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  3. Omeprazole sodium

Omeprazole sodium  (Synonyms: H 16868 sodium)

Cat. No.: HY-B0113A Purity: 99.10%
Handling Instructions Technical Support

Omeprazole (H 16868) sodium is an orally active H+,K+-ATPase inhibitor and a proton pump inhibitor. Omeprazole sodium competitively inhibits CYP2C19, CYP3A4, and CYP2C9 activity. Omeprazole sodium inhibits gastric acid secretion and can be used for acid-related gastrointestinal disorders. Omeprazole sodium inhibits pancreatic cancer cell proliferation, induces apoptosis, autophagosome accumulation (elevated LC3-I and LC3-II levels), oxidative stress, and cytogenetic imbalance, modulates lysosomal transport, reduces inflammatory cytokines. Omeprazole sodium alters small intestinal morphology and magnesium absorption, and induces gastric mucosa morphologic changes. Omeprazole sodium aslo has neuroprotective and antibacterial effects.

For research use only. We do not sell to patients.

Omeprazole sodium

Omeprazole sodium Chemical Structure

CAS No. : 95510-70-6

Size Price Stock Quantity
Solid + Solvent (Highly Recommended)
10 mM * 1 mL in DMSO
ready for reconstitution
In-stock
Solution
10 mM * 1 mL in DMSO In-stock
Solid
100 mg In-stock
500 mg In-stock
1 g   Get quote  
5 g   Get quote  

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Customer Review

Based on 8 publication(s) in Google Scholar

Other Forms of Omeprazole sodium:

Top Publications Citing Use of Products
  • Biological Activity

  • Purity & Documentation

  • References

  • Customer Review

Description

Omeprazole (H 16868) sodium is an orally active H+,K+-ATPase inhibitor and a proton pump inhibitor. Omeprazole sodium competitively inhibits CYP2C19, CYP3A4, and CYP2C9 activity. Omeprazole sodium inhibits gastric acid secretion and can be used for acid-related gastrointestinal disorders. Omeprazole sodium inhibits pancreatic cancer cell proliferation, induces apoptosis, autophagosome accumulation (elevated LC3-I and LC3-II levels), oxidative stress, and cytogenetic imbalance, modulates lysosomal transport, reduces inflammatory cytokines. Omeprazole sodium alters small intestinal morphology and magnesium absorption, and induces gastric mucosa morphologic changes. Omeprazole sodium aslo has neuroprotective and antibacterial effects[1][2][3][4][5].

In Vitro

Omeprazole sodium (15 min) competitively inhibits CYP2C9 activity in pooled human liver microsomes with a Ki of 16.4 μM[1].
Omeprazole sodium (20 min) competitively inhibits CYP2C19 activity in pooled human liver microsomes with a Ki of 2.4-6.2 μM μM[1].
Omeprazole sodium (15 min) does not significantly inhibit CYP2D6 activity in pooled human liver microsomes, with an IC50 >200 μM[1].
Omeprazole sodium (15 min) competitively inhibits CYP3A4 activity in pooled human liver microsomes with a Ki of 41.9 μM[1].
Omeprazole sodium (0-200 μg/mL; 4 days) inhibits proliferation of MiaPaCa-2, ASPC-1, Panc-1, Colo357, PancTu-1, and Panc89 human pancreatic cancer cell lines in a dose-dependent manner with IC50 values ranging from 9.1 to 42.4 μg/mL[2].
Omeprazole sodium (80 μg/mL; 30 min-24 ) does not cause consistent intralysosomal pH changes in MiaPaCa-2 and ASPC-1 human pancreatic cancer cell lines, but increases acidity in ASPC-1 cells and decreases acidity in MiaPaCa-2 cells after 24 hours of incubation at 80 μg/mL[2].
Omeprazole sodium (80-160 μg/mL; 24 h) induces accumulation of early autophagic markers (phagophores and autophagosomes) in MiaPaCa-2 and ASPC-1 human pancreatic cancer cell lines, and induces apoptosis in ASPC-1 cells[2].
Omeprazole sodium (80 μg/mL; 24 h) accumulates intracellularly in MiaPaCa-2 and ASPC-1 human pancreatic cancer cell lines, and induces changes in fatty acid and phospholipid metabolism[2].
Omeprazole sodium (80 μg/mL; 24 h) alters the distribution of lysosomal markers and reduces Golgi complex marker expression in MiaPaCa-2 human pancreatic cancer cells, indicating disruption of the lysosomal transport pathway without accumulating in lysosomes or the Golgi complex[2].
Omeprazole sodium (40-160 μg/mL; 24 h) induces autophagy in a dose-dependent manner with elevated LC3-I and LC3-II levels, and impairs autophagosome turnover in MiaPaCa-2 and ASPC-1 human pancreatic cancer cell lines[2].
Omeprazole sodium (80 μg/mL; 6-24 h) alters gene expression in ASPC-1 and MiaPaCa-2 human pancreatic cancer cell lines, downregulating bad and survivin and upregulating mdr-1 in ASPC-1 cells[2].
Omeprazole sodium (80 μg/mL; 24 h) activates autophagy via upregulation of Atg12 in MiaPaCa-2 and ASPC-1 human pancreatic cancer cell lines, and upregulates pro-apoptotic Puma in ASPC-1 cells[2].
Omeprazole sodium generate sulfone, sulfite
and hydroxy-omeprazole, compounds that can generate more oxidative damage [3].
Omeprazole sodium exerts toxicogenic effects in Allium cepa plant cells, as well as Saccharomyces cerevisiae and murine Sarcoma 180 cells[3].
Omeprazole sodium (200-300 mg/L) results in a
dose-dependent inhibition of E.faecalis at time zero[6].
Omeprazole sodium (200 mg/L) inhibits S. aureus at both time zero and 2 h[6].

MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

In Vivo

Omeprazole (20 mg/kg; s.c.; daily; 12-24 weeks) sodium in male Sprague-Dawley rats induces small intestinal inflammation, villous atrophy, tight junction narrowing, and systemic magnesium deficiency with hypomagnesemia[4].
Omeprazole sodium prevents Oxaliplatin (HY-17371)-induced peripheral neuropathy in Rattus norvegicus[5].
Omeprazole sodium reduces the levels of the inflammatory cytokines, tumor necrosis factor-α, interleukin-1β, and interleukin-6, in sciatic nerve-ligated mice[5].

MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

Molecular Weight

367.40

Formula

C17H18N3NaO3S

CAS No.
Appearance

Solid

Color

White to off-white

SMILES

O=S(C1=NC2=CC=C(OC)C=C2N1[Na])CC3=NC=C(C)C(OC)=C3C

Shipping

Room temperature in continental US; may vary elsewhere.

Storage

4°C, sealed storage, away from moisture

*In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)

Solvent & Solubility
In Vitro: 

H2O : 100 mg/mL (272.18 mM; Need ultrasonic)

DMSO : 100 mg/mL (272.18 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 2.7218 mL 13.6091 mL 27.2183 mL
5 mM 0.5444 mL 2.7218 mL 5.4437 mL
View the Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.

  • Molarity Calculator

  • Dilution Calculator

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

Mass
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Volume
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Molecular Weight *

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

Concentration (start)

C1

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In Vivo:

Select the appropriate dissolution method based on your experimental animal and administration route.

For the following dissolution methods, please ensure to first prepare a clear stock solution using an In Vitro approach and then sequentially add co-solvents:
To ensure reliable experimental results, the clarified stock solution can be appropriately stored based on storage conditions. As for the working solution for in vivo experiments, it is recommended to prepare freshly and use it on the same day.
The percentages shown for the solvents indicate their volumetric ratio in the final prepared solution. If precipitation or phase separation occurs during preparation, heat and/or sonication can be used to aid dissolution.

  • Protocol 1

    Add each solvent one by one:  10% DMSO    40% PEG300    5% Tween-80    45% Saline

    Solubility: ≥ 2.5 mg/mL (6.80 mM); Clear solution

    This protocol yields a clear solution of ≥ 2.5 mg/mL (saturation unknown).

    Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (25.0 mg/mL) to 400 μL PEG300, and mix evenly; then add 50 μL Tween-80 and mix evenly; then add 450 μL Saline to adjust the volume to 1 mL.

    Preparation of Saline: Dissolve 0.9 g sodium chloride in ddH₂O and dilute to 100 mL to obtain a clear Saline solution.
  • Protocol 2

    Add each solvent one by one:  10% DMSO    90% (20% SBE-β-CD in Saline)

    Solubility: ≥ 2.5 mg/mL (6.80 mM); Clear solution

    This protocol yields a clear solution of ≥ 2.5 mg/mL (saturation unknown).

    Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (25.0 mg/mL) to 900 μL 20% SBE-β-CD in Saline, and mix evenly.

    Preparation of 20% SBE-β-CD in Saline (4°C, storage for one week): 2 g SBE-β-CD powder is dissolved in 10 mL Saline, completely dissolve until clear.
In Vivo Dissolution Calculator
Please enter the basic information of animal experiments:

Dosage

mg/kg

Animal weight
(per animal)

g

Dosing volume
(per animal)

μL

Number of animals

Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
Calculation results:
Working solution concentration: mg/mL
This product has good water solubility, please refer to the measured solubility data in water/PBS/Saline for details.
The concentration of the stock solution you require exceeds the measured solubility. The following solution is for reference only.If necessary, please contact MedChemExpress (MCE).
Purity & Documentation

Purity: 99.10%

References

Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

Optional Solvent Concentration Solvent Mass 1 mg 5 mg 10 mg 25 mg
H2O / DMSO 1 mM 2.7218 mL 13.6091 mL 27.2183 mL 68.0457 mL
5 mM 0.5444 mL 2.7218 mL 5.4437 mL 13.6091 mL
10 mM 0.2722 mL 1.3609 mL 2.7218 mL 6.8046 mL
15 mM 0.1815 mL 0.9073 mL 1.8146 mL 4.5364 mL
20 mM 0.1361 mL 0.6805 mL 1.3609 mL 3.4023 mL
25 mM 0.1089 mL 0.5444 mL 1.0887 mL 2.7218 mL
30 mM 0.0907 mL 0.4536 mL 0.9073 mL 2.2682 mL
40 mM 0.0680 mL 0.3402 mL 0.6805 mL 1.7011 mL
50 mM 0.0544 mL 0.2722 mL 0.5444 mL 1.3609 mL
60 mM 0.0454 mL 0.2268 mL 0.4536 mL 1.1341 mL
80 mM 0.0340 mL 0.1701 mL 0.3402 mL 0.8506 mL
100 mM 0.0272 mL 0.1361 mL 0.2722 mL 0.6805 mL

* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.

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    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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