Size | Price | Stock | Qty |
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2mg |
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5mg |
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10mg |
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25mg |
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50mg |
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Other Sizes |
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Purity: ≥98%
PSI-6206 13CD3 (RO-2433 13CD3; GS-331007 13CD3; Sofosbuvir metabolite GS-331007 13CD3) is the deuterium labeled form of PSI-6206. PSI-6206 is the deaminated derivative of PSI-6130, which is a potent and selective inhibitor of HCV NS5B polymerase. PSI-6206 inhibits HCV replicon with EC90 of >100 μM. Sofosbuvir (also known as PSI-7977, GS-7977; trade names Sovaldi and Virunon) is a HCV NS5B polymerase inhibitor that is used for the treatment of chronic hepatitis C virus (HCV) infection. Sofosbuvir acts by inhibiting the RNA polymerase that the hepatitis C virus uses to replicate its RNA. It is a component of the first all-oral, interferon-free regimen approved for treating chronic Hepatitis C. In 2013, the FDA approved sofosbuvir in combination with ribavirin (RBV) for oral dual therapy of HCV genotypes 2 and 3, and for triple therapy with injected pegylated interferon (pegIFN) and RBV for treatment-naive patients with HCV genotypes 1 and 4.
ln Vitro |
As HCV NS5B polymerase inhibitor, PSI-7977 displays more potent inhibitory activity against HCV RNA replication than PSI-7976 with EC50 of 92 nM versus 1.07 μM and EC90 of 0.29 μM versus 2.99 μM, consistent with that incubating clone A cells with PSI-7977 leads to a higher concentration of PSI-7409 than clone A cells incubated with PSI-7976. PSI-7977 is an effective substrate for CatA to form PSI-352707 with 18-30 fold more potency as compared with PSI-7976. Unlike GS-7976, however, the CES1-mediated hydrolysis of PSI-7977 does not progress in a time-dependent manner. The S282T NS5B polymerase mutation but not S96T mutation confers resistance to PSI-7977 with EC90 increases from 0.42 μM to 7.8 μM. When assessed in an 8-day cytotoxicity assay, PSI-7977 displays no cytotoxicity against Huh7, HepG2, BxPC3, and CEM cells even at concentrations up to 100 μM. PSI-7977 treatment for 14 days shows a IC90 of 72.1 μM and 68.6 μM for the inhibition of mtDNA and rDNA, respectively, in HepG2 cells. PSI-7977 exhibits potent activity against genotype (GT) 1a, 1b, and 2a (strain JFH-1) replicons and chimeric replicons containing GT 2a (strain J6), 2b, and 3a NS5B polymerase. Sequence analysis of the JFH-1 NS5B region indicates that additional amino acid changes including T179A, M289L, I293L, M434T, and H479P are selected both prior to and after the emergence of S282T, which are required to confer resistance to PSI-7977.
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ln Vivo |
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Cell Assay |
Cells (Huh7, HepG2, BxPC3, and CEM) are exposed to various concentrations of PSI-7977 for 8 days. At the end of the growth period, MTS dye from the CellTiter 96 AQueous One Solution Cell Proliferation Assay kit is added to each well, and the plate is incubated for an additional 2 hours. The absorbance at 490 nm is read with a Victor3 plate reader using themedium only controlwells as blanks. The 50% inhibition value (IC50) is determined by comparing the absorbance in wells containing cells and PSI-7977 to untreated cell control wells.
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Animal Protocol |
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References |
Molecular Formula |
C913CH10D3FN2O5
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Molecular Weight |
264.23
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Exact Mass |
264.103
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CAS # |
1256490-42-2
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Related CAS # |
PSI-6206;863329-66-2
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PubChem CID |
58463518
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Appearance |
White to light yellow solid powder
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LogP |
-1.1
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Hydrogen Bond Donor Count |
3
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Hydrogen Bond Acceptor Count |
6
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Rotatable Bond Count |
2
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Heavy Atom Count |
18
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Complexity |
415
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Defined Atom Stereocenter Count |
4
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SMILES |
[2H][13C]([2H])([2H])[C@]1([C@@H]([C@H](O[C@H]1N2C=CC(=O)NC2=O)CO)O)F
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InChi Key |
ARKKGZQTGXJVKW-CWDGLZGLSA-N
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InChi Code |
InChI=1S/C10H13FN2O5/c1-10(11)7(16)5(4-14)18-8(10)13-3-2-6(15)12-9(13)17/h2-3,5,7-8,14,16H,4H2,1H3,(H,12,15,17)/t5-,7-,8-,10-/m1/s1/i1+1D3
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Chemical Name |
1-[(2R,3R,4R,5R)-3-fluoro-4-hydroxy-5-(hydroxymethyl)-3-(trideuterio(113C)methyl)oxolan-2-yl]pyrimidine-2,4-dione
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Synonyms |
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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 |
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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) |
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Solubility (In Vivo) |
Note: Listed below are some common formulations that may be used to formulate products with low water solubility (e.g. < 1 mg/mL), you may test these formulations using a minute amount of products to avoid loss of samples.
Injection Formulations
Injection Formulation 1: DMSO : Tween 80: Saline = 10 : 5 : 85 (i.e. 100 μL DMSO stock solution → 50 μL Tween 80 → 850 μL Saline)(e.g. IP/IV/IM/SC) *Preparation of saline: Dissolve 0.9 g of sodium chloride in 100 mL ddH ₂ O to obtain a clear solution. Injection Formulation 2: DMSO : PEG300 :Tween 80 : Saline = 10 : 40 : 5 : 45 (i.e. 100 μL DMSO → 400 μLPEG300 → 50 μL Tween 80 → 450 μL Saline) Injection Formulation 3: DMSO : Corn oil = 10 : 90 (i.e. 100 μL DMSO → 900 μL Corn oil) Example: Take the Injection Formulation 3 (DMSO : Corn oil = 10 : 90) as an example, if 1 mL of 2.5 mg/mL working solution is to be prepared, you can take 100 μL 25 mg/mL DMSO stock solution and add to 900 μL corn oil, mix well to obtain a clear or suspension solution (2.5 mg/mL, ready for use in animals). View More
Injection Formulation 4: DMSO : 20% SBE-β-CD in saline = 10 : 90 [i.e. 100 μL DMSO → 900 μL (20% SBE-β-CD in saline)] Oral Formulations
Oral Formulation 1: Suspend in 0.5% CMC Na (carboxymethylcellulose sodium) Oral Formulation 2: Suspend in 0.5% Carboxymethyl cellulose Example: Take the Oral Formulation 1 (Suspend in 0.5% CMC Na) as an example, if 100 mL of 2.5 mg/mL working solution is to be prepared, you can first prepare 0.5% CMC Na solution by measuring 0.5 g CMC Na and dissolve it in 100 mL ddH2O to obtain a clear solution; then add 250 mg of the product to 100 mL 0.5% CMC Na solution, to make the suspension solution (2.5 mg/mL, ready for use in animals). View More
Oral Formulation 3: Dissolved in PEG400  (Please use freshly prepared in vivo formulations for optimal results.) |
Preparing Stock Solutions | 1 mg | 5 mg | 10 mg | |
1 mM | 3.7846 mL | 18.9229 mL | 37.8458 mL | |
5 mM | 0.7569 mL | 3.7846 mL | 7.5692 mL | |
10 mM | 0.3785 mL | 1.8923 mL | 3.7846 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.
Metabolism of PSI-7851 in clone A and primary human hepatocytes. [1].J Biol Chem.2010 Nov 5;285(45):34337-47. td> |
Expression of CES1 and CatA in HHPC and clone A cells.[1].J Biol Chem.2010 Nov 5;285(45):34337-47. td> |
Effect of telaprevir and BNPP on formation of PSI-7409.[1].J Biol Chem.2010 Nov 5;285(45):34337-47. td> |
Stereospecificity. Stereoselectivity was studied by enzyme assays (A and B) and cellular metabolism assays (C and D). [1].J Biol Chem.2010 Nov 5;285(45):34337-47. td> |
Enzyme activity and gene and protein expression of Hint1. [1].J Biol Chem.2010 Nov 5;285(45):34337-47. td> |
siRNA gene silencing. A, quantification of CatA or Hint1 mRNA expression in extracts of Huh7 cells treated with CatA siRNA, Hint1 siRNA, or only delivery media (DM). [1].J Biol Chem.2010 Nov 5;285(45):34337-47. td> |