3b-hydroxy-7b,25-dimethoxycucurbita-5,23-diene

Cyanosafracin B (Cyanoquinonamine) is a compound which can be used in the synthesis of ecteinascidin ET-743 (an antitumor chemotherapy drug).

Aristolochic acid B (Aristolochic Acid II) is one of the major components of the carcinogenic plant extract aristolochic acid, is known to be mutagenic and to form DNA adducts in vitro and in vivo, Aristolochic acid B shows more carcinogenic risk than aristolochic acid I, and this may be, at least partly, the result of its increased levels in kidney and plasma.

Rhodamine B (Brilliant Pink B) is used as a tracer dye in water to determine the rate and direction of flow and transport.

Hygromycin B (Hygrovetine) is an aminoglycoside antibiotic that inhibits protein synthesis by interfering with translocation and causing mistranslation of the 70S ribosome. Hygromycin B can be used to screen prokaryotic or eukaryotic cells transfected with hph or hyg resistance genes.

Potassium 7-hydroxy-1-naphthalenesulfona (2-Naphthol-8-sulfonic Acid Potassium Salt) is naturally present in the fruit of the Rubiaceae gardenia, the flowers of the Iridaceae crocus, and the flowers and leaves of the Scrophulariaceae Scrophulariaceae.

Vincetoxicoside B, isolated from Polygonum paleaceum Wall. Vincetoxicoside B , quercetin, kaempferol , and (-)-epicatechin show synergistic antifungal activities with the FICI values <0.5.

Pinocembrin 7-O-[3''-O-galloyl-4'',6''-hexahydroxydiphenoyl]-β-D-glucoside can moderately inhibit α-amylase activity, with the IC50 value of 0.03 umol/ml.

3-Hydroxy-1-(4-hydroxyphenyl)propan-1-one (3-Hydroxy-1-(4-hydroxyphenyl)-1-propanone) is a natural product derived from plant source.

1. Diosbulbin B exhibits potential hepatotoxicity. 2. Diosbulbin B has potential anti-tumor effects which may be related to influencing the immune system for the first time.

Ginkgolide B (BN-52021) is a PAFR antagonist(IC50=3.6 μM) isolated from Ginkgo biloba.

Sennoside B is an anthranoid. Anthranoid derivatives are used all over the world as a treatment for constipation.

Methyl 5-hydroxy-1H-indole-3-carboxylate (5-hydroxy-1H-indole-3-carboxylic acid methyl ester) is a marine derived natural products found in Hyrtios erectus.

Macranthoside B Iis a natural product isolated from Flos Lonicerae, possesses anti-bacterial activity.

2-Hydroxy-3-methoxy chalcone has anticancer activity and inhibits colon cancer.

4-Hydroxy-3-Nitrobenzyl Alcohol (4-(Hydroxymethyl)-2-nitrophenol) is a marine derived natural products found in Phidolopora pacifica.

Coreoside B is isolated from coreoside and showed weak antimicrobial activity against S. aureus and B. anthracis.

Pygmaniline B (1,3-bis(2,4-dimethoxyphenyl)urea) is a marine derived natural products found in Lichina pygmaea.

Dihydroarteannuin B ((3R)-dihydroarteannuin B) is a natural Dihydroarteannuin.

3-Hydroxy-6-methoxyflavone can be used in combination with antibiotics to treat ESKAPE pathogen infections.

Cowaxanthone B is a new tetraoxoanthrone isolated from the fruit of Garcinia cambogia.Cowaxanthone B has potential antibacterial activity.

Aloinoside B (11-o-Rhamnosylaloin B) is a glycoside from aloe vera.

Sculponeatin A is a natural product from Rabdosia amethystoides.

Lophanthoidin B is a natural product isolated from the herbs of Rabdosia lophanthoides.

5-Hydroxy-7-acetoxy-8-methoxyflavone is a flavonoid compound that inhibits lipid peroxidation and may have anti-influenza virus activity.

cephalandole B, an indole alkaloid isolated from cyanide, significantly inhibited IL-17A gene expression and suppressed IL-17A luciferase reporter in Jukat cells in a dose-dependent manner.

Maoecrystal B is a diterpenoid isolated from the leaves of Isodon eriocalyx var.

4-Hydroxy-5-methyl-3-furanone (4-Hydroxy-5-methylfuran-3(2H)-one) is a natural product isolated from Eurycotis floridana.

Kukoamine B mesylate is a novel cationic alkaloid derived from dermatophytes with antioxidant activity, inhibits LPS internalization in Kupffer and RAW 264.7 cells, and can be used to study acute inflammation and diabetes.

(+)-6-(2-Hydroxy-3-methoxy-3-methylbutyl is a structural isomer of Ent-toddalolactone, which belongs to the coumarin group.

Bryonamide B is a cucurbitane triterpene that can be extracted from Bryonia aspera.

Magnoloside B, a phenylethanol glycoside from the fruit of Magnolia officinalis, is an α-glucosidase inhibitor with protective effects against free radical-induced oxidative damage and can be used in cancer research.

Praeruptorin B is an inhibitor of sterol regulatory element-binding proteins (SREBPs). It can also significantly up-regulate CYP3A4 expression and activity via the PXR-mediated pathway.

1. Protosappanin B (Q-100961) significantly increases cell viability, inhibits cell apoptosis and up-regulates the expression of growth-associated protein 43. 2. Protosappanin B induces the degradation of p53 protein, via activation of a MDM2-dependent ubiquitination process.

1. Epimedin B (Epmedin B) has potential activity against osteoporosis by stimulating osteoblasts.

Oroxin B (Hypocretin-2) has antioxidant activity.

Cytosporone B (Dothiorelone G) is a naturally occurring agonist for the nuclear receptor Nur77 (IC50 = 0.278 nM). Activation of Nur77 with cytosporone B induces the expression of Nur77-dependent genes, including the gene for Nur77 itself. Signaling through Nur77 induces apoptosis in cancer cells and retards xenograft tumor growth. It also induces genes related to gluconeogenesis and decreases atherosclerosis progression in mice fed a high fat and high cholesterol diet. Cytosporone B is brain penetrant and aggravates early brain injury in rats when given (13 mg/kg intraperitoneally) after experimentally-induced subarachnoid hemorrhage. Cytosporone B also has antibacterial properties.

Oenothein B is a specific inhibitor of poly(ADP-ribose) glycohydrolase. Oenothein B shows antioxidant, anti-inflammatory, antifungal, anti-HCV, and antitumor properties.

1. Flavokawain B (Flavokavain B) has potent anti-inflammatory activity, can significantly inhibit production of NO and PGE2 in LPS-induced RAW 264.7 cells. 2. Flavokawain B, the hepatotoxic constituent from kava root, induces GSH-sensitive oxidative stress through modulation of IKK/NF-κB and MAPK signaling pathways. 3. Flavokawain B induces apoptosis, has the potential usefulness of FKB for prevention and treatment of hormone-refractory prostate cancer in an adjuvant setting. 4. Flavokawain B acts through ROS generation and GADD153 up-regulation to regulate the expression of Bcl-2 family members, thereby inducing mitochondrial dysfunction and apoptosis in HCT116 cells.

Cucurbitacin B (Cuc B) has profound in vitro and in vivo antiproliferative effects against human pancreatic Y cells. It inhibited AKT signaling activation through up-regulation of PTEN. Cucurbitacin B is an effective inhibitor of HIF-1 and provide new perspectives into the mechanism of its anticancer activity. Cucurbitacin B inhibits proliferation and induces apoptosis via STAT3 pathway inhibition in A549 lung Y cells.

Salvianolic acid B (Dan Shen Suan B) is a water-soluble antioxidant from Salvia extract. It plays significant role of antioxidant effect; antiplatelet aggregation, anticoagulant, and antithrombotic effect

Azadirachtin B, a limonoid derived from the seed kernels of Azadirachta indica, exhibits a broad spectrum of biochemical activities, including insecticidal, nematocidal, anticancer, anti-inflammatory, antiviral, and osteogenic effects. It is effective against the Epstein-Barr virus early antigen (EBV-EA), enhances alkaline phosphatase (ALP) activity, and promotes osteoblast differentiation[1][2][3].

3'-Hydroxy-3,9-dihydroeucomin is a natural product of Muscari, Asparagaceae. The catalog number is TMA0531 and the CAS number is 107585-75-1. 3'-Hydroxy-3,9-dihydroeucomin can be used as a reference standard.

(4R,4aS,5aS,6aR,6bS,7aR)-4-Hydroxy-3,6b-dimethyl-5-methylene-4,4a,5,5a,6,6a,7,7a-octahydrocyclopropa[2,3]indeno[5,6-b]furan-2(6bH)-one is a sesquiterpene lactone featuring a complex bicyclic structure [1].

Renchangianin B (compound 2), a dibenzo[cyclooctene]-type lignan, is isolated from the stems of Kadsura renchangiana [1].

Anhydrosafflor yellow B ((2S,3S)-6,7-dihydroxy-5-[(2E)-3-(4-hydroxyphenyl)prop-2-enoyl]-2-[(1S,2R,3R)-1,2,3,4-tetrahydroxybutyl]-3-{2,3,4-trihydroxy-5-[(2E)-3-(4-hydroxyphenyl)prop-2-enoyl]-6-oxo-3-[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]cyclohexa-1,4-dien-1), isolated from Carthamus tinctorius, inhibits ADP-induced platelet aggregation, exhibits significant anti-oxidative effects in vitro, and possesses certain activity against H2O2-induced cytotoxicity.

Swietenidine B is a natural product for research related to life sciences. The catalog number is TN6153 and the CAS number is 2721-56-4.

7-Hydroxy-5-methoxycoumarin, a phloroglucinol-type furocoumarin, serves as a potent natural insect antifeedant [1].

Clematomandshurica saponin B shows significant inhibitory activity on cyclooxygenase-2 (IC50 = 2.58 microM).

EM 5519 is an antitumor antibiotic.