5′-Cytidylic acid (Cytidine monophosphate, Cytidine 5′-phosphate) is a nucleotide that is used as a monomer in RNA.

5′-Fluoroindirubinoxime (5’-FIO, compound 13), an indirubin derivative, is a potent FLT3 inhibitor, with an IC50 of 15 nM.

5′-N-Ethylcarboxamidoadenosine (NECA, 5′-(N-Ethylcarboxamido)adenosine, Adenosine-5’N-ethylcarboxamide, 5′-Ethylcarboxamidoadenosine) is a stable, nonselective adenosine receptor agonist. 5′-N-Ethylcarboxamidoadenosine acts via multiple mechanisms including: reducing diabetes-induced oxidative stress, inhibiting gene expression of IL-18, TNF-α and ICAM-1 (intercellular adhesion molecule 1 (CD54)), and blocking activation of the JNK-MAPK pathway.

5a-Pregnane-3,20-dione (5alphaP, 5-a-dihydroprogesterone, 3,20-allopregnanedione, 5-Alpha-Dihydro Progesterone) is the endogenous progesterone metabolite. 5a-Pregnane-3,20-dione depolymerizes actin and decreases expression of actin and vinculin. 5a-Pregnane-3,20-dione is involved in promoting breast neoplasia and metastasis by affecting adhesion and cytoskeletal molecules.

5alpha-Cholestan-3-one (Coprostanone) is a substrate of cholestenone 5alpha-reductase.

6-Dimethylaminopurine (N,N-Dimethyladenine) is a serine threonine protein kinase inhibitor. It inhibits the germinal vesicle breakdown and the meiotic maturation of oocytes.

6-Acetamidohexanoic acid (6-Acetamidocaproic acid) is a pharmaceutical intermediate.

6-Acetamidohexanoic acid (6-Acetamidocaproic acid) is a pharmaceutical intermediate.

6-Aminopenicillanic acid (6-APA) is the central component of penicillin β-lactam antibiotics which are generated by Penicillium. It is used as precursor for antibiotic compounds ampicillin and amoxicillin.

6-Benzylaminopurine is a first-generation synthetic cytokinin which could regulate the activities of the antioxidant defense system of plants.Its treatment elicits plant growth and development.

6-Benzylaminopurine is a first-generation synthetic cytokinin which could regulate the activities of the antioxidant defense system of plants.Its treatment elicits plant growth and development.

6-Biopterin ( L-Biopterin, L-Erythro-Biopterin) is a natural product that has been considered as a growth factor for some insects.

6-Biopterin ( L-Biopterin, L-Erythro-Biopterin) is a natural product that has been considered as a growth factor for some insects.

6-Bromo-2-hydroxy-3-methoxybenzaldehyde is a bromobenzaldehyde derivative that participates in the synthesis of (±)-norannuradhapurine. 6-Bromo-2-hydroxy-3-methoxybenzaldehyde is an IRE-1α inhibitor with an IC50 of 0.08 μM.

6-Chloro-7-hydroxy-4-methylcoumarin is a pharmaceutical intermediate.

6-Chloropurine is used in the preparation of 9-alkylpurines through alkylation with various substituted alkyl halides in dimethyl sulfoxide.

6-Diazo-5-oxo-L-norleucine (Diazooxonorleucine, L-6-Diazo-5-oxonorleucine, DON), an antibiotic isolated from Streptomyces, is a glutaminase antagonist with IC50 of ~1  mM for cKGA (kidney-type glutaminase). 6-Diazo-5-oxo-L-norleucine exhibits analgesic, antibacterial, antiviral and anticancer properties.

6-Diazo-5-oxo-L-norleucine (Diazooxonorleucine, L-6-Diazo-5-oxonorleucine, DON), an antibiotic isolated from Streptomyces, is a glutaminase antagonist with IC50 of ~1  mM for cKGA (kidney-type glutaminase). 6-Diazo-5-oxo-L-norleucine exhibits analgesic, antibacterial, antiviral and anticancer properties.

6-Diazo-5-oxo-L-norleucine (Diazooxonorleucine, L-6-Diazo-5-oxonorleucine, DON), an antibiotic isolated from Streptomyces, is a glutaminase antagonist with IC50 of ~1  mM for cKGA (kidney-type glutaminase). 6-Diazo-5-oxo-L-norleucine exhibits analgesic, antibacterial, antiviral and anticancer properties.

6-Diazo-5-oxo-L-norleucine (Diazooxonorleucine, L-6-Diazo-5-oxonorleucine, DON), an antibiotic isolated from Streptomyces, is a glutaminase antagonist with IC50 of ~1  mM for cKGA (kidney-type glutaminase). 6-Diazo-5-oxo-L-norleucine exhibits analgesic, antibacterial, antiviral and anticancer properties.

6-Gingerol is the active constituent of fresh ginger known to exhibit a variety of biological activities including anticancer, anti-inflammation, and anti-oxidation.

6-Gingerol is the active constituent of fresh ginger known to exhibit a variety of biological activities including anticancer, anti-inflammation, and anti-oxidation.

6-Hydroxy-4-methylcoumarin is a chemical.

6-Hydroxycoumarin demonstrates cytotoxic effect against the cancer cell lines.

6-Hydroxyflavone, a naturally occurring flavonoid, binds to GABAA receptors with moderate affinity and acts as a partial agonist of GABAA receptors.

6-Hydroxyindole (1H-indol-6-ol) is an endogenous potent and long-lasting OATP1B1 inhibitor with IC50 of ~10 μM.

6-Hydroxynicotinic acid is widely used in the manufacture of industrial products.

6-Iodopravadoline (AM630) is a selective cannabinoid CB2 receptor antagonist with Ki of 31.2 nM.

6-Mercaptopurine (6-MP) Monohydrate is a widely used antileukemic agent and immunosuppressive drug that inhibits de novo purine synthesis through incorporation of thiopurine methyltransferase metabolites into DNA and RNA.

6-Mercaptopurine (6-MP) Monohydrate is a widely used antileukemic agent and immunosuppressive drug that inhibits de novo purine synthesis through incorporation of thiopurine methyltransferase metabolites into DNA and RNA.

6-Methoxy-2-naphthoic acid (6-Methoxy-2-naphthalenecarboxylic acid) is an modulator of NMDAR.

6-Methoxydihydrosanguinarine is an lkaloid isolated from the fruits of M.cordata. 6-Methoxydihydrosanguinarine shows strong cytotoxicity against MCF-7 and SF-268 cell lines with IC50 values of 0.61 μM and 0.54 μM, respectively.

6-Methylcoumarin (Toncarine), a synthetic fragrance widely used in cosmetics, belongs to the class of organic compounds known as coumarins and derivatives.

6-OAU (GTPL5846, 6-n-octylaminouracil) is a surrogate agonist of G protein-coupled receptor 84 (GPR84) that activates human GPR84 in the presence of Gqi5 chimera in HEK293 cells with EC50 of 105 nM in the PI assay. 6-OAU (GTPL5846, 6-n-octylaminouracil) increases [35S]GTPγS incorporated in Sf9 cell membranes expressing human GPR84-Gαi fusion protein with EC50 of 512 nM.

6-OHDA (Oxidopamine hydrobromide) is a neurotoxic synthetic organic compound that acts as an antagonist of the neurotransmitter dopamine with potential antineoplastic activity. Solutions are unstable and should be fresh-prepared.

6-OHDA (Oxidopamine hydrobromide) is a neurotoxic synthetic organic compound that acts as an antagonist of the neurotransmitter dopamine with potential antineoplastic activity. Solutions are unstable and should be fresh-prepared.

6-Paradol is a minor constituent of ginger, mainly formed from 6-gingerol via 6-shogaol, and exhibits a variety of biological activities including anti-cancer, anti-inflammatory, and anti-oxidative activities. Paradol is an inhibitor of cyclooxygenase (COX)-2.

6-Paradol is a minor constituent of ginger, mainly formed from 6-gingerol via 6-shogaol, and exhibits a variety of biological activities including anti-cancer, anti-inflammatory, and anti-oxidative activities. Paradol is an inhibitor of cyclooxygenase (COX)-2.

6-Shogaol, a naturally occuring product found in ginger, has anti-inflammatory and anticancer properties.,

6-Shogaol, a naturally occuring product found in ginger, has anti-inflammatory and anticancer properties.,

6-thio-dG (β-TGdR) is a nucleoside analog and telomerase substrate.