Doxorubicinol hydrochloride (13-Dihydroadriamycin hydrochloride) is a secondary alcohol metabolite of Doxorubicin.

DP-1, a degradation product of SDC-TRAP-0063, is a fragment of Ganetespib. Ganetespib is a heat shock protein 90 (HSP90) inhibitor with anti-tumor activity.

cPrPMEDAP is an intermediate metabolite of GS-9219. cpr-PMEDAP functions as a prodrug of the guanine nucleotide analog PMEG and has antiproliferative activity. cPrPMEDAP is negatively charged at physiologic pH and has poor permeability into the skin.

SIN-1 (chloride) is the active metabolite of molsidomine. SIN-1 (chloride) exhibits potent vasorelaxant effect and inhibition of platelet aggregation. SIN-1 (chloride) decreases myocardial necrosis and reperfusion-induced endothelial dysfunction in models of myocardial ischemia-reperfusion.

MTIC is the active metabolite of Temozolomide (TMZ). MITC has lower bioavailability in the brain compared with TMZ, because the drug’s permeability through biological barriers and tumor cell membranes affects bioavailability. MITC exhibits low affinity to biological membrane.

Resveratrol-3-O-sulfate (sodium) is the metabolite of Resveratrol.

2-Hydroxyemodin is an active metabolite of emodin in the hepatic microsomes. Emodin is an anthraquinone present in fungal metabolites and constituent of rhubarb. 2-Hydroxyemodin proves to be mutagenic to Salmonella typhimurium TA1537 in the absence of activation system.

5-(3-hydroxyphenyl)-5-phenylhydantoin, is a metabolite of anti-seizure agent Phenytoin.

Nordoxepin hydrochloride is the major metabolite of Doxepin. Doxepin is a tricyclic antidepressant that is widely prescribed for the treatment of mild depression.

N-Desalkyludenafil is a metabolite of Udenafil. Udenafil is a PDE5 inhibitor used for the research of the erectile dysfunction.

Isokotanin B is a metabolite of bicoumarin isolated from the sclerotia of Aspergillus alliaceus. Isokotanin B shows activity against the corn earworm Helicoverpa zea and the dried fruit bettle Carpophilus hemipterus.

Hydroxy ritonavir is a metabolite of Ritonavir. Ritonavir is an inhibitor of HIV protease used to treat HIV infection and AIDS.

3-Amino-2-oxazolidinone-d4 is a deuterium labeled 3-Amino-2-oxazolidinone. 3-Amino-2-oxazolidinone (AOZ) is the metabolite of Furazolidone. 3-Amino-2-oxazolidinone is always be detected as an indicator of furazolidone residues.

Curcumin monoglucuronide is known as a glucuronic acid conjugate, which is one of the in vivo metabolites of curcumin. Curcumin monoglucuronide is used for research on the metabolism of curcumin and examination of its development as a pharmaceutical. Curcumin monoglucuronide has the potential for the research of cancer disease (extracted from patent WO2022004873A1).

14(S)-HDHA (14(S)-HDoHE) is an oxygenation product of Docosahexaenoic acid (DHA). 14(S)-HDHA is a marker reflecting activation of a Docosahexaenoic acid carbon 14-lipoxygenation pathway.

Imipramine N-oxide is the metabolite of Imipramine. Imipramine is a tertiary amine tricyclic antidepressant.

Sonidegib metabolite M48 is the main circulating metabolite of Sonidegib. Sonidegib is a hedgehog pathway inhibitor. M48 showed a much longer Tmax (60 h) than Sonidegib.

PHA-782584 is a metabolite of sunitinib. Sunitinib is an oral multitargeted tyrosine kinase inhibitor with antitumor activities.

Ribavirin carboxylic acid (TR-COOH) is a metabolite of ribavirin, ribavirin has strong antiviral activity.

Desmethylazelastine is a main active metabolite of Azelastine that is oxidatively metabolized by the cytochrome P450 enzyme system with a protein binding rate of 97% and an elimination half-life of 54 hours. Azelastine is an orally active, selective and high-affinity histamine H1-receptor antagonist. Azelastine can be used in studies of allergic rhinitis, asthma, diabetic hyperlipidemic and SARS-CoV-2.

Levofloxacin N-oxide is a minor metabolite of Levofloxacin. Levofloxacin N-oxide does not exhibit significantly genotoxic risks. Levofloxacin is an orally active antibiotic and is active against both Gram-positive and Gram-negative bacteria.

Trimipramine N-oxide is an active metabolite of the tricyclic antidepressant trimipramine. Trimipramine N-oxide inhibits the human monoamine transporters for noradrenaline (hNAT), serotonin (hSERT), dopamine (hDAT) and the human organic cation transporters (hOCT1 and hOCT2) with IC50s of 11.7, 3.59, 9.4, 9.35 and 27.4 nM, respectively. Trimipramine N-oxide can be used for the research of depression and anxiety.