Edgepedia

Triethanolamine

Triethanolamine, also called trolamine, is a viscous tertiary amino alcohol with the formula C6H15NO3, used as an emulsifier, buffer, and corrosion inhibitor in industry and cosmetics.

Triethoxysilane

Triethoxysilane, often abbreviated TES, is a colorless organosilicon liquid that serves as a hydrosilylation reagent and carbonyl reducing agent, produced by reacting silicon with ethanol.

Triethyl citrate

Triethyl citrate (TEC) is the triethyl ester of citric acid, a colorless, odorless oily liquid used as a food additive (E1505), plasticizer, solvent, and fragrance fixative, and recognized as safe.

Triethyl orthoformate

Triethyl orthoformate, also known as triethoxymethane, is the triethyl ester of orthoformic acid, a colorless volatile liquid used in organic synthesis as a formylating reagent and C₁ building block.

Triethyl phosphate (TEP) is a colorless organophosphate liquid used industrially as a catalyst, flame retardant, plasticizer, and ethylating agent, and studied as a non-flammable battery electrolyte solvent.

Triethylaluminium

Triethylaluminium (TEA) is a colorless pyrophoric organoaluminium compound, C₆H₁₅Al, discovered in Karl Ziegler's laboratory in 1953 and used industrially as the cocatalyst in Ziegler–Natta olefin polymerization, which earned Ziegler the 1963 Nobel Prize.

Triethylamine

Triethylamine (N,N-diethylethanamine) is a clear, colorless tertiary amine, (C2H5)3N, with a fishy odor, used in industry and the laboratory as a base, acid scavenger, and catalyst.

Triethylborane

Triethylborane, also called triethylboron, is a pyrophoric organoborane liquid that ignites in air, used as a radical initiator and to ignite rocket engines like the Saturn V F-1.

Triethylene glycol

Triethylene glycol, also known as triglycol, is a colorless viscous liquid diol of formula C6H14O4, the third member of the ethylene glycol series, used chiefly as the desiccant that dries natural gas.

Triethylene glycol dimethacrylate

Triethylene glycol dimethacrylate (TEGDMA) is a low-viscosity dimethacrylate monomer with two methacrylate end groups, used chiefly as a reactive diluent in dental resin composites and adhesives.

Triethylenetetramine

Triethylenetetramine, also known as trientine, is an oily liquid polyamine first prepared in 1890, used to cure epoxy resins and, FDA-approved since 1985, to treat Wilson's disease.

Triethylphosphine

Triethylphosphine (PEt₃) is a tertiary phosphine with the formula C₆H₁₅P, a volatile pyrophoric liquid used as a strongly basic ligand in coordination chemistry and homogeneous catalysis.

Triethylsilane

Triethylsilane is an organosilicon compound with the formula (C2H5)3SiH, a colorless liquid used chiefly as a hydride-donating reducing agent in organic synthesis, typically with Brønsted or Lewis acids.

Triethylsilyl protecting group

The triethylsilyl (TES) group is a silyl protecting group for alcohols, installed with TES chloride and imidazole and removed under milder conditions than TBS, enabling selective deprotection.

Sep 24, 2026

Trieu Viet Vuong

Trieu Viet Vuong, personal name Triệu Quang Phục, ruled the Viet state of Van Xuan from 548 to 571, waging guerrilla war against the Chinese Liang dynasty.

Trifarotene

Trifarotene (Aklief) is a fourth-generation topical retinoid, a selective RAR-γ agonist approved by the FDA in October 2019 as a 0.005% once-daily cream for facial and truncal acne vulgaris in patients 9 years and older.

Trifenmorph

Trifenmorph (4-tritylmorpholine, CAS 1420-06-0), obsolete Shell molluscicide used against schistosomiasis snail vectors; selective snail neurotoxin raising intracellular chloride; not EU-approved, no longer made in the USA.

Triflate

Triflate, or trifluoromethanesulfonate, is the CF₃SO₃⁻ anion, conjugate base of triflic acid, whose esters serve as outstanding leaving groups and whose aryl and vinyl forms are standard partners in cross-coupling reactions.

Trifle

Trifle, or Punschtorte, is a British dessert of sponge cake and fruit. Its earliest known recipe appeared in 1596, and it is traditionally served in a glass bowl.

Trifloxystrobin

Trifloxystrobin (Flint) is a strobilurin (QoI, FRAC 11) agricultural fungicide discovered by Novartis, announced 1998, sold to Bayer in 2000; it blocks mitochondrial complex III respiration and is EU-approved since 2003.

Oct 20, 2026

Trifloxysulfuron

Trifloxysulfuron (CGA 362622, CGA 292230) is a Syngenta sulfonylurea, ALS-inhibiting post-emergence herbicide used as the sodium salt in cotton, sugarcane, citrus, and turf at gram-per-hectare rates; not EU-approved, with documented Poa annua resistance.

Triflumezopyrim

Triflumezopyrim (DPX-RAB55) is the first mesoionic insecticide, IRAC Group 4E, developed by DuPont and registered in 2016. It inhibits the orthosteric site of insect nicotinic acetylcholine receptors, controlling neonicotinoid-resistant rice planthoppers with low resistance risk and safety to natural enemies.

Triflumizole

Triflumizole is an imidazole fungicide, sold as Procure and Terraguard, that controls powdery mildew and scab on fruit, vegetable, and ornamental crops by blocking ergosterol biosynthesis.

Oct 20, 2026

Triflumuron

Triflumuron (SIR 8514, Alsystin, Zapp) is a Bayer-discovered benzoylurea insecticide, IRAC group 15 chitin synthesis inhibitor acting on CHS1, used on crops and sheep lice; EU-banned since 2023.

Trifluoperazine

Trifluoperazine is a typical antipsychotic of the piperazine phenothiazine class, first launched as Stelazine by Smith Kline & French in 1958, used mainly for schizophrenia and psychoses and at low doses for anxiety and nausea.

Trifluoroacetamide

Trifluoroacetamide (2,2,2-trifluoroacetamide, CF₃CONH₂) is the amide of trifluoroacetic acid, a white crystalline solid used as a pharmaceutical intermediate, a protecting-group precursor, and a perovskite solar cell additive.

Trifluoroacetate

Trifluoroacetate is the conjugate base of trifluoroacetic acid, an extremely persistent PFAS with no known degradation pathway, formed largely from HCFC, HFC, and HFO refrigerant breakdown.

Trifluoroacetic acid

Trifluoroacetic acid (TFA, CF3COOH) is a strongly acidic fluorinated carboxylic acid used as a reagent in organic synthesis and peptide manufacture, increasingly scrutinized as a persistent, rising environmental contaminant.

Trifluoroacetic anhydride

Trifluoroacetic anhydride (TFAA) is the acid anhydride of trifluoroacetic acid, with the formula (CF₃CO)₂O, a colorless, strongly fuming liquid used as a trifluoroacetylating and dehydrating agent and as a derivatization reagent for gas chromatography.