Organic Chemistry TRIZ Cases

Tailored CYP11B2 inhibitors address MR-antagonist off-target effects by blocking aldosterone synthesis without suppressing cortisol production.

Difficult-to-purge dimethylamine and pyrrolidine are addressed with alternative protecting and leaving groups that ease intermediate purification.

A specific amine compound in the hole transport region improves charge mobility, luminous efficiency, and light emitting element service life.

Controlled hydroxymethylation and phenol condensation improve structure control and yield while preserving rigidity, toughness, and low resin viscosity.

Bioderived fermentation and multi-step purification remove offensive flavors from 1,3-butylene glycol for neutral-taste food and beverage use.

High reactivity makes rhodamine dyes costly to synthesize; sulfonate groups and defined substituents support simpler production.

A fluorine-containing ether lubricant balances polar adhesion with perfluoropolyether chemical resistance to suppress spin-off from magnetic media.

A one-step aromatic amine–coumarin reaction produces markers for selective lipid-droplet and mitochondria imaging with low cytotoxicity.

Treatment resistance is addressed by recruiting androgen receptor to cereblon E3 ligase, enabling ubiquitination and proteasomal degradation to reduce AR levels.

Naphthobisbenzofuran compounds with dibenzofuranyl, dibenzothiophenyl, or carbazolyl groups target blue chromaticity and emission efficiency.

Selective TLR7, TLR8, and TLR9 antagonism targets autoimmune inflammation in SLE while addressing toxicity from nonspecific immunosuppression.

Broad immunosuppressive drugs can cause significant toxicity; oral compounds selectively antagonize TLR7, TLR8, and TLR9 for SLE treatment.

Peroxide-based cleaning formulations use two synergistic stabilizers to maintain active-ingredient stability, color, fragrance, and shelf life.

A high-HOMO compound and emitting auxiliary layer balance charges, block exciton transfer, and extend organic device lifetime.

Bicyclic compounds inhibit WRN helicase, disrupting DNA repair to trigger cell-cycle arrest and apoptosis in MSI-H cancer models.

By binding the EED subunit instead of EZH2’s SET domain, these compounds inhibit PRC2 despite activating EZH2 mutations.

Conventional pyrrole synthesis uses hazardous acids and solvents; apple juice catalysis enables high-yield reactions under mild aqueous conditions.

Specific heterocyclic compounds tune charge transport in OLED layers to raise efficiency, lower driving voltage, and extend device lifetime.

Blue-to-green OLEDs need emitters that balance efficiency and stability; these TADF organic molecules target 420–520 nm emission and photoluminescence quantum yields of 20% or more.

Dithio-, thio-, and mercapto-containing additives intercept reactive oxygen species to preserve implanted analyte indicator signal integrity.

A carbapenem-linker-fluorophore probe releases fluorescence after enzyme hydrolysis, enabling sensitive detection across carbapenem-resistant bacteria.

Novel fused bicyclic heterocycles target NAMPT with sub-μM IC50 activity while addressing pharmaceutical-property limits in cancer therapy.

Meniscus coating can trigger acceptor aggregation and crystal growth; a ternary layer preserves morphology and efficiency across larger organic solar cells.

Deuterium-substituted host and dopant molecules limit wavelength shift and crystallization while lowering voltage and extending OLED life.

Controlled ratios of two polythiol compounds balance reaction rate and glass transition temperature, suppressing stria and white turbidity in optical lenses.

Orally available PCSK9 compounds target the tradeoff between LDLR enhancement, injection complexity, and the cost of cholesterol therapy.

DHODH inhibition by a Formula 1 pyrazine derivative blocks pyrimidine synthesis and supports anti-tumor activity against resistant cancers.

Selective blockade of TLR7, TLR8, and TLR9 reduces autoimmune inflammation while addressing toxicity from broad immunosuppression.

Dual MEK/RAF and MEK/KSR activity addresses weak efficacy from single-agent inhibitors while CNS penetration supports treatment of CNS cancers.

Binding UV absorbers to pentaerythritol and trimethylolpropane backbones improves organic-solvent solubility and long-term coating protection.

Polymorph, hydrate, solvate, and co-crystal selection addresses the tradeoff between HIV inhibitor stability, storage, and bioavailability.

These compounds inhibit SCD1, disrupt fatty acid synthesis, and induce ER stress and UPR to reduce cancer cell growth.

Substituted coumarin derivatives support 450–460 nm excitation, improving spectral separation and fluorescence stability for multiplex nucleic acid sequencing.

Thiazole bridges connect donor and acceptor chromophores to support blue-green OLED emission while improving electrochemical stability.

High-energy exposure activates hypervalent iodine in the resist, improving contrast and resolution while reducing LWR in EUV and EB micropatterning.

Limited receptor knowledge and few animal orthologs complicate development; selective MRGPRX2 modulators target mast-cell activation and histamine release.

Modified anhydride chemistry forms polyimide films with lower dielectric constant and loss for 5G boards.

Specific SHC/HAC substitutions improve conversion rates and selectivity when making (−)-Ambrox from homofarnesol for fragrances.

A Formula (1) compound in the photoelectric conversion film targets insufficient 460 nm blue-light response and raises quantum efficiency.

Fused imidazopyridine compounds target BTK to modulate B-cell signaling and reduce autoantibody-driven inflammation.

Exciton diffusion into the electron transport layer is reduced with a Formula 1 compound that supports mobility, low voltage, and longer OLED life.

Rapid tagging with activated procaine supports mild pH 7–9 labeling of N-glycans, helping prevent degradation while enabling fluorescence and mass spectrometry.

Chronic inflammatory skin diseases lack topical AhR therapies; isoquinoline compounds activate AhR to reduce IL-17A and strengthen the skin barrier.

UV-sensitive photovoltaic films can decay and yellow; naphthotriazole converts UV to visible light while improving stability.

CTPS1-selective aminopyrimidine and pyrazine derivatives address weak isozyme selectivity and cellular permeability while reducing T- and B-cell proliferation.

Compound A synthesis uses controlled reductive amination, acid treatment, and coupling steps to limit impurities and deliver purity above 95%.

Flavor-modifying compounds pair with sucrose or sucralose to reduce bitter and metallic aftertaste while shaping sugar-like sweetness onset and linger.

Rigid heterocyclic materials for OLED organic layers target high driving voltage, limited service life, and poor thermal stability.

Novel spirobifluorene compounds provide thermally stable OLED materials that sublime without decomposition while supporting longer device lifetime.

Isoform-targeted CDK2, CDK4, and CDK6 compounds address limited inhibitor efficacy and specificity while supporting anti-proliferation activity across cancers.

Alkoxylate surfactant composition reduces critical micelle concentration while maintaining ready biodegradability through parameter changes.

A condensed ring host compound enhances thermal resistance in organic light-emitting devices.

Selective mGlu2/3 antagonists reduce fatigue without hyperactivity, addressing limitations of existing antidepressants.

Conjugating fentanyl analogues to immunopotent carrier proteins induces antibody production that blocks brain penetration and reduces overdose risk.

Modified non-phenolic compounds resist hydrolytic decomposition and plasticizer exposure, ensuring image stability under extreme storage conditions.

A two-liquid phase epoxidation process with controlled hydrodynamic conditions maintains catalyst activity and selectivity.

An epoxidation process correlates moderator concentration with temperature using an exponential formula to maintain catalyst efficiency.

Direct conversion of alkaloid intermediates eliminates isolation bottlenecks, boosting yield and efficiency.

Tricyclic heterocycle compounds inhibit HIV integrase, addressing insufficient therapeutic efficacy of existing antiviral treatments.

Selective solvent extraction isolates non-polar cannabinoids from plant tissue, avoiding toxic residues and high-pressure equipment costs.

A 2-arylsulfonamido-N-arylacetamide compound inhibits activated Stat3 by joining three sub-pockets on the dimer interface.

Quinoline compounds modulate SERCA activity to restore cellular homeostasis.

Preferential crystallization isolates optical enantiomers from racemic dihydro-1,3,5-triazine derivatives without chiral resolving agents.

Converts amorphous calcium carbonate to calcite in overbased calcium salicylate grease.

Replacing sodium hydride with calcium oxide eliminates safety hazards while maintaining reaction effectiveness for Zopiclone synthesis.

A benzene diamine derivative promotes hair growth by enhancing SOX-9 and COL17A1 expression levels.

Optimized crystallization and particle size balance solubility with liquid lifespan, enabling mass production of photochromic spectacle lenses.

Formula I compounds disrupt Myc-DNA interactions to down-regulate oncogenic expression and induce apoptosis in proliferative diseases.

Incorporating a benzimidazole naphthalenetetracarboxylic acid diimide compound suppresses image memory and stabilizes potential during repeated use.

Formula (1) compounds balance surfactant performance with biodegradability by segmenting molecular regions into hydrophobic chains and hydrophilic head groups.

Segmenting synthesis into distinct steps enables large-scale manufacture of alpha-carboxamide pyrrolidine derivatives with high yield and selectivity.

Grignard reagents react with halogenated thiocarbonyl compounds to synthesize arylthionocarboxylic acid esters under mild conditions.

A bicyclic compound of formula I inhibits RORγ receptor activity through specific structural modifications.

Stable 1,3-diaza-4-oxo-heterocyclic derivatives decompose to release active aldehydes or ketones.

A photosensitizer-based method selectively removes undifferentiated stem cells from culture media using targeted light irradiation.

Triphenylene derivatives serve as matrix materials in organic electroluminescent devices to enhance power efficiency and electron injection.

Moving oxidation and rearrangement steps earlier in the MK2 inhibitor pathway reduces linear sequence length and boosts yield.

Nitrogen cation groups transform azole dyes into water-soluble compounds for efficient biomolecule labeling.

Selective mPGES-1 inhibition reduces pain and inflammation while avoiding gastrointestinal side effects of COX inhibitors.

A novel salt acid generator improves resist composition line edge roughness in semiconductor manufacturing.

Formula I compound inhibits mutant isocitrate dehydrogenase enzyme activity, reducing 2-hydroxyglutarate production in glioblastoma and leukemia.

Segmented geranylgeranylacetone analogs induce HSP70 expression to provide cytoprotection while maintaining economic synthesizability.

Chloride sources modify organic dehydration catalysts to suppress humin formation and boost 5-HMF yield during sugar conversion.

Novel benzofuropyrimidine derivatives serve as host materials to enhance phosphorescent light emission efficiency.

Replacing toxic alkyl halides with dimethyl sulfate in a biphasic system achieves regioselective N-alkylation of pyrazoles while eliminating hazardous waste.

Replacing expensive palladium with copper catalysts lowers production costs while maintaining reaction efficiency for vortioxetine.

Formula I compounds inhibit PARP enzymes to kill cancer cells while sparing normal tissues with intact DNA repair mechanisms.

Substituted N-phenyl indenocarbazole compounds lower operating voltage and extend device lifetime by optimizing charge transport energy levels.

Metal complexes replace lead in primary explosives to eliminate environmental pollution and health risks while maintaining thermal stability.

A biodegradable plasticizer uses amide and ester bonds to enhance flexibility and heat resistance in polylactic acid matrices.

A novel organic compound enhances electron transport in light-emitting devices.

Replacing polyphosphoric acid with Eaton's reagent eliminates toxic effluent and enables commercially viable Ivacaftor production.

Segmented synthesis pathways for Salinosporamide A manage development complexity while producing effective chemotherapeutic agents.