2,3di(3',4'methylenedioxybenzyl)2buten4olide

2,3-Di(3',4'-methylenedioxybenzyl)-2-buten-4-olide is a natural product (catalog number TN2692, CAS number 137809-97-3) used in life sciences research.

2',3'-cGAMP sodium (2'-3'-cyclic GMP-AMP sodium) is a second messenger in cellular innate immunity, catalyzed by cGAMP synthase (cGAS) under DNA binding conditions. It binds to STING to form a dimer, inducing the production and expression of interferon-β and other cytokines.

2-Hydroxy-1-methoxyanthraquinone (Alizarin 1-methyl ether) is a natural product isolated from Morinda lucida Benth. (Rubiaceae) with antibacterial activity.

2-methoxycinnamaldehyde is a natural compound of Cinnamomum cassia,has been widely studied with regard to its antitumor activity.

4-Ethoxycoumarin has antimicrobial activity.

2-Amino-4'-fluorobenzophenone is a derivative of benzophenone. It is used in the synthesis of p-fluorobenzoyl chloride and has also been used as a fluorescent probe for biochemical studies such as DNA and RNA detection.

3-Bromo-4-Methoxyphenylacetonitrile (ZINC2565991) is a marine derived natural products found in Aiolochroia crassa.

2-(1H-Indol-3-yl)ethan-1-ol (3-(2-Hydroxyethyl)indole) is a metabolite formed in the liver after disulfiram treatment that induces sleep in humans. It is also a secondary product of alcoholic fermentation.

4'-Demethylepipodophyllotoxin (DMEP) is a potent inhibitor of microtubule assembly.

3-Amino-2-piperidinone is a metabolite from all living organisms and can be used as a cyclic ornithine analogue.

2-Acetylbenzoic acid is more potent than 2-propionyloxybenzoic acid in inhibiting platelet function and platelet prostaglandin (PG) synthesis although the potencies of these agents were comparable in inhibiting prostacyclin (PGI2) synthesis.

Sodium 2-hydroxybutanoate (alpha-hydroxybutyrate) is formed as a by-product of the formation of alpha-ketobutyrate via a reaction catalyzed by lactate dehydrogenase (LDH) or alpha-hydroxybutyrate dehydrogenase (alphaHBDH).

4,4'-Disulfanediylbis(2-aminobutanoic acid) (DL-Homocystine) is the double-bonded form of homocysteine that occurs transiently before being converted to harmless cystathionine via a vitamin B6-dependent enzyme. Homocystine and homocysteine-cysteine mixed disulfide account for over 98% of total homocysteine in plasma from healthy individuals.

4-Hydroxyacetophenone (4-Acetylphenol) is a potent xanthine oxidase inhibitor.

4-hydroxyphenylacetic acid (parahydroxy phenylacetate) is a major microbiota-derived metabolite of polyphenols. 4-hydroxyphenylacetic acid(p-Hydroxyphenylacetic acid) is involved in the antioxidative action. 4-hydroxyphenylacetic acid(p-Hydroxyphenylacetic acid) induces expression of Nrf2.

2-Deoxy-D-glucose (2-DG) is an analog of glucose, an inhibitor of glycolysis. 2-Deoxy-D-glucose has antiviral activity, as well as inhibitory cell proliferation and apoptosis-inducing activity.

Methyl 2-furoate (Methyl furan-2-carboxylate) is a natural compound present in cocoa and cocoa products.

2-Methylcyclohexanone is a human endogenous metabolite.

2',4'-Dihydroxyacetophenone (Resacetophenone) is an alkyl-phenylketone.

4-Methoxycoumarine has antitumour effects.

4-Hydroxycoumarin is a coumarin derivative and one of the versatile heterocyclic scaffolds with electrophilic and nucleophilic properties.

4-Hydroxychalcone (P-Cinnamoylphenol) attenuates hyperaldosteronism, inflammation, and renal injury in cryptochrome-null mice.

2-Amino-5-ureidopentanoic acid (Citrulline) exists in the liver, is not a protein component, is an important intermediate in the human urea cycle, can be combined with ornithine, arginine to treat hyperammonemia.

3-Methyl-2-oxobutanoic acid (2-Oxoisovaleric acid) is an abnormal metabolite that arises from the incomplete breakdown of branched-chain amino acids. 3-Methyl-2-oxobutanoic acid is a neurotoxin, an acidogen, and a metabotoxin. A neurotoxin causes damage to nerve cells and nerve tissues. 3-Methyl-2-oxobutanoic acid is a keto-acid, which is a subclass of organic acids. Abnormally high levels of organic acids in the blood (organic acidemia), urine (organic aciduria), the brain, and other tissues lead to general metabolic acidosis.

Trans-2-Hexenal (trans-2-Hexenal) is an α,β-unsaturated carbonyl compound protecting plants against harmful substances.

(S)-2-Hydroxy-3-phenylpropanoic acid (L-(−)-3-Phenyllactic acid) is a chiral aromatic compound involved in phenylalanine metabolism. It is likely produced from phenylpyruvate via lactate dehydrogenase. The D-form is derived from bacterial sources, while the L-form is endogenous. Phenyllactate levels are normally very low in blood or urine, but high levels indicate phenylketonuria (PKU) and hyperphenylalaninemia (HPA). PKU is due to a deficiency of phenylalanine hydroxylase (PAH), causing phenylalanine to convert to phenylpyruvic acid rather than tyrosine.

2-tert-Butyl-1,4-benzoquinone (TBQ), an electrophilic metabolite of butylated hydroxyanisole (BHA), activates Nrf2 and S-arylates its negative regulator Keap1 in RAW264.7 cells.

5-Amino-3H-imidazole-4-Carboxamide (AICA) is an imidazole derivative and a metabolite of the antineoplastic agents BIC and DIC. It serves as a condensation agent in the preparation of nucleosides and nucleotides, and when compounded with orotic acid, it is used to treat liver diseases.

3-Methylbut-2-enoic acid (Senecioic acid) appears in the urine of patients with 3-Methylcrotonic aciduria, which is a disorder characterized by urine that contains increased amounts of 3-methylcrotonic acid.

4-Methylherniarin (7-Methoxy-4-methylcoumarin) is a coumarin derivative and fluorescent label that exhibits significant activity against B. subtilis.

2-Acetonaphthone (beta-Naphthyl methyl ketone) is a fragrance, anticonvulsant, and antimicrobial agent. It has an onion type flavor and a sulfurous type odor.

2-Ethylbutyric acid is an internal standard that can be used in calibration methods for VFA analytical standards for feces.

2-Methylpentanedioic acid (alpha-Methylglutarate) is an organic acid normally found in human urine, in healthy adults and children. 2-Methylpentanedioic acid (alpha-Methylglutarate) is a metabolite of succinic acid, a citric acid cycle intermediate.

Trans-2-butene-1,4-dicarboxylic acid (3-Hexenedioic Acid) is a normal human unsaturated dicarboxylic acid metabolite with increased excretion in patients with Dicarboxylic aciduria caused by fatty acid metabolism disorders The urinary excretion of Trans-2-butene-1,4-dicarboxylic acid is increased in conditions of augmented mobilization of fatty acids or inhibited fatty acid oxidation.

Methyl (E)-4-hydroxycinnamatee is found in several plants such as onion or Morinda citrifolia. It induces apoptosis in combination with Carnosic Acid and kills acute myeloid leukemia cells. It has antioxidant and antibacterial activity.

2-Allylphenol (NSC-1538) exhibits antifungal activity.

2-Isopropoxy-2-Phenylacetophenone is a natural compound, a derivative of benzoin. Benzoin is a naturally occurring benzaldehyde found in many plants.

2-Amino-3-hydroxypyridine as a chromogenic reagent for the spectrophotometric determination of osmium.

2-Methylheptanoic Acid is a flavouring ingredient.

2,3-Dihydroxy-4-methoxyacetophenone (2',3'-Dihydroxy-4'-methoxyacetophenone) is a natural product,it improves cognitive function and may be helpful for the treatment of Alzheimer's disease.

2-Aminoethanethiol (Cysteamine) is a Cystine Depleting Agent. The mechanism of action of cysteamine is as a Cystine Disulfide Reduction.

Menaquinone-4 (Vitamin K2) is a vitamin K compound used as a hemostatic agent, and also as adjunctive therapy for the pain of osteoporosis.

2-Hydroxy-4-methoxybenzaldehyde (4-Methoxysalicylaldehyde) is a chemical compound and an isomer of Vanillin. 2-Hydroxy-4-methoxybenzaldehyde(4-Methoxysalicylaldehyde) could be used to synthesis Urolithin M7. 2-hydroxy-4-methoxybenzaldehyde is a potent tyrosinase inhibitor from three East African medicinal plants, Mondia whitei, Rhus vulgaris Meikle, and Sclerocarya caffra Sond.

(R)-pyrrolidine-2-carboxylic acid (D-Proline) is an isomer of the naturally occurring amino acid L-Proline. D-amino acids, including D-Proline, are found in relatively high abundance in human plasma and saliva, potentially originating from bacterial sources or endogenous production via amino acid racemase activity.

(Z)-4-Amino-4-oxobut-2-enoic acid (Maleamic acid) is a valuable compound for research applications.

(3S,4R,5S)-1,3,4,5,6-Pentahydroxyhexan-2-one (L(-)-Sorbopyranose) is a ketose monosaccharide.

4-Methyl-2-oxopentanoic acid is an abnormal metabolite, a neurotoxin and a metabolic toxin.

2'-Hydroxy-5'-methoxyacetophenone (5-Methoxy-2-hydroxyacetophenone) is an active biochemical.

4-Methoxybenzaldehyde (p-Anisaldehyde) is a naturally occurring fragrant phenolic compound , it has significant antifungal activity against Candida, including azole-resistant strains.

(E)-3-(4-Methoxyphenyl)acrylic acid is a small molecule compound isolated from the rhizome of Etlingera pavieana (Pierre ex Gagnep.) R. M. Sm. It is a novel α-glucosidase inhibitor with hepatoprotective, antiamnesic, and cognitive enhancement activities, and it can be used to lower blood pressure sugar.