Polyketide Standards

Tectochrysin (Standard) is the analytical standard of Tectochrysin. This product is intended for research and analytical applications. Tectochrysin (Techtochrysin) is one of the major flavonoids of Alpinia oxyphylla Miquel. Tectochrysin inhibits activity of NF-κB.

Isobavachalcone (Standard) is the analytical standard of Isobavachalcone. This product is intended for research and analytical applications. Isobavachalcone (Corylifolinin) is derived from Psoralea corylifolia Linn. and is a potent inhibitor of Akt signaling pathway, which induces apoptosis in human cancer cells (Inhibits OVCAR-8 cell growth with an IC50 value of 7.92 μM). Isobavachalcone also induces Reactive Oxyen Species (ROS) generation in OVCAR-8 cells and has exhibit cancer anti-promotive and anti-proliferative activity.

5-Pentadecylresorcinol (Standard) is the analytical standard of 5-Pentadecylresorcinol. This product is intended for research and analytical applications. 5-Pentadecylresorcinol (Adipostatin A) is a glycerol-3-phosphate dehydrogenase (GPDH) inhibitor with an IC50 of 4.1 μM. Adipostatin A shows good larvicidal activity against Aedes aegypti.

Sterigmatocystine (Standard) is the analytical standard of Sterigmatocystine. This product is intended for research and analytical applications. Sterigmatocystine is a precursor of aflatoxins and a mycotoxin produced by common mold strains from Aspergillus versicolor. Sterigmatocystine, a inhibitor of G1 Phase and DNA synthesis, is used to inhibit p21 activity. Sterigmatocystine has teratogenic, and carcinogenic effects in animals.

α-Zearalenol (Standard) is the analytical standard of α-Zearalenol. This product is intended for research and analytical applications. α-Zearalenol is a Mycotoxin with high affinity for the estrogen receptors (ER), α-Zearalenol is the derivative of zearalenone (ZEN), causes reproductive disorders in animals, due to its xenoestrogenic effects.

Eupatorin (Standard) is the analytical standard of Eupatorin. This product is intended for research and analytical applications. Eupatorin, a naturally occurring flavone, arrests cells at the G2-M phase of the cell cycle and induces apoptotic cell death involving activation of multiple caspases, mitochondrial release of cytochrome c and poly(ADP-ribose) polymerase cleavage.

Swertisin (Standard) is the analytical standard of Swertisin. This product is intended for research and analytical applications. Swertisin, a C-glucosylflavone isolated from Iris tectorum, is known to have antidiabetic, anti-inflammatory and antioxidant effects. Swertisin is an adenosine A1 receptor antagonist.

Vicenin 2 (Standard) is the analytical standard of Vicenin 2. This product is intended for research and analytical applications. Vicenin 2 is an angiotensin-converting enzyme (ACE) inhibitor (IC₅₀=43.83 μM) from the aerial parts of Desmodium styracifolium.

Hispidulin (Standard) is the analytical standard of Hispidulin. This product is intended for research and analytical applications. Hispidulin is a natural flavone with a broad spectrum of biological activities. Hispidulin is a Pim-1 inhibitor with an IC₅₀ of 2.71 μM.

7-Methoxyflavone (Standard) is the analytical standard of 7-Methoxyflavone (HY-N8487). This product is intended for research and analytical applications. 7-Methoxyflavone is a flavonoid compound that can be isolated from Zornia brasiliensis. 7-Methoxyflavone can bind to human serum albumin and is an aromatase inhibitor. 7-Methoxyflavone has peripheral analgesic and certain antitumor activities. 7-Methoxyflavone is effective against chemical pain but has no significant effect on thermal pain.

Orsellinic acid (Standard) is an analytical standard of Orsellinic acid (HY-N3126). This product is intended for research and analytical applications. Orsellinic acid is a Benzoic acid (HY-N0216) derivative. Orsellinic acid can be isolated from Chaetomium globosum endophytic on Ephedra fasciculata (Mormon tea). Orsellinic acid blocks PAF-mediated Apoptosis, inhibits caspase-3/7 activation, and PARP cleavage. Orsellinic acid can be used in research of neurons and various tumors (non-small cell lung cancer, breast cancer, neuroblastoma, pancreatic cancer).

Apiin (Standard) is the analytical standard of Apiin. This product is intended for research and analytical applications. Apiin, a major constituent of Apium graveolens leaves with anti-inflammatory properties. Apiin shows significant inhibitory activity on nitrite (NO) production (IC50 = 0.08 mg/mL) in-vitro and iNOS expression (IC50 = 0.049 mg/ mL) in LPS-activated J774.A1 cells.

(±)-Equol (Standard) is the analytical standard of (±)-Equol. This product is intended for research and analytical applications. (±)-Equol is the racemate of equol. (±)-equol exhibits EC50s of 200 and 74 nM for human ERα and ERβ, respectively. Equol is a metabolite of the soy isoflavones, daidzin and daidzein.

Nepitrin (Standard) (Nepetin-7-glucoside (Standard)) is the analytical standard of Nepitrin (HY-N5010). This product is intended for research and analytical applications. Nepitrin (Nepetin-7-glucoside) is an orally active bradykinin and angiotensin antagonist isolated from Scrophularia striata. Nepitrin antagonizes the spasmogenic effects of Bradykinin and Angiotensin, thereby inhibiting inflammatory mediator pathways. Nepitrin is applicable to arthritis-related research.

Neodiosmin (Standard) is the analytical standard of Neodiosmin. This product is intended for research and analytical applications. Neodiosmin is a flavone glycoside isolated from the leaves of Citrus aurantium.

Oroxylin A-7-O-glucuronide (Standard) is the analytical standard of Oroxylin A-7-O-glucuronide (HY-N2481). This product is intended for research and analytical applications. Oroxylin A-7-O-glucuronide (oroxyloside) is an orally active flavonoid glucuronide and metabolite of Oroxylin A (HY-N0560). Oroxylin A-7-O-glucuronide can be extracted from the dried root of Scutellaria baicalensis. Oroxylin A-7-O-glucuronide exhibits prolyl oligopeptidase inhibitory activity. Oroxylin A-7-O-glucuronide inhibits the JNK pathway, upregulates PPARγ, and inhibits NF-κB p65 nuclear translocation. Oroxylin A-7-O-glucuronide reduces cytokine (IL-1β, IL-6) production. Oroxylin A-7-O-glucuronide exhibits anti-angiogenic, anti-tumor (glioma, liver cancer), anti-inflammatory, and hepatoprotective activities.

Loureirin B (Standard) is the analytical standard of Loureirin B. This product is intended for research and analytical applications. Loureirin B, a flavonoid extracted from Dracaena cochinchinensis, is an inhibitor of plasminogen activator inhibitor-1 (PAI-1), with an IC₅₀ of 26.10 μM; Loureirin B also inhibits KATP, the phosphorylation of ERK and JNK, and has anti-diabetic activity.

Nicotiflorin (Standard) is the analytical standard of Nicotiflorin. This product is intended for research and analytical applications. Nicotiflorin is a flavonoid glycoside extracted from a traditional Chinese medicine Carthamus tinctorius. Nicotiflorin shows potent antiglycation activity and neuroprotection effects.

Vaccarin (Standard) is the analytical standard of Vaccarin. This product is intended for research and analytical applications. Vaccarin is an active flavonoid glycoside associated with various biological functions. Vaccarin significantly promote wound healing and endothelial cells and fibroblasts proliferation in the wound site. Vaccarin ameliorates insulin resistance and steatosis by activating the AMPK signaling pathway.

Procyanidin B1 (Standard) is the analytical standard of Procyanidin B1. This product is intended for research and analytical applications. Procyanidin B1 is a polyphenolic flavonoid isolated from commonly eaten fruits, binds to TLR4/MD-2 complex, and has anti-inflammatory activity.