3α,7α-Dihydroxycoprostanic acid is an endogenous metabolite. 3α,7α-Dihydroxycoprostanic acid, a bile acid, is the precursor to chenodeoxycholic acid.

L-Sepiapterin (Sepiapterin) is a precursor of the endothelial nitric oxide synthase (eNOS) cofactor tetrahydrobiopterin (BH4). L-Sepiapterin improves endothelial dysfunction in small mesenteric arteries from db/db mice, and induces angiogenesis. L-Sepiapterin inhibits cell proliferation and migration of ovarian cancer cells via down-regulation of p70S6K-dependent VEGFR-2 expression.

Lumisterol 3 (>90%) (9β,10α-Cholesta-5,7-dien-3β-ol) is a normal human secosterooid metabolite from the class of vitamin D3 photoisomer derivatives. Lumisterol 3 (>90%) is used in the preparation of vitamin D.

C16-PAF (PAF (C16)), a phospholipid mediator, is a platelet-activating factor and ligand for PAF G-protein-coupled receptor (PAFR). C16-PAF exhibits anti-apoptotic effect and inhibits caspase-dependent death by activating the PAFR. C16-PAF induces increased vascular permeability.

SY-640 is an Acetamide derivative and has potent hepatoprotective effect. SY-640 reduces Propionibacterium acnes and Lipopolysaccharide-induced liver injury in mice.

9-cis-Vitamin A palmitate (9-cis-Retinyl palmitate) is a 9-cis isomer formed by vitamin A palmitate in corn flakes. 9-cis-Vitamin A palmitate has a biological activity of 26% of all-trans-vitamin A palmitate, the most biologically ac-tive form of vitamin A.

13-cis-Vitamin A palmitate (13-cis-Retinyl palmitate) is a 13-cis isomer formed by vitamin A palmitate in corn flakes. 13-cis-Vitamin A palmitate has a biological activity of 75% of all-trans-vitamin A palmitate, the most biologically ac-tive form of vitamin A.

ATP disodium trihydrate (Adenosine 5'-triphosphate disodium trihydrate) is a central component of energy storage and metabolism in vivo, provides the metabolic energy to drive metabolic pumps and serves as a coenzyme in cells. ATP disodium trihydrate is an important endogenous signaling molecule in immunity and inflammation.

Dihydroxyacetone phosphate hemimagnesium hydrate is an important intermediate in lipid biosynthesis and in glycolysis. It is a biochemical compound involved in many metabolic pathways, including the Calvin cycle in plants and glycolysis. Dihydroxyacetone phosphate hemimagnesium hydrate is found to be associated with transaldolase deficiency, which is an inborn error of metabolism.

sn-Glycerol 3-phosphate lithium is produced by cytosolic glycerol 3-phosphate dehydrogenase pathway through the reduction of dihydroxyacetone phosphate using NADH formed during glycolysis.

trans-Cinnamaldehyde can be used to prepare highly polyfunctionalized furan ring by reaction of alkyl isocyanides with dialkyl acetylenedicarboxylate. trans-Cinnamaldehyde can be used to synthesize trans-cinnamaldehyde -β-cyclodextrin complex, an antimicrobial edible coating that increases the shelf life of fresh-cut fruits.

L-Dihydroorotic acid can reversibly hydrolyze to yield the acyclic L-ureidosuccinic acid by dihydrowhey enzyme.

Tetradecanedioic acid is an endogenous metabolite and belongs to the class of organic compounds known as long-chain fatty acids. Tetradecanedioic acid can act as a candidate biomarker for organic anion-transporting polypeptide mediated drug-drug interactions .

9-cis-Retinal is a natural retinoid. Dietary 9-cis-β-carotene generates 9-cis-retinoids via cleavage into 9-cis-retinal. 9-cis Retinal binds to cellular retinol-binding protein-I (CRBP-I) and CRBP-II with Kds of 8 nM and 5 nM, respectively. 9-cis-Retinal expedites differentiation and maturation of rod photoreceptors in retinal organoids.

Ubiquinol (Ubiquinol-10) is a reduced form of coenzyme Q10 (CoQ10). Ubiquinol is a potent antioxidant that has the capacity to protect Vitamin E, and also helps to regenerate depleted vitamin E and Vitamin C. Ubiquinol is both lipophilic and hydrophilic and acts as transmembrane factor preventing lipid peroxidation and propagation by transferring electrons to ROS.

L-Epinephrine hydrochloride ((-)-Epinephrine hydrochloride; L-Adrenaline hydrochloride; (-)-Adrenalin hydrochloride), an endogenous neurotransmitter hormone, is used for the treatment of allergic and respiratory disorders.

Iretol (2,4,6-trihydroxyanisole) is a a degradation product of a glucoside obtained from Iris Jorentina. Iretol is an intermediate in the synthesis of natural isoflavones, such as Tectorigenin, Irigenin and Caviunin.

5-ALA benzyl ester hydrochloride (Benzyl-ALA hydrochloride) is a protoporphyrin precursor used as a photodetection agent. 5-ALA benzyl ester hydrochloride induces protoporphyrin IX (PPIX) accumulation in colon carcinoma cell lines.

5-Hydroxy-2'-deoxyuridine (5-OHdU) is a major stable oxidation product of 2'-Deoxycytidine. 5-Hydroxy-2'-deoxyuridine can be incorporated into DNA in vitro by DNA polymerase.

N1,N8-Diacetylspermidine hydrochloride is a polyamines in the human urine. N1,N8-Diacetylspermidine hydrochloride is useful as prognostic indicators after treatment and during follow-up examination of cancer patients.

N1,N8-Diacetylspermidine is a polyamines in the human urine. N1,N8-Diacetylspermidine is useful as prognostic indicators after treatment and during follow-up examination of cancer patients.

D-methionine sulfoxide is the D-isomer of Methionine sulfoxide. Methionine sulfoxide is an oxidation product of methionine. Methionine is the limiting amino acid in milk or leguminous proteins , which is easily oxidized during the course of storage or processing.

cis-9,10-Epoxystearic acid (cis-9,10-Epoxyoctadecanoic acid) is an endogenous constituent in human blood and urine. cis-9,10-Epoxystearic acid (cis-9,10-Epoxyoctadecanoic acid) can be produced from oleic acid by enzymic and non-enzymic epoxidation.

Lobeline sulfate (α-Lobeline sulfate; L-Lobeline sulfate) is a nonstimulant medication that can alter dopamine uptake in brain. Lobeline sulfate (α-Lobeline sulfate; L-Lobeline sulfate) inhibits nicotine-induced hyperactivity and is effective in smoking cessation.

SAICAR is an intermediate of de novo purine nucleotide biosynthesis, activates pyruvate kinase isoform M2 (PKM2) in an isozyme-selective manner, with an EC50 of 0.3 mM. SAICAR stimulates PKM2 and promotes cancer cell survival in glucose-limited conditions.

Resolvin D1 (RvD1), an endogenous pro-resolving mediator of inflammation, is derived from omega-3 docosahexaenoic acid during the resolution phase of acute inflammation. Resolvin D1 blocks proinflammatory neutrophil migration by regulating actin polymerization, reduces TNF-α–mediated inflammation in macrophages, and enhances phagocytosis of apoptotic cells by macrophages.

Pentacosanoic acid is a 25-carbon long-chain saturated fatty acid. Pentacosanoic is a conjugate acid of a pentacosanoate.

Hydroxy bosentan (Ro 48-5033) is a primary metabolite of Bosentan (BOS) metabolized by the cytochrome P450 system in the liver. Ro 48-5033 assists BOS pharmacologically, retaining 10%-20% activities.

Simvastatin ammonium is an active metabolite of simvastatin lactone mediated by CYP3A4/5 in the intestinal wall and liver (pKa=5.5). Simvastatin ammonium reduces indoxyl sulfate-mediated reactive oxygen species and modulates OATP3A1 expression in cardiomyocytes and HEK293 cells transfected with the OATP3A1 gene.

(±)20-HDHA ((±)20-HDoHE) is a racemic mixture and is an autoxidation product of Docosahexaenoic acid (DHA). (±)20-HDHA is also formed by peroxidation process in human platelets and rat brain homogenate.