2-amino-5-ureidopentanoic acid

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-Hydroxycinnamic acid is a natural product isolated from Angraecum fragrans, has photooxidant activity.

3-Amino-4-hydroxybenzoic acid (3-amino-4-hydroxybenzenecarboxylic acid) is a useful research chemical.

2-Hydroxy-6-methoxybenzoic acid (6-Methoxysalicylic acid) may be employed as internal standard for the determination of acetylsalicylic acid (aspirin, ASA) and its major metabolite, salicylic acid (SA),and exhibits significant analgesic effects

(E)-Oct-2-enoic acid (2-Octenoate) is an organic acid produced by hepatic microsomal oxidation of aliphatic aldehydes and is a metabolite naturally present in urine and plasma.

1. 2-Methoxycinnamic acid (o-Methoxycinnamic acid) can enhance inhibition of tyrosinase activity.

2-METHYLVALERIC ACID is a natural product.

2-Hydroxyoctanoic acid is a medium-chain acyl-coenzyme A synthetase inhibitor (Ki:500 μM). 3-Hydroxymandelic acid is a protein hydrolysis product of larger proteins.

1-Hydroxy-2-naphthoic acid (ALPHA-HYDROXYNAPHTHOIC ACID) is a Metabolite from phenanthrene degradation.

Anthraquinone-2-carboxylic acid acts as a potent anti-inflammatory and antinociceptive component in vivo, thus contributing to the immune regulatory role of fruits and herbs.

2-(4-Methoxyphenyl)acetic acid, a plasma metabolite, is highly sensitive and specific and can be used as a bioindicator to differentiate non-small cell carcinoma patients from healthy controls.

2-Amino-2-dichlorobenzophenone is an aromatic natural compound that has been used to study the effects of various compounds on cell metabolism, protein synthesis and enzyme activity. It has also been used in the synthesis of drugs, such as antitumor drugs and anti-inflammatory agents.

2-Hydroxyisobutyric acid (α-Hydroxyisobutyric acid) is a metabolite of methyl tert-butyl ether (MTBE). MTBE may be obtained through environmental exposure. MTBE is rapidly eliminated from the body, mainly through expired air as the unchanged compound. MTBE is to some extent metabolised to t-butyl alcohol (TBA) and formaldehyde and oxidised to 2-methyl-1,2-propanediol and a-hydroxy isobuturic acid. 2-Hydroxyisobutyric acid has been used as an arial bactericide.

2-Furoic acid (Furan-2-carboxylic acid) reduces serum cholesterol and triglyceride levels and exhibits anti-lipidemic effects.

Mono-Methyl glutarate is an endogenous metabolite i with anti-inflammatory and antioxidant activity.

Pyrrole-2-carboxylic acid (Minaline) was first identified as a degradation product of sialic acids, then as a derivative of the oxidation of the D-hydroxyproline isomers by mammalian D-amino acid oxidase. The latter relationship results from the lability of the direct oxidation product, A'-pyrroline-4-hydroxy-2-carboxylic acid, which loses water spontaneously to form the pyrrole. A similar reaction is catalyzed by the more specific allohydroxy-D-proline oxidase of Pseudomonas. In whole animal observations, pyrrole-2-carboxylate (PCA) ' was identified in rat or human urine after administration of the D-isomers of hydroxyproline, a finding ascribable to the action of D-amino acid oxidase. Urinary excretion of N-(pyrrole-2-carboxyl) glycine has been reported in a 5-year-old affected with type II hyperprolinemia; The child has mild developmental delay, recurrent seizures of the grand mal type and EEG alterations.

5-Aminolevulinic acid hydrochloride (5-ALA) is an intermediate in heme biosynthesis and a universal precursor of tetrapyrroles.

5-Aminosalicylic Acid (5-ASA) is an anti-inflammatory agent, structurally related to the SALICYLATES, which is active in INFLAMMATORY BOWEL DISEASE. It is considered to be the active moiety of SULPHASALAZINE.

2-Hydroxystearic acid is a hydroxy fatty acid found in humans and U. armoricana. It reduces the growth of Ehrlich ascites tumor (EAT) cells in vitro when used at a concentration of 100 μM.

2-Hydroxy-4-methoxybenzoic acid (2-Hydroxy-p-anisic Acid) is a predicted metabolite generated by BioTransformer1 that is produced by the metabolism of 3-(2-hydroxy-4-methoxyphenyl)propanoic acid. It is generated by unspecified-gutmicro enzyme via a beta-oxidation-of-carbxoylic-acid reaction. This beta-oxidation-of-carbxoylic-acid occurs in human gut microbiota.

2-Phenylbutanoic acid (2-Phenylbutyric acid) is used as an industrial intermediate.

5-Methyl-2'-deoxycytidine (5MedCyd) is a pyrimidine nucleoside that when incorporated into single-stranded DNA can act in cis to signal de novo.

L-Azetidine-2-carboxylic acid ((2S)-azetidine-2-carboxylic acid) is a toxic proline analogue produced by members of the Liliaceae and Agavaciae families.

2′-Deoxyadenosine 5′-monophosphate disodium (a nucleic acid AMP derivative) is a deoxyribonucleotide in DNA, used for studying adenosine-based interactions in DNA synthesis and damage analysis.

2-Hydroxy-2-methylbutyric acid is an unusual metabolite found in the urine of patients with 2-hydroxyglutaric aciduria and maple syrup urine disease.

2-Hydroxyhexanoic acid (2-Hydroxycaproic acid) is a branched-chain alpha-keto acid that has been reported in normal human blood and in normal amniotic fluid. It has been found that 2-Hydroxyhexanoic acid is the most significant metabolite found in the CSF of patients infected with Nocardia.

2-Methylhexanoic acid is a flavouring ingredient.

8-Amino-1-Naphthalenesulfonic Acid is a naphthalene derivative used as a fluorescent dye and as a reagent in organic synthesis. It is a highly fluorescent compound with a high Stokes shift, making it an ideal fluorescent marker for a wide range of biological systems.

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

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

2-Hydroxyphenylacetic acid (Ortho-Hydroxyphenylacetic acid) can be found in a number of food items such as natal plum, lemon verbena, half-highbush blueberry, and parsley, which makes 2-Hydroxyphenylacetic acid a potential biomarker for the consumption of these food products. 2-Hydroxyphenylacetic acid (Ortho-Hydroxyphenylacetic acid) can be found primarily in blood, feces, and urine.

(R)-5-Oxopyrrolidine-2-carboxylic acid (D-Pyroglutamic acid) is a cyclic derivative of glutamic acid, physiologically present in mammalian tissues. It releases GABA from the cerebral cortex and exhibits anti-anxiety effects in a simple approach-avoidance conflict situation in rats. In clinical pharmacology experiments, it significantly shortens the plasma half-life of ethanol during acute intoxication.

2-Methyl-4-pentenoic Acid (2-Methylpent-4-enoic acid) is a branched-chain fatty acid.

(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.).

(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.

5'-Guanylic acid disodium salt (GMP-5) is a purine ribonucleoside monophosphate. L-Glutamic acid and guanosine monophosphate are biosynthesized from xanthylic acid and L-glutamine via GMP synthase [glutamine-hydrolyzing]. Guanosine triphosphate and guanosine monophosphate are biosynthesized from diguanosine tetraphosphate via bis(5'-nucleosyl)-tetraphosphatase [asymmetrical]. In humans, guanosine monophosphate is involved in the kanamycin, telithromycin, tobramycin, and erythromycin action pathways, and several metabolic disorders including AICA-ribosiduria, adenosine deaminase deficiency, adenine phosphoribosyltransferase deficiency (aprt), and 2-hydroxyglutric aciduria (D and L form) pathways. Guanosine monophosphate is also found in foods like onion-family vegetables, millet, Chinese water chestnut, and red rice, serving as a potential biomarker for the consumption of these foods.

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

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

5-Methoxysalicylic acid (5-MeOSA), a natural product, serves as an effective matrix for oligonucleotide analysis in MALDI MS when used alongside spermine.

2-Methylheptanoic Acid is a flavouring ingredient.

5-Methoxyindole-3-acetic acid (5-Methoxyindoleacetic acid) is a metabolite of Melatonin and is isolated from pineal tissue.

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

L-Ascorbic acid 2-phosphate trisodium (Sodium ascorbyl phosphate) is utilized in biocatalytic dephosphorylation for electric power generation and electrochemical detection assays.

5-Acetylsalicylic acid (5-acetyl-2-hydroxybenzoic acid) has anti-inflammatory effects and can be used to treat inflammatory bowel disease, including ulcerative colitis, inflamed anus or rectum, and to maintain remission in Crohn's disease.

D(-)-2-Aminobutyric acid is a substrate of D-amino acid oxidase.

2-Hydroxyphenethylamine has been found in human testicle tissue, and has also been primarily detected in blood. 2-Hydroxyphenethylamine can be converted into 2-(hydroxymethyl)-4-(1-hydroxy-2-{[6-(4-phenylbutoxy)hexyl]amino}ethyl)phenol.

Phthalic acid mono-2-ethylhexyl ester (Phthalic Acid Monooctyl Ester) is a major bioactive metabolite of diethylhexyl phthalate (DEHP), which inhibits the 17,20 lyase activity of CYP17. The Cyp17a1 gene is specifically targeted by MEHP, explaining the MEHP-induced suppression of steroidogenesis observed.

2-Aminobenzenesulfonic acid (2-Sulfoaniline) is a useful research chemical.

2-Ketoglutaric acid Sodium (AKG) is a key molecule in the TCA cycle. It can be produced from glutamate by oxidative deamination via glutamate dehydrogenase and as a product of pyridoxal phosphate-dependent transamination reactions (mediated by branched-chain amino acid transaminases) in which glutamate is a common amino donor.