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Atorvastatin Calcium

Alias: Atorvastatin; CI 981; atorvastatin calcium trihydrate; atorvastatin, CI-981; CI981; Atorvastatin hemicalcium; calcium salt; trade name:liptonorm
Cat No.:V0928 Purity: ≥98%
Atorvastatin Calcium (CI-981; CI981; Atorvastatin hemicalcium; liptonorm),an approved blockbuster drug of the statin class of LDL cholesterol-lowering/hypolipidemic medications, is a potent and selectiveinhibitor of HMG-CoA reductase with anti-hyperlipidemic effects.
Atorvastatin Calcium
Atorvastatin Calcium Chemical Structure CAS No.: 134523-03-8
Product category: HMG-CoA Reductase
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
50mg
100mg
250mg
500mg
1g
Other Sizes

Other Forms of Atorvastatin Calcium:

  • Atorvastatin
  • Atorvastatin hemicalcium trihydrate
Official Supplier of:
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Top Publications Citing lnvivochem Products
Purity & Quality Control Documentation

Purity: ≥98%

Product Description

Atorvastatin Calcium (CI-981; CI981; Atorvastatin hemicalcium; liptonorm), an approved blockbuster drug of the statin class of LDL cholesterol-lowering/hypolipidemic medications, is a potent and selective inhibitor of HMG-CoA reductase with anti-hyperlipidemic effects. Atorvastatin isthe best-selling drug in the history of pharmaceuticals with a total of around US$130 billion for Pfizer during its 14 years on the market, making it the world's bestselling drug of all time. It acts by blocking the production of cholesterol. Atorvastatin is used primarily for lowering blood cholesterol and for prevention of events associated with cardiovascular disease.

Biological Activity I Assay Protocols (From Reference)
ln Vitro
After myocardial infarction, atorvastatin treatment reduces myocardial cell apoptosis by downregulating the expression of GRP78, caspase-12, and CHOP in myocardial cells. Additionally, heart failure and angiotensin II (Ang II) stimulation trigger endoplasmic reticulum (ER) stress[4].
ln Vivo
In the Ang II-induced ApoE-/- mice, atorvastatin (20–30 mg/kg; oral gavage; once daily; for 28 days; ApoE−/− mice) treatment dramatically reduces the amount of apoptotic cells, the activation of Caspase12 and Bax, and endoplasmic reticulum (ER) stress signaling proteins. After taking atorvastatin, proinflammatory cytokines like IL-6, IL-8, and IL-1β are all noticeably inhibited[5].
Animal Protocol
Animal/Disease Models: Forty 8weeks old ApoE− /− mice induced with angiotensin II (Ang II)[5]
Doses: 20 mg/kg, 30 mg/kg
Route of Administration: po (oral gavage); one time/day; for 28 days
Experimental Results: Dramatically decreased ER stress signaling proteins, the number of apoptotic cells, and the activation of Caspase12 and Bax in the Ang II-induced ApoE−/− mice. Proinflammatory cytokines such as IL-6, IL-8, IL-1β were all remarkably inhibited
References
[1]. Santodomingo-Garzón T, et al. Atorvastatin inhibits inflammatory hypernociception. Br J Pharmacol. 2006 Sep;149(1):14-22.
[2]. Turner NA, et al. Comparison of the efficacies of five different statins on inhibition of human saphenous vein smooth muscle cell proliferation and invasion. J Cardiovasc Pharmacol. 2007 Oct;50(4):458-61.
[3]. Nawrocki, J.W., et al., Reduction of LDL cholesterol by 25% to 60% in patients with primary hypercholesterolemia by atorvastatin, a new HMG-CoA reductase inhibitor. Arterioscler Thromb Vasc Biol, 1995. 15(5): p. 678-82.
[4]. Song XJ, et al. Atorvastatin inhibits myocardial cell apoptosis in a rat model with post-myocardial infarction heart failure by downregulating ER stress response. Int J Med Sci. 2011;8(7):564-72.
[5]. Li Y, et al. Inhibition of endoplasmic reticulum stress signaling pathway: A new mechanism of statins to suppress the development of abdominal aortic aneurysm. PLoS One. 2017 Apr 3;12(4):e0174821.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
2(C33H34FN2O5).CA
Molecular Weight
1155.34
CAS #
134523-03-8
Related CAS #
Atorvastatin;134523-00-5;Atorvastatin hemicalcium trihydrate;344920-08-7
Appearance
Typically exists as solids (or liquids in special cases) at room temperature
SMILES
FC1C([H])=C([H])C(=C([H])C=1[H])C1=C(C2C([H])=C([H])C([H])=C([H])C=2[H])C(C(N([H])C2C([H])=C([H])C([H])=C([H])C=2[H])=O)=C(C([H])(C([H])([H])[H])C([H])([H])[H])N1C([H])([H])C([H])([H])[C@]([H])(C([H])([H])[C@]([H])(C([H])([H])C(=O)O[H])O[H])O[H]
Synonyms
Atorvastatin; CI 981; atorvastatin calcium trihydrate; atorvastatin, CI-981; CI981; Atorvastatin hemicalcium; calcium salt; trade name:liptonorm
HS Tariff Code
2934.99.9001
Storage

Powder      -20°C    3 years

                     4°C     2 years

In solvent   -80°C    6 months

                  -20°C    1 month

Note: Please store this product in a sealed and protected environment, avoid exposure to moisture.
Shipping Condition
Room temperature (This product is stable at ambient temperature for a few days during ordinary shipping and time spent in Customs)
Solubility Data
Solubility (In Vitro)
DMSO: 100 mg/mL (86.6 mM)
Water:<1 mg/mL
Ethanol:<1 mg/mL
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.5 mg/mL (4.33 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 (4.33 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 25.0 mg/mL clear DMSO stock solution to 900 μL of corn oil and mix evenly.

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Solubility in Formulation 3: 5% DMSO+castor oil:23 mg/mL


 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 0.8655 mL 4.3277 mL 8.6555 mL
5 mM 0.1731 mL 0.8655 mL 1.7311 mL
10 mM 0.0866 mL 0.4328 mL 0.8655 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.

Calculator

Molarity Calculator allows you to calculate the mass, volume, and/or concentration required for a solution, as detailed below:

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An example of molarity calculation using the molarity calculator is shown below:
What is the mass of compound required to make a 10 mM stock solution in 5 ml of DMSO given that the molecular weight of the compound is 350.26 g/mol?
  • Enter 350.26 in the Molecular Weight (MW) box
  • Enter 10 in the Concentration box and choose the correct unit (mM)
  • Enter 5 in the Volume box and choose the correct unit (mL)
  • Click the “Calculate” button
  • The answer of 17.513 mg appears in the Mass box. In a similar way, you may calculate the volume and concentration.

Dilution Calculator allows you to calculate how to dilute a stock solution of known concentrations. For example, you may Enter C1, C2 & V2 to calculate V1, as detailed below:

What volume of a given 10 mM stock solution is required to make 25 ml of a 25 μM solution?
Using the equation C1V1 = C2V2, where C1=10 mM, C2=25 μM, V2=25 ml and V1 is the unknown:
  • Enter 10 into the Concentration (Start) box and choose the correct unit (mM)
  • Enter 25 into the Concentration (End) box and select the correct unit (mM)
  • Enter 25 into the Volume (End) box and choose the correct unit (mL)
  • Click the “Calculate” button
  • The answer of 62.5 μL (0.1 ml) appears in the Volume (Start) box
g/mol

Molecular Weight Calculator allows you to calculate the molar mass and elemental composition of a compound, as detailed below:

Note: Chemical formula is case sensitive: C12H18N3O4  c12h18n3o4
Instructions to calculate molar mass (molecular weight) of a chemical compound:
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Definitions of molecular mass, molecular weight, molar mass and molar weight:
  • Molecular mass (or molecular weight) is the mass of one molecule of a substance and is expressed in the unified atomic mass units (u). (1 u is equal to 1/12 the mass of one atom of carbon-12)
  • Molar mass (molar weight) is the mass of one mole of a substance and is expressed in g/mol.
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Reconstitution Calculator allows you to calculate the volume of solvent required to reconstitute your vial.

  • Enter the mass of the reagent and the desired reconstitution concentration as well as the correct units
  • Click the “Calculate” button
  • The answer appears in the Volume (to add to vial) box
In vivo Formulation Calculator (Clear solution)
Step 1: Enter information below (Recommended: An additional animal to make allowance for loss during the experiment)
Step 2: Enter in vivo formulation (This is only a calculator, not the exact formulation for a specific product. Please contact us first if there is no in vivo formulation in the solubility section.)
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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.

Clinical Trial Information
NCT Number Recruitment interventions Conditions Sponsor/Collaborators Start Date Phases
NCT05464628 Completed Drug: Atorvastatin
Drug: ASC42
Healthy Gannex Pharma Co., Ltd. August 8, 2022 Phase 1
NCT01645410 Completed Drug: Atorvastatin Calcium
Tablets, 40 mg
Healthy Dr. Reddy's Laboratories Limited March 2009 Phase 1
NCT03247400 Completed Drug: 1% atorvastatin calcium
salt ointment
Non-segmental Vitiligo Nicolaus Copernicus University December 1, 2016 Phase 1
Phase 2
NCT01555632 Withdrawn Drug: atorvastatin calcium
Drug: placebo
Recurrent Prostate Cancer
Stage I Prostate Cancer
University of Nebraska March 2012 Not Applicable
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