Organic Chemistry TRIZ Cases

A covalent fluorescent staining compound lets extracellular vesicles be detected while preserving liquid chromatography size measurement and quantification.

A Mo3C2 MXene and carbon nitride catalyst suppresses hydrogen evolution, enabling selective furfural conversion to 2-methylfuran.

A fluorinated acid diffusion control agent confines generated acid to improve resist sensitivity, roughness, and fine pattern rectangularity.

A fluorene-based OLED compound raises glass transition temperature and triplet energy to lower driving voltage and extend device lifespan.

Selective ACMSD inhibitor compositions raise intracellular NAD+ to address neuronal, muscle, metabolic, liver, and renal disorders.

Small molecular changes can shift scent unpredictably; this case shows how norbornane derivatives map structure to desirable aroma profiles.

By degrading SARS-CoV-2 MPro through E3 ligase recruitment, these PROTAC compounds reduce viral replication and may bypass inhibitor resistance.

Specific urease inhibitor compounds suppress rapid urea hydrolysis in soil and slurry, cutting ammonia volatilization and improving fertilizer use.

AIE and polymer-based fluorescent nanoparticles boost lateral flow assay sensitivity, widen detection range, and resist quenching.

A one-pot acidic hydrogenation converts 4-hydroxy-4-methyl tetrahydropyrans to 4-methyl products with high selectivity and fewer hazardous steps.

Selective indole AHR inhibitors block pro-tumor signaling, lower IL-22, raise IL-2, and help restore anti-tumor immune activity.

A bipyridyl compound with an unsubstituted arylene linker lowers driving voltage while improving film stability, luminous efficiency, and EL lifetime.

Heteroaryl fluorene and spirobifluorene derivatives improve OLED electron transport with lower voltage, higher stability, and longer lifetime.

Extended donor-acceptor π-systems broaden 400-600 nm absorption, raising optical density, open-circuit voltage, and solar cell efficiency.

Splitting purified mother liquor into ammonia-rich and low-ammonia recycle streams cuts energy use while supporting melamine purification and vent scrubbing.

Blending alkylate gasoline with renewable naphtha and iso-paraffins cuts small-engine hydrocarbon emissions while preserving octane and storage stability.

Stable imidazopyrazine precursors are deprotected before use to deliver stronger bioluminescent signals without cold-storage limits.

Protonated triamine granules with Mn(II) oxalate improve catalyst distribution, storage stability, and low-color bleaching performance.

Semisolid amino acid nitrate and nitrite compositions improve solubility and bioabsorption while enabling faster nitric oxide release at lower doses.

An azine-linked photochromic compound speeds lens fade recovery after light exposure while preserving photochromic performance in spectacles.

Carnitine, taurine, and nitrate salt formulations improve solubility, bioabsorption, and rapid vasodilation in solid supplement compositions.

Blending naphthopyran compounds with different thermal decay rates improves heat and light stability while enabling time-dependent color changes in inks and polymers.

Basic-supported Pd catalysts enable selective imine hydrogenation at low metal loading, limiting hydrolysis and over-hydrogenation side products.

Small-molecule sulfonamide derivatives block IgE-FcεRI binding to reduce histamine release and improve targeted allergy treatment.

An isoxazole-thionation route forms stable pyroxasulfone intermediates with higher yields, less solvent waste, and lower moisture sensitivity.

A photoelectric conversion layer embedded in the display preserves biometric sensing through panel layers while avoiding separate external sensor modules.

Small-molecule indoline PD-L1 inhibitors improve tissue distribution and oral exposure while maintaining strong antitumor activity.

Copolymerizing vinyl and butenolide monomers yields a renewable binder polymer that forms tack-free coatings with good hardness and crosslinking.

A carboxylate salt and resin resist composition cuts line edge roughness and improves resist pattern precision in microfabrication.

Acid-catalyzed triazine UV absorbers from renewable precursors improve UV absorbance while reducing haziness and coloration.

A pyrroloquinoline composition boosts anticancer drug sensitivity in resistant tumors, helping cut dose-related side effects.

Hemocyte cell culture from Dactylopius coccus cuts carminic acid production to 12-14 days while lowering insect use, cost, and contamination risk.

Multiple anionic surfactants lower oil-water interfacial tension and keep low-viscosity microemulsions stable in hard brines for EOR.

Novel heteroaryl ketone derivatives target SARS-CoV-2 3CL protease to inhibit viral replication and support COVID-19 treatment.

Peripherally restricted CB1 partial agonists preserve cannabinoid therapeutic activity while reducing psychoactivity and addictive risk.

Novel pyrazolone FPR2 agonists address limited receptor-targeted therapy by reducing inflammation, enhancing healing, and stabilizing plaques.

Small molecules target the WDR5 WIN-site to disrupt MLL1 binding, block methyltransferase activity, and treat WDR5-dependent cancers.

Controlling initiator residue at 0.1-100 ppm preserves UV permeability in fluoropolymer lens materials while avoiding extra removal steps.

Limiting di(meth)acrylate content in cyclocarbonate acrylate copolymers helps paints and inks resist viscosity rise during storage.

Novel lipidoid lipid nanoparticles improve nucleic acid delivery to lung cells while reducing the acute toxicity seen with viral vectors.

A nitro sulfonium quencher limits acid diffusion in chemically amplified resist, improving EUV resolution, CDU, DOF, and collapse resistance.

A dual host material layer separates hole and electron transport, enabling lower-temperature OLED deposition with better efficiency and lifetime.

Tailored N-cap substitution improves A2B antagonist selectivity, solubility, and cell permeation for cancer and inflammatory disease therapy.

Novel cationic lipids form stable nanoparticles that protect and deliver mRNA, siRNA, and circular RNA with higher potency and versatility.

Novel Des1 and Des2 inhibitor compounds curb excess ceramide production to help treat metabolic, inflammatory, fibrotic, and cancer-related disease.

Albumin-binding PSMA chelates extend blood half-life while improving tumor uptake and limiting radiation exposure in normal tissues.

Specific heterocyclic compounds strengthen Li or Yb coordination in OLED layers, lowering driving voltage and extending device life.

Phenotypic screening and ADMET-guided quinoline piperazine derivatives help identify anti-cancer compounds with lower toxicity risk.

A deuterated host composition improves charge transport in OLEDs while preserving material stability to raise luminous efficiency and extend lifespan.

Photostable visible-light absorbers mimic macular pigment while avoiding carotenoid oxidation and isomerization in ophthalmic devices.