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Meropenem trihydrate (SM 7338)

Alias: Meropenem trihydrate; Meropenem hydrate; ICI 194660; ICI-194660; ICI194660; SM-7338; SM 7338; SM7338; Vabomere.
Cat No.:V33625 Purity: ≥98%
Meropenem trihydrate (SM-7338;ICI-194660;SM7338;ICI194660;Vabomere; Merrem), the trihydrated form of meropenem which is a beta-lactam antibiotic of the carbapenem class, is an ultra-broad-spectrum injectable β-lactam antibiotic used to treat a wide variety of infections.
Meropenem trihydrate (SM 7338)
Meropenem trihydrate (SM 7338) Chemical Structure CAS No.: 119478-56-7
Product category: Bacterial
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
50mg
100mg
250mg
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1g
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Other Forms of Meropenem trihydrate (SM 7338):

  • Meropenem (SM 7338)
  • Meropenem-d6 (SM 7338-d6)
Official Supplier of:
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Product Description

Meropenem trihydrate (SM-7338; ICI-194660; SM7338; ICI194660; Vabomere; Merrem), the trihydrated form of meropenem which is a beta-lactam antibiotic of the carbapenem class, is an ultra-broad-spectrum injectable β-lactam antibiotic used to treat a wide variety of infections.

Biological Activity I Assay Protocols (From Reference)
Targets
β-lactam
ln Vitro
Meropenem functions by binding to and deactivating penicillin-binding proteins (PBPs), thereby inhibiting the synthesis of bacterial cell walls. Meropenem is intrinsically stable against dehydropeptidase-1 (DHP-1) degradation. While Meropenem exhibits broad-spectrum in vitro activity against a variety of Gram-positive, Gram-negative, and anaerobic bacteria, it is ineffective against methicillin-resistant Staphylococcus aureus, Enterococcus faecium, and Stenotrophomonas maltophilia[2].
ln Vivo
The incidence of pancreatic infection is significantly reduced by treatment with meropenem (60 mg/kg; intraperitoneal injection; once; SD rats)[3].
Animal Protocol
Animal Model: Acute necrotizing pancreatitis was induced in male Sprague-Dawley rats weighing 250–350 g.
Dosage: 60 mg/kg
Administration: Intraperitoneal injection; once
Result: The incidence of pancreatic infection was significantly decreased.
References

[1]. J Antimicrob Chemother. 1989 Sep;24 Suppl A:183-6.

[2]. Drugs. 2007;67(7):1027-52.

[3]. Pancreas. 2003 Oct;27(3):247-52.

[4]. J Antimicrob Chemother.1995 Jul;36 Suppl A:1-17.

[5]. J Antimicrob Chemother.1989 Sep;24 Suppl A:9-29.

[6]. Pharm Res.2001 Sep;18(9):1320-6.

These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C17H31N3O8S
Molecular Weight
437.51
Elemental Analysis
C, 46.67; H, 7.14; N, 9.60; O, 29.25; S, 7.33
CAS #
119478-56-7
Related CAS #
Meropenem;96036-03-2;Meropenem-d6;1217976-95-8
Appearance
Solid powder
SMILES
O=C(C(N12)=C(S[C@@H]3CN[C@H](C(N(C)C)=O)C3)[C@H](C)[C@]2([H])[C@@H]([C@H](O)C)C1=O)O.[H]O[H].[H]O[H].[H]O[H]
InChi Key
CTUAQTBUVLKNDJ-OBZXMJSBSA-N
InChi Code
InChI=1S/C17H25N3O5S.3H2O/c1-7-12-11(8(2)21)16(23)20(12)13(17(24)25)14(7)26-9-5-10(18-6-9)15(22)19(3)4;;;/h7-12,18,21H,5-6H2,1-4H3,(H,24,25);3*1H2/t7-,8-,9+,10+,11-,12-;;;/m1.../s1
Chemical Name
(4R,5S,6S)-3-(((3S,5S)-5-(dimethylcarbamoyl)pyrrolidin-3-yl)thio)-6-((R)-1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid trihydrate
Synonyms
Meropenem trihydrate; Meropenem hydrate; ICI 194660; ICI-194660; ICI194660; SM-7338; SM 7338; SM7338; Vabomere.
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

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 (~228.57 mM)
H2O : ~12.5 mg/mL (~28.57 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.5 mg/mL (5.71 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 (5.71 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.

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Solubility in Formulation 3: ≥ 2.5 mg/mL (5.71 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.


Solubility in Formulation 4: 100 mg/mL (228.57 mM) in PBS (add these co-solvents sequentially from left to right, and one by one), clear solution; with ultrasonication.

 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 2.2857 mL 11.4283 mL 22.8566 mL
5 mM 0.4571 mL 2.2857 mL 4.5713 mL
10 mM 0.2286 mL 1.1428 mL 2.2857 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.

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  • 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.

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