU while limiting residue defects.

High-nicotine oils are difficult to handle and incorporate; crystalline nicotine salts and co-crystals provide a manageable solid form.

An enantioselective ring opening of meso carbic anhydride builds a fused bicyclic ligand for inhibitors targeting drug-resistant HIV-1.

A direct MCPD-to-BCE reaction with metal alkoxides avoids prolonged multi-step processing and limits byproducts for commercial-scale production.

Tailored compounds improve hole and electron transport in OLED layers, addressing the efficiency and lifespan limits of conventional organic materials.

Specific carboxylic acid compounds increase correctly folded Z A1AT and secretion while sparing wild-type and Siiyama A1AT.

Small silicon pixels can lose sensitivity; a carbazole-based organic buffer helps extract charge and suppress dark current.

Organic amine crystallization and acid treatment turn Ti-MWW powder into a stronger catalyst for olefin epoxidation.

Liquid benzoxazine curatives address the high viscosity and slow gel times of solid resins while forming strongly cross-linked thermosets.

Dialkylaminoacrylate ester reacts with alkylhydrazine in direct cyclization, simplifying high-purity production and lowering raw-material costs.

5-aryl and heteroaryl-thiazole compounds inhibit PI4-kinase across pathogens and cancer cells, addressing inadequate broad-spectrum therapies.

High driving voltage in organic light-emitting devices is addressed with transport materials having GSP_slope ≥20 mV/nm.

Gold catalysis produces thieno[3,2-b]pyridine-5(4H)-one fluorophores with broad emission and improved resistance to blinking and photobleaching.

Limited STING therapies lack selective pathway control; benzimidazole dimers tune activation or inhibition of type I interferon.

Combining first and second host materials helps control energy barriers, balance charge, and extend phosphorescent element lifespan.

Specific heteroaryl groups tune energy levels and T1 values to lower driving voltage, improve luminous efficiency, and limit heat-driven crystallization.

Uncontrolled foam disrupts bioethanol processing; (poly)glycerol ether prevents new foam and rapidly collapses existing foam.

Mixed-stream recycle links ethane ODH and EO epoxidation while avoiding costly ethylene-ethane separation.

Chemical structure optimization targets selective POLQ inhibition while improving bioavailability and dosing suitability for HRD tumors.

Using a base and excess alkylating reagent, the process selectively substitutes four NH sites while avoiding phenol alkylation.

Controlled fraction removal produces a high-purity epoxy compound with low viscosity, reduced curing shrinkage, heat resistance, and transparency.

A p-type charge-generation layer combines formula (I) compounds with a covalent matrix to stabilize OLED operating voltage over device lifetime.

A full-hydrocarbon benzocyclobutene resin targets PCB dielectric loss while retaining heat resistance, moisture resistance, and mechanical strength.

Specific 6–28-carbon hydrocarbon groups help the compound resist thermal degradation and evaporation while preserving low-temperature fluidity.

13-cis retinamides degrade Mnk1/2, block eIF4E phosphorylation, and suppress breast and prostate cancer growth with minimal toxicity.

Multiple synthesis steps are replaced by halogenation and reduction in one vessel to produce haloether and vinyl ether more simply.

A three-step route uses sodium periodate, hydroxylamine hydrochloride, and formic acid to simplify roxadustat production at moderate temperatures.

Polyheterocyclic compounds bind mutant calreticulin’s N-glycan domain to disrupt MPL signaling and inhibit CALR-mutant cell growth.

A defined fluorene core used in injection, transport, and emitting layers helps raise OLED efficiency while extending device lifetime.

Optimized condensed cyclic compounds improve charge transport and recombination, helping OLEDs increase brightness and response speed.

Aconitic anhydride chloride directly modifies docetaxel without coupling reagents, reducing purification complexity while improving conjugate solubility.

Poorly soluble acid anhydride intermediates can limit yield and purity; direct amine condensation provides a cyclic imide route.

Fluorine compounds enable single-step fluorolactone production, reducing by-products and simplifying purification without hazardous materials.

ATP-pocket mutations and KRAS signaling limit EGFR inhibitors; these substituted compounds add aurora kinase A/B inhibition to address resistance.

A lower-mobility first layer limits lateral current loss, while a higher-mobility second layer maintains charge transport.

Specific deuterium-containing emitting-layer compounds help extend OLED lifetime while preserving the organic electroluminescence function.

Composite amine absorbent with acid component shifts protonation equilibria to maintain hydrogen sulfide selectivity while lowering regeneration energy.

Formula I pyrazole compounds inhibit arginine methyltransferase activity to treat proliferative and neurological disorders.

Activated carbon adsorption removes a,p-PPPBP impurities from phenolphthalein derivatives, preventing yellowness index degradation in polycarbonate production.

Optimizing water levels in the reactor liquid phase maintains continuous operation and reduces purification loads for efficient THF synthesis.

A 9,10-dihydro-acridine derivative serves as a hole transport material in organic light-emitting devices.

A radiation-sensitive resin composition uses multiple acid-dissociable groups to modulate solubility and basicity during post-exposure bake.

Heteropolyacid mediates polymer stability against phosphoric acid precipitation while maintaining viscosity.

Novel small molecules mimic protein activity to cross the blood-brain barrier, resolving poor pharmacokinetics of existing neurotrophic factors.

A novel methoxyphenol compound inhibits NF-kB and STAT3 activities through targeted chemical interaction.

A single-vessel process synthesizes nitazoxanide intermediates using precipitation instead of column chromatography.

Condensation polymerization of 2,2'-bisimidazole monomers expands derivative versatility while reducing manufacturing complexity.

Ethyldiamine compounds inhibit orexin receptor activity, addressing the lack of effective antagonists for treating neurological and psychiatric disorders.

Supersaturated isopropyl alcohol solution yields 99.5% pure crystal form I, resolving low purity and impurity issues in synthesis.

N-functionalized alkoxy pyrazole compounds inhibit ammonia monooxygenase to reduce nitrification, minimizing nitrogen leakage and environmental pollution.

Novel terphenylene-connected dibenzothiophene compounds function as host materials in phosphorescent organic light-emitting devices.

Polyamidoamine compounds improve throwing power to ensure uniform metal layer thickness in small-diameter PCB holes.

Chiral ionic liquid electrolytes resolve flammability risks while sustaining ion conductivity at low temperatures through asymmetric cation design.

Arylamine compound with dibenzopiperidine core suppresses crystallization to resolve carrier imbalance and extend device lifespan.

A process for preparing azoxystrobin using controlled addition of 1,4-diazabicyclo[2.2.2]octane to specific compounds.

Glycerine-based hexamine dispersions eliminate vapor release and solubility issues during rapid hydrogen sulfide removal.

Fluorinated propyne mixed gas provides wide process windows and anisotropic etching while reducing global warming potential compared to traditional PFC agents.

Novel acid dianhydride yields transparent polyimide, resolving the trade-off between mechanical strength and optical clarity.

Carbazole-based electroactive materials raise triplet energy to stop phosphorescent quenching while maintaining atmospheric stability.

Fluorescence-labeled fatty acids measure triglyceride metabolic capacity in leukocytes via in vitro mixing and intensity detection.

A dual emission layer structure shifts the recombination zone to the interface between distinct host materials.

Cryptand additives modify base catalysts to produce narrow range alcohol ethoxylates, eliminating side products from broad ethylene oxide adduct distributions.

A water-soluble unit dose article combines chemically different films to ensure complete dissolution and structural integrity.

Chromogenic substrates enable sensitive detection of nitroreductase activity in heterogeneous media without product diffusion.

Aminooxylipids enable orthogonal bioconjugation via oxime ligation, resolving cytotoxicity and low chemoselectivity in conventional post-modification methods.

Segmenting high molecular weight polymers into lower molecular weight oligomers improves dissolving in thermosetting resins while maintaining toughness.

Uses TiCl4 selective deprotection to produce high-purity macitentan intermediates without sulfamide group damage.

Single molecule Formula I inhibits multiple tyrosine kinase pathways, resolving the trade-off between therapeutic effectiveness and treatment complexity.

Dual MET and VEGF inhibition reduces bone pain and stabilizes lesions in castration-resistant prostate cancer.

Benzotriazole phenolate salts merge antioxidant protection with fluorescence, eliminating the need for separate additives in polymeric matrices.

A polycyclic compound with carbazole groups enhances hole transport in organic light emitting elements.

A resist composition uses a specific compound and resin to form patterns.

Branched alkyl ether sulfonates resolve cold water solubility contradictions in hard water environments through parameter changes.

Selective microbial beta-glucuronidase inhibitors block bacterial enzyme activity to reduce gastrointestinal distress caused by irinotecan metabolism.

A Cyclen synthesis route coupling glyoxal with triethylene tetramine followed by aluminium hydride reduction.

A caulk composition uses a pH indicator to shift color during curing.

Formula I compounds target liver tissue to treat FXR-mediated disorders while minimizing skin-related pruritus.

Genetically modified ribosomes incorporate dipeptides and peptidomimetics into proteins via 23S rRNA sequence changes.

Pyridone amide compounds target NaV1.8 channels to improve the therapeutic window and minimize adverse events.

Hydroxamic acid compounds inhibit botulinum neurotoxin light chain proteolytic activity to restore neurotransmitter secretion.

Optimized cationic lipids improve intracellular release and pharmacokinetic profiles while reducing toxicity.