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References |
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Additional Infomation |
Beta-naphthoflavone is an extended flavonoid resulting from the formal fusion of a benzene ring with the f side of flavone. It has a role as an aryl hydrocarbon receptor agonist. It is an extended flavonoid, an organic heterotricyclic compound and a naphtho-gamma-pyrone.
β-Naphthoflavone, also known as 5,6-benzoflavone, is a potent agonist of the aryl hydrocarbon receptor and induces cytochromes P450 (CYPs) and uridine 5'-diphospho-glucuronosyltransferases (UGTs). It may be a chemopreventive agent. Beta-Naphthoflavone is a polycyclic aromatic hydrocarbon that consists of a flavone group attached to a benzene ring. Beta-naphthoflavone is an inducer of the hepatic cytochrome p450 CYP1A1 and CYP1A2. A polyaromatic hydrocarbon inducer of P4501A1 and P4501A2 cytochromes. (Proc Soc Exp Biol Med 1994 Dec:207(3):302-308) |
Molecular Formula |
C19H12O2
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Molecular Weight |
272.3
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Exact Mass |
272.083
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CAS # |
6051-87-2
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PubChem CID |
2361
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Appearance |
White to light yellow solid powder
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Density |
1.3±0.1 g/cm3
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Boiling Point |
460.9±45.0 °C at 760 mmHg
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Melting Point |
185-189 °C
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Flash Point |
215.8±22.3 °C
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Vapour Pressure |
0.0±1.1 mmHg at 25°C
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Index of Refraction |
1.695
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LogP |
4.79
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Hydrogen Bond Donor Count |
0
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Hydrogen Bond Acceptor Count |
2
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Rotatable Bond Count |
1
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Heavy Atom Count |
21
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Complexity |
433
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Defined Atom Stereocenter Count |
0
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InChi Key |
OUGIDAPQYNCXRA-UHFFFAOYSA-N
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InChi Code |
InChI=1S/C19H12O2/c20-16-12-18(14-7-2-1-3-8-14)21-17-11-10-13-6-4-5-9-15(13)19(16)17/h1-12H
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Chemical Name |
3-phenylbenzo[f]chromen-1-one
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Synonyms |
beta-Naphthoflavone beta-NF
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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 : ~25 mg/mL (~91.81 mM)
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Solubility (In Vivo) |
Solubility in Formulation 1: 1 mg/mL (3.67 mM) in 10% DMSO + 40% PEG300 + 5% Tween80 + 45% Saline (add these co-solvents sequentially from left to right, and one by one), suspension solution; with sonication.
For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 10.0 mg/mL clear DMSO stock solution to 400 μL of PEG300 and mix evenly; then add 50 μL of Tween-80 to the above solution and mix evenly; then add 450 μL of 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. Solubility in Formulation 2: ≥ 1 mg/mL (3.67 mM) (saturation unknown) in 10% DMSO + 90% Corn Oil (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 10.0 mg/mL clear DMSO stock solution to 900 μL of corn oil and mix evenly.  (Please use freshly prepared in vivo formulations for optimal results.) |
Preparing Stock Solutions | 1 mg | 5 mg | 10 mg | |
1 mM | 3.6724 mL | 18.3621 mL | 36.7242 mL | |
5 mM | 0.7345 mL | 3.6724 mL | 7.3448 mL | |
10 mM | 0.3672 mL | 1.8362 mL | 3.6724 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.