Size | Price | Stock | Qty |
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100mg |
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250mg |
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500mg |
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1g |
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10g |
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Other Sizes |
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ADME/Pharmacokinetics |
Metabolism / Metabolites
Tiratricol is a metabolite of T4. |
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Toxicity/Toxicokinetics |
Toxicity Summary
Tiratricol is a naturally occurring metabolite of T4 (thyroxine) and a structural analog of T3 (triiodothyronine). Low concentrations of tiratricol are found in plasma, but tiratricol has no known role in thyroid physiology. Tiratricol has a high affinity for T3 receptors and suppresses thyroid stimulating hormone (TSH) secretion at therapeutic doses without causing significant peripheral effects, such as increased basal metabolism rate and heart rate. Tiratricol might lower total and LDL cholesterol, and stimulate bone formation. About 67% of an oral dose of tiratricol is absorbed; the half-life is 6 hours. (L2139) Serum sex hormone-binding globulin levels increased 55 +/- 13% with tiratricol, indicating an augmented hepatic response to tiratricol. Tiratricol had effected the cardiovascular function. Tiratricol has distinct augmented hepatic and skeletal thyromimetic actions of potential therapeutic value. (A15458) |
References |
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Additional Infomation |
Tiratricol is a monocarboxylic acid that is (4-hydroxy-3,5-diiodophenyl)acetic acid in which the phenolic hydroxy group has been replaced by a 4-hydroxy-3-iodophenoxy group. It is a thyroid hormone analogue that has been used in the treatment of thyroid hormone resistance syndrome. It has a role as a thyroid hormone, an antiviral agent, an EC 1.3.5.2 [dihydroorotate dehydrogenase (quinone)] inhibitor, a nutraceutical, a human metabolite and an anti-obesity agent. It is an aromatic ether, a monocarboxylic acid, an organoiodine compound and a member of phenols.
A metabolite of T3 and T4 thyroid hormones; promoted for hyperlipidemia, localized lipodystrophy, and obesity. Tiratricol has been used in trials studying the treatment of Allan-Herndon-Dudley Syndrome. Tiratricol (also known as TRIAC or triiodothyroacetic acid) is a thyroid hormone analogue. It is indicated in the management of thyroid hormone resistance syndrome and is used, in combination with levothyroxine, to suppress thyroid-stimulating hormone production in patients with thyroid cancer. It has been investigated for use in reducing goiter. It has also shown some effectiveness in reducing the atrophy caused when using corticosteroids. Tiratricol has also been widely marketed, under various trade names, as a weight loss aid. In 1999 and 2000, the United States Food and Drug Administration and Health Canada both issued warnings to the public regarding the use of dietary supplements containing tiratricol. Tiratricol is not approved for sale in Canada or the United States. It was once an approved drug in Brazil, but its marketing authorization was suspended in 2003, effectively prohibiting its sale. (Wikipedia) |
Molecular Formula |
C14H9I3O4
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Molecular Weight |
621.9354
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Exact Mass |
621.763
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CAS # |
51-24-1
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Related CAS # |
1477-04-9 (hydrochloride salt)
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PubChem CID |
5803
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Appearance |
White to off-white solid powder
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Density |
2.5±0.1 g/cm3
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Boiling Point |
531.6±50.0 °C at 760 mmHg
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Melting Point |
181.5ºC
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Flash Point |
275.3±30.1 °C
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Vapour Pressure |
0.0±1.5 mmHg at 25°C
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Index of Refraction |
1.767
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LogP |
5.47
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Hydrogen Bond Donor Count |
2
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Hydrogen Bond Acceptor Count |
4
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Rotatable Bond Count |
4
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Heavy Atom Count |
21
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Complexity |
356
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Defined Atom Stereocenter Count |
0
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InChi Key |
UOWZUVNAGUAEQC-UHFFFAOYSA-N
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InChi Code |
InChI=1S/C14H9I3O4/c15-9-6-8(1-2-12(9)18)21-14-10(16)3-7(4-11(14)17)5-13(19)20/h1-4,6,18H,5H2,(H,19,20)
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Chemical Name |
2-[4-(4-hydroxy-3-iodophenoxy)-3,5-diiodophenyl]acetic acid
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Synonyms |
triiodothyroacetic acid; TRIAC; Tiratricol
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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 : ≥ 42 mg/mL (~67.53 mM)
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Solubility (In Vivo) |
Solubility in Formulation 1: ≥ 2.5 mg/mL (4.02 mM) (saturation unknown) in 10% DMSO + 40% PEG300 + 5% Tween80 + 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. Solubility in Formulation 2: ≥ 2.5 mg/mL (4.02 mM) (saturation unknown) in 10% DMSO + 90% (20% SBE-β-CD in 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 900 μL of 20% SBE-β-CD physiological saline solution and mix evenly. Preparation of 20% SBE-β-CD in Saline (4°C,1 week): Dissolve 2 g SBE-β-CD in 10 mL saline to obtain a clear solution. View More
Solubility in Formulation 3: ≥ 2.5 mg/mL (4.02 mM) (saturation unknown) in 10% DMSO + 90% Corn Oil (add these co-solvents sequentially from left to right, and one by one), clear solution. |
Preparing Stock Solutions | 1 mg | 5 mg | 10 mg | |
1 mM | 1.6079 mL | 8.0394 mL | 16.0787 mL | |
5 mM | 0.3216 mL | 1.6079 mL | 3.2157 mL | |
10 mM | 0.1608 mL | 0.8039 mL | 1.6079 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.