2 (4 hydroxyphenyl) 6 methyl 2,3 dihydro 4h pyran 4 one

2-(4-Hydroxyphenyl)-6-methyl-2,3-dihydro-4H-pyran-4-one is a natural product of Scutellaria, Lamiaceae. The catalog number is TN2722 and the CAS number is 1167483-18-2. 2-(4-Hydroxyphenyl)-6-methyl-2,3-dihydro-4H-pyran-4-one can be used as a reference standard.

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.

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.

(-)-Epigallocatechin-3-(3''-O-methyl) gallate ((-)-EGCG-3''-O-ME) is a natural product isolated from tea leaves with potent antioxidant, cytotoxic, and antibacterial properties, and it improves the adhesive stability of etching rinsing adhesives to dentin.

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.

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.

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-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.

H-Tyr(3-I)-OH (3-Iodo-L-tyrosine) is an inhibitor of tyrosine hydroxylase (Ki = 0.39 M) and an intermediate in the synthesis of thyroid hormones

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

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

Methyl indole-3-carboxylate (Methyl 3-indolecarboxylate) is a natural product isolated from Heracleum candicans.

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

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-Hydroxyanthraquinone is an anthraquinone that has been found inSpermacoce latifoliaand has antibacterial and estrogenic activities.1,2It is active againstB. subtilisandB. cereus(MICs = 1.9 and 62.5 μg ml, respectively).12-Hydroxyanthraquinone (19 μM) induces estrogen receptor α (ERα) activation in a yeast two-hybrid assay.2 1.Luo, Y., Shen, H.-Y., Shen, Q.-X., et al.A new anthraquinone and a new naphthoquinone from the whole plant of Spermacoce latifoliJ. Asian Nat. Prod. Res.19(9)869-876(2017) 2.Kurihara, R., Shiraishi, F., Tanaka, N., et al.Presence and estrogenicity of anthracene derivatives in coastal Japanese watersEnviron. Toxicol. Chem.24(8)1984-1993(2005)

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.

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

2-Methylcyclohexanone is a human endogenous metabolite.

4-Methoxycoumarine has antitumour effects.

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.

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.

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.

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-(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.

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

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

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).

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

Tetrahydrothiophen-3-one can be used as food spices.

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.

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

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

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

2'-Deoxyadenosine (NSC-141848) is the DNA nucleoside A. It pairs with deoxythymidine (T) in double-stranded DNA.

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

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

2-Acetyl-3-ethylpyrazine has antitumor activity.

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

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.

Methyl 4-bromopyrrole-2-carboxylate (4-Bromo-2-(methoxycarbonyl)-1H-pyrrole) is a marine derived natural products found in Lissodendoryx sp.

2-Phenylglycine (DL-α-Phenylglycine) is a metabolite present in breast milk during lactation.

trans-2-Undecenoic acid ((E)-Undec-2-enoic acid) ((E)-2-Undecenoic acid) is an α,β-unsaturated carboxylic acid characterized by acid dimers.

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

(E)-2-Methyl-2-pentenoic acid, characterized by its sweet berry-like aroma and flavor, is widely utilized in food flavoring.

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

(E)-2-Butenoic acid (Crotonic acid) is fatty acid formed by the action of fatty acid synthases from acetyl-CoA and malonyl-CoA precursors. Crotonic acid is involved in the fatty acid biosynthesis. Crotonic acid is also found in water extracts from carrot seeds (Daucus carota L.).