Stilbenes

Polydatin (Standard) is the analytical standard of Polydatin. This product is intended for research and analytical applications. Polydatin (Piceid), extracted from the roots of Reynoutria japonica, a widely used traditional Chinese remedies, possesses anti-inflammatory activity in several experimental models. Polydatin (Piceid) inhibits G6PD and induces oxidative and ER stresses.

Desoxyrhaponticin (Standard) is the analytical standard of Desoxyrhaponticin. This product is intended for research and analytical applications. Desoxyrhaponticin is a kind of oral drug that inhibits effective fatty acid synthesis (FASN), and has a fatal effect on cancer cells. Desoxyrhaponticin has the ability to inhibit glucose uptake, improve oral glucose tolerance as a diabetic agent, and possess anti-diabetic effects.

2,3,5,4'-Tetrahydroxystilbene 2-O-β-D-glucoside (Standard) is the analytical standard of 2,3,5,4'-Tetrahydroxystilbene 2-O-β-D-glucoside. This product is intended for research and analytical applications. 2,3,5,4'-Tetrahydroxystilbene 2-O-β-D-glucoside isolats from the roots of Polygonaceae species, inhibits the formation of 5-HETE, HHT and thromboxane B2. 2,3,5,4'-Tetrahydroxystilbene 2-O-β-D-glucoside has hypotensive, anti-ageing, anti-inflammatory, hypolipidemic, cardioprotective, and neuroprotective actions.

Rhapontin (Standard) is the analytical standard of Rhapontin (HY-N0671). This product is intended for research and analytical applications. Rhapontin (Rhaponiticin) is an orally aactive SIRT1 agonist and AMPK activator with anti-inflammatory and anti-fibrotic activities. Rhapontin inhibits NLRP3 inflammasome activation by activating SIRT1 and inhibits TGF-β/Smad signaling via the AMPK pathway. Rhapontin reduces intestinal and lung inflammation, inhibits fibroblast differentiation and extracellular matrix deposition, and enhances tight junction protein expression to repair epithelial barriers. Rhapontin can be used in the study of inflammatory bowel diseases (such as ulcerative colitis) and pulmonary fibrosis.

Pterostilbene (Standard) is the analytical standard of Pterostilbene. This product is intended for research and analytical applications. Pterostilbene is a stilbenoid isolated from blueberries and Pterocarpus marsupium. Shows anti-oxidant, anti-inflammatory, anti-carcinogenic, anti-diabetic and anti-obesity properties. Pterostilbene blocks ROS production, also exhibits inhibitory activity against various free radicals such as DPPH, ABTS, hydroxyl, superoxide and hydrogen peroxide.

Salvianolic acid A (Standard) is the analytical standard of Salvianolic acid A. This product is intended for research and analytical applications. Salvianolic acid A could protect the blood brain barrier through matrix metallopeptidase 9 (MMP-9) inhibition and anti-inflammation.

Piceatannol (Standard) is the analytical standard of Piceatannol. This product is intended for research and analytical applications. Piceatannol is a well-known Syk inhibitor and reduces the expression of iNOS induced by TNF. Piceatannol is an effective agent for research of acute lung injury (ALI). Piceatannol is a naturally occurring polyphenolic stilbene found in various fruits and vegetables and exhibits anticancer and anti-inflammatory properties. Piceatannol induces apoptosis in DLBCL cell lines. Piceatannol induces autophagy and apoptosis in MOLT-4 human leukemia cells.

Pinostilbene (Standard) is the analytical standard of Pinostilbene. This product is intended for research and analytical applications. Pinostilbene (trans-Pinostilbene) is a major metabolite of Pterostilbene. Pinostilbene exhibits inhibitory effects on colon cancer cells.

Rhapontigenin (Standard) is the analytical standard of Rhapontigenin. This product is intended for research and analytical applications. Rhapontigenin is a natural analog of resveratrol with anticancer, antioxidant, antifungal and antibacterial activities. Rhapontigenin is amechanism-based, potent and selective cytochrome P450 1A1 inactivator (IC₅₀ = 400 nM). Rhapontigenin exhibits 400-fold and 23-fold selectivity for P450 1A1 over P450 1A2 and P450 1B1, respectively.

Pinosylvin (Standard) is the analytical standard of Pinosylvin. This product is intended for research and analytical applications. Pinosylvin is a pre-infectious stilbenoid toxin isolated from the heartwood of Pinus species, has anti-bacterial activities. Pinosylvin is a resveratrol analogue, can induce cell apoptosis and autophapy in leukemia cells.

Isorhapontigenin (Standard) is the analytical standard of Isorhapontigenin (HY-N2593). This product is intended for research and analytical applications. Isorhapontigenin is an orally active dietary polyphenol. Isorhapontigenin acts as a potent antioxidant that reduces the production of reactive oxygen species (ROS). Isorhapontigenin promotes the binding of JUN to the AP-1 site on the SESN2 promoter, induces SESN2 transcription, triggers MAPK8-dependent JUN activation, and upregulates the expression of PPAR-α, PGC-1α and CPT-1A to facilitate fatty acid oxidation. Isorhapontigenin induces autophagy, apoptosis and preadipocyte differentiation; it inhibits tumor growth, cell invasion, NF-κB transcriptional activity, the PI3K/Akt signaling pathway, STAT1 phosphorylation and MMP-2 expression. Isorhapontigenin alleviates oxidative stress, inflammatory cytokine release and triglyceride accumulation; it increases intracellular ATP levels and promotes Nrf2 nuclear translocation. Isorhapontigenin improves insulin sensitivity in adipose tissue and glucose tolerance, and reduces postprandial blood glucose, insulin and free fatty acid levels. Isorhapontigenin is applicable to research on bladder cancer, liver injury, chronic obstructive pulmonary disease, acute lung injury and type 2 diabetes.

ε-Viniferin (Standard) is the analytical standard of ε-Viniferin. This product is intended for research and analytical applications. ε-Viniferin (epsilon-Viniferin), the dimer of Resveratrol and can be isolated from Vitis vinifera, displays a potent inhibitory for all the CYP activities, with Ki values from 0.5-20 μM. ε-Viniferin possesses potent antioxidant, anti-inflammatory, anti-diabetic, and anti-neurodegenerative capacity.

Astringin (trans-Astringin) (Standard) is the analytical standard of Astringin (HY-N4093). This product is intended for research and analytical applications. Astringin (trans-Astringin) is an orally active natural flavonoid compound. Astringin can inhibit the production of oxidative stress, inflammatory factors, etc. Astringin has multiple activities such as anti-oxidation, anti-inflammation, and anti-apoptosis. Astringin is also an inhibitor of ferroptosis. Astringin can be used in the research of diseases such as acute lung injury.

p-Dimethylaminobenzaldehyde (Standard) is the analytical standard of p-Dimethylaminobenzaldehyde. This product is intended for research and analytical applications. p-Dimethylaminobenzaldehyde (4-Dimethylaminobenzaldehyde) is an organic compound containing amine and aldehyde moieties which is used in Ehrlich's reagent and Kovac's reagent to test for indoles.

Mulberroside A (Standard) is the analytical standard of Mulberroside A. This product is intended for research and analytical applications. Mulberroside A is one of the main bioactive constituent in mulberry (Morus alba L.). Mulberroside A decreases the expressions of TNF-α, IL-1β, and IL-6 and inhibits the activation of NALP3, caspase-1, and NF-κB and the phosphorylation of ERK, JNK, and p38, exhibiting anti-inflammatory antiapoptotic effects. Mulberroside A shows inhibitory activity against mushroom tyrosinase with an IC₅₀ of 53.6 μM.

Triacetylresveratrol, an acetylated analog of Resveratrol. Triacetylresveratrol decreases the phosphorylation of STAT3 and NF-κB in a dose- and time- dependent manner in PANC-1 and BxPC-3 cells. Anticancer effects.

Oxyresveratrol (Standard) is the analytical standard of Oxyresveratrol. This product is intended for research and analytical applications. Oxyresveratrol (trans-Oxyresveratrol) is a potent naturally occurring antioxidant and free radical scavenger (IC50 of 28.9 μM against DPPH free radicals). Oxyresveratrol is potent and noncompetitive tyrosinase inhibitor with an IC50 value of 1.2 μM for mushroom tyrosinase. Oxyresveratrol is effective against HSV-1, HSV-2 and varicella-zoster virus, and has neuroprotective effects.

Combretastatin A4 is a microtubule-targeting agent that binds β-tubulin with Kd of 0.4 μM.

Piceatannol 3'-O-glucoside (Standard) is the analytical standard of Piceatannol 3'-O-glucoside. This product is intended for research and analytical applications. Piceatannol 3'-O-glucoside, an active component of Rhubarb, activates endothelial nitric oxide (NO) synthase through inhibition of arginase activity with IC₅₀s of 11.22 μM and 11.06 μM against arginase I and arginase II, respectively.

4'-Methoxyresveratrol (Standard) is the analytical standard of 4'-Methoxyresveratrol. This product is intended for research and analytical applications. 4'-Methoxyresveratrol (4'-O-Methylresveratrol) is a polyphenol derived from Dipterocarpaceae, with antiandrogenic, antifungal and anti-inflammatory activities. 4'-Methoxyresveratrol alleviates AGE-induced inflammation through suppressing RAGE-mediated MAPK/NF-κB signaling pathway and NLRP3 inflammasome activation.