Biologically Active Small Molecules, 1 mg, Bottle, Glass, Clear
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Nullscript
Cayman ChemicalAn analog of scriptaid that lacks scriptaid’s HDAC inhibitory effects; used as a negative control in experiments involving scriptaid.
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Arachidonoyl-1-thio-Glycerol
Cayman ChemicalA thioester substrate analog of 2-AG that can be utilized for the measurement of MAGL activity; hydrolysis of the thioester bond by MAGL generates a free thiol that reacts rapidly with the chromogenic reagent DTNB resulting in a yellow product with an absorbance maximum at 412 nm.
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Rapamycin
Cayman ChemicalAn immunosuppressant used to prevent transplant rejection; potent inhibitor of IL-2 activation of lymphocytes (IC50 = 5 pM); specifically interacts with FKBP12 to form a complex which inhibits mTORC1.
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DBZ
Cayman ChemicalA γ-secretase inhibitor that blocks Notch processing (IC50 = 1.7 nM); reduces Aβ40 levels by 71% in an APP transgenic mouse model within 4 hours after a single 100 μM/kg dose.
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17-AAG
Cayman ChemicalAn analog of geldanamycin which has potent in vivo activity and reduced toxicity; has diverse anti-tumor actions; promotes the degradation of HER2 and induces growth arrest and apoptosis in breast cancer cells overexpressing HER2 (IC50 = 4-72 nM).
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ß-Nicotyrine
Cayman ChemicalAn alkaloid metabolite of nicotine as well as a major product of its pyrolysis; binds comparably to CYP2A6 and CYP2A13 (Kis = 7.5 and 5.6 µM, respectively), but appears to more effectively inactivate CYP2A6.
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WH-4-023
Cayman ChemicalA selective inhibitor of the Src family of non-receptor tyrosine kinases (IC50s = 2 and 6 nM for Lck and Src, respectively); used in combination with PD 0325901, CHIR99021, and SB-590885 to support self-renewal of naïve human embryonic stem cells.
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Unoprostone isopropyl ester
Cayman ChemicalUnoprostone isopropyl ester (Rescula) is the clinically approved, prodrug form of unoprostone, which is a free acid analog of PGF2α. Both latanoprost and Rescula have been approved for the treatment of ocular hypertension. Both analogs of PGF2α are believed to act by increasing the rate…
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ALK5 Inhibitor II
Cayman ChemicalA selective inhibitor of the TGF-β type1 receptor ALK5 (IC50s = 4, 18, and 23 nM for ALK5 autophosphorylation, TGF-β cellular assay, and ALK5 binding in HepG2 cells, respectively); used to induce stem cell pluripotency by replacing the reprogramming transcription factor Sox2…
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AFMK
Cayman ChemicalA melatonin metabolite first identified in rat brain that has antioxidant and free radical scavenging activities in several experimental models; may be measured in plasma as an index of melatonin synthesis and metabolism.
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DL-Sulforaphane N-acetyl-L-cysteine
Cayman ChemicalA major metabolite of sulforaphane that has been shown induce ARE-driven gene expression with roughly 8-fold less potency than sulforaphane.
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GSK2830371
Cayman ChemicalA potent and selective inhibitor of Wip1 (IC50 = 6 nM); increases phosphorylation of Wip1 substrates and blocks cell cycling in cancer cells; orally bioavailable, causing inhibition of lymphoma xenograft growth in mice.
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StemRegenin 1 (hydrochloride)
Cayman ChemicalA purine derivative that reversibly antagonizes aryl hydrocarbon receptor signaling (IC50 = 127 nM in CD34+ cells); induces a 50-fold increase in human embryonic stem cells expressing CD34 (EC50 = 120 nM) and a 17-fold increase in stem cells that retain the ability to engraft…
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Ginsenoside Rd
Cayman ChemicalA protopanaxadiol that has diverse in vitro and in vivo effects, including cardioprotective, neuroprotective, and anti-inflammatory actions.
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Galloflavin
Cayman ChemicalAn LDH inhibitor (Kis = 5.46 and 15.06 µM, for the A and B isoforms, respectively) that prevents proliferation of many different cancer cells by blocking glycolysis and ATP production.
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Sphingosine-1-Phosphate
Cayman ChemicalA potent lipid signaling molecule that exhibits a wide range of biological activities; it enhances cell growth and inhibits the normal apoptotic response to a variety of stimuli.
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Aflatoxin R0
Cayman ChemicalA highly mutagenic metabolite of the carcinogenic mycotoxin aflatoxin B1.
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Aureothin
Cayman ChemicalA natural nitroaryl-substituted polyketide that exhibits antitumor, antifungal, and insecticidal activities; non-competitive inhibitor NADH:ubiquinone oxidoreductase of bovine heart, N. crassa, and E. coli (IC50s = 0.07, 0.08, and 22 nmol/mg protein, respectively).
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SC-51322
Cayman ChemicalA selective EP1 antagonist that inhibits PGE2 signaling in a guinea pig ileum muscle strip assay (pA2 = 8.1); demonstrates analgesic activity in a mouse writhing assay (ED50 = 0.9 mg/kg); potentiates the vasorelaxation of human pulmonary vein induced by PGE2 (EC50 = 7.75 µM).
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ML-161
Cayman ChemicalAn allosteric, reversible inhibitor of PAR1 on platelets, preventing surface expression of P-selectin induced by the peptide SFLLRN with an IC50 value of 0.26 µM; also blocks platelet activation induced by thrombin but not by PMA, U-46619, or collagen.
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BIO
Cayman ChemicalA cell-permeable bis-indolo (indirubin) compound that acts as a highly potent, selective, reversible, and ATP-competitive inhibitor of GSK3α/β (IC50 = 5 nM); inhibition of GSK activates the Wnt-signaling pathway and sustains pluripotency in human and mouse ESCs; maintains…
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(Z-Ala-Ala-Ala-Ala)2Rh110
Cayman ChemicalA sensitive fluorogenic elastase substrate that is selectively cleaved by elastase to yield Rhodamine 110, which can be analyzed with an excitation wavelength of 485 nm and emission wavelength of 525 nm.
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Bafilomycin B1
Cayman ChemicalA selective, reversible inhibitor of V-ATPases in mammalian, plant, or fungal cells with an IC50 value in the 4-400 nM range; at 100 nM, the related bafilomycin A1 blocks V-ATPase-mediated acidification of lysosomes during autophagy, preventing protein degradation.
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SB 277011A (hydrochloride)
Cayman ChemicalA selective antagonist of the dopamine D3 receptor (pKi = 8.0); has high oral bioavailability and enters the central nervous system of the rat.
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Pinostilbene
Cayman ChemicalA stable, monomethoxylated resveratrol derivative that at 0.1-10 μM reduces neurotoxicity in SH-SY5Y cells induced by the parkinsonian mimetic 6-OHDA and scavenges DPPH radicals (IC50 = 47.1 μM).
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NQDI-1
Cayman ChemicalA selective inhibitor of ASK1 (IC50 = 3 μM; Ki = 500 nM); promotes survival of induced pluripotent stem cell populations and protects neurons from reactive oxygen species-induced apoptosis in a model of ischemia.
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Harringtonine
Cayman ChemicalA natural alkaloid that inhibits protein synthesis at low micromolar concentrations; immobilizes ribosomes immediately after the initiation of translation.
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Y-27632 (hydrochloride)
Cayman ChemicalA potent, ATP-competitive inhibitor of ROCKs including p160ROCK (Ki = 140 nM) and ROCK-II (IC50 = 800 nM); also inhibits PRK2 with an IC50 value of 600 nM.
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?12-Prostaglandin D2
Cayman ChemicalPGD2 is one of the five primary enzymatic prostaglandins derived directly from PGH2. PGD2 is produced abundantly in the CSF by the lipocalin-type PGD synthase, and in the periphery by myeloid cells including mast cells and basophils by a second, hematopoietic-type PGD synthase. PGD2 is chemically…
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Licofelone
Cayman ChemicalA dual inhibitor of COX and LOX pathways, that decreases levels of PGE2, LTB4, and lipoxins and prevents LPS-stimulated IL-1β expression.
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4-hydroxy Nonenal
Cayman ChemicalA lipid peroxidation product derived from oxidized ω-6 PUFAs such as linoleic acid and arachidonic acid which is widely used as a marker of lipid peroxidation.
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AAL-993
Cayman ChemicalA potent inhibitor of VEGF receptors, inhibiting VEGFR1, 2, and 3 with IC50 values of 130, 23, and 18 nM, respectively; orally bioavailable in vivo, blocking VEGF-induced angiogenesis and preventing the growth of primary tumors and spontaneous peripheral metastases in mice.