Size | Price | Stock | Qty |
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5mg |
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10mg |
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Other Sizes |
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Targets |
Smad3, ALK-5[1]
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ln Vitro |
The connection between Smad3 and Smad4 as well as the phosphorylation of Smad3 caused by TGF-beta1 are reduced by SIS3 free base[1].
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Cell Assay |
Western Blot Analysis[1]
Cell Types: Human dermal fibroblasts Tested Concentrations: 0.3, 1, 3, 10 μM Incubation Duration:For 1 hour Experimental Results: Attenuated the TGF-beta1-induced phosphorylation of Smad3 and interaction of Smad3 with Smad4. |
References | |
Additional Infomation |
SIS3 free base is an enamide resulting from the formal condensation of the amino group of 6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline with the carboxy group of (2E)-3-(1-methyl-2-phenyl-1H-pyrrolo[2,3-b]pyridin-3-yl)acrylic acid. It has a role as a Smad3 inhibitor. It is a member of isoquinolines, a pyrrolopyridine, a monocarboxylic acid amide, an aromatic ether, an enamide and a tertiary carboxamide. It is a conjugate base of a SIS3 free base(1+).
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Molecular Formula |
C28H27N3O3
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Molecular Weight |
453.53
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Exact Mass |
453.205
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CAS # |
521985-36-4
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Related CAS # |
SIS3;521984-48-5
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PubChem CID |
10138988
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Appearance |
Light yellow to yellow solid powder
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Density |
1.21±0.1 g/cm3(Predicted)
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Boiling Point |
721.8±60.0 °C(Predicted)
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LogP |
4.3
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Hydrogen Bond Donor Count |
0
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Hydrogen Bond Acceptor Count |
4
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Rotatable Bond Count |
5
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Heavy Atom Count |
34
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Complexity |
724
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Defined Atom Stereocenter Count |
0
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SMILES |
CN1C(=C(C2=C1N=CC=C2)/C=C/C(=O)N3CCC4=CC(=C(C=C4C3)OC)OC)C5=CC=CC=C5
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InChi Key |
IJYPHMXWKKKHGT-VAWYXSNFSA-N
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InChi Code |
InChI=1S/C28H27N3O3/c1-30-27(19-8-5-4-6-9-19)22(23-10-7-14-29-28(23)30)11-12-26(32)31-15-13-20-16-24(33-2)25(34-3)17-21(20)18-31/h4-12,14,16-17H,13,15,18H2,1-3H3/b12-11+
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Chemical Name |
(E)-1-(6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-2-yl)-3-(1-methyl-2-phenylpyrrolo[2,3-b]pyridin-3-yl)prop-2-en-1-one
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HS Tariff Code |
2934.99.9001
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Storage |
Powder -20°C 3 years 4°C 2 years In solvent -80°C 6 months -20°C 1 month |
Shipping Condition |
Room temperature (This product is stable at ambient temperature for a few days during ordinary shipping and time spent in Customs)
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Solubility (In Vitro) |
DMSO: 100 mg/mL (220.49 mM)
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Solubility (In Vivo) |
Solubility in Formulation 1: ≥ 2.5 mg/mL (5.51 mM) (saturation unknown) in 10% DMSO + 40% PEG300 +5% Tween-80 + 45% Saline (add these co-solvents sequentially from left to right, and one by one), clear solution.
For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 25.0 mg/mL clear DMSO stock solution to 400 μL PEG300 and mix evenly; then add 50 μL Tween-80 + to the above solution and mix evenly; then add 450 μL normal saline to adjust the volume to 1 mL. Preparation of saline: Dissolve 0.9 g of sodium chloride in 100 mL ddH₂ O to obtain a clear solution.  (Please use freshly prepared in vivo formulations for optimal results.) |
Preparing Stock Solutions | 1 mg | 5 mg | 10 mg | |
1 mM | 2.2049 mL | 11.0246 mL | 22.0493 mL | |
5 mM | 0.4410 mL | 2.2049 mL | 4.4099 mL | |
10 mM | 0.2205 mL | 1.1025 mL | 2.2049 mL |
*Note: Please select an appropriate solvent for the preparation of stock solution based on your experiment needs. For most products, DMSO can be used for preparing stock solutions (e.g. 5 mM, 10 mM, or 20 mM concentration); some products with high aqueous solubility may be dissolved in water directly. Solubility information is available at the above Solubility Data section. Once the stock solution is prepared, aliquot it to routine usage volumes and store at -20°C or -80°C. Avoid repeated freeze and thaw cycles.
Calculation results
Working concentration: mg/mL;
Method for preparing DMSO stock solution: mg drug pre-dissolved in μL DMSO (stock solution concentration mg/mL). Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug.
Method for preparing in vivo formulation::Take μL DMSO stock solution, next add μL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH2O,mix and clarify.
(1) Please be sure that the solution is clear before the addition of next solvent. Dissolution methods like vortex, ultrasound or warming and heat may be used to aid dissolving.
(2) Be sure to add the solvent(s) in order.