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Description: Aminoglycoside antibiotic
Chemical Name: O-3-Amino-3-deoxy-α-D-glucopyranosyl-(1-6)-O-[2,6-diamino-2,3,6-trideoxy-α-D-ribohexopyranosyl-(1-4)]-2-deoxy-D-streptamine
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Biological Activity for Tobramycin

Tobramycin is an aminoglycoside antibiotic. Exhibits antibacterial activity against strains of Enterobacteriaceae, Pseudomonas and Staphylococcus aureus. Shown to protect lung epithelial cells in vitro against injury from cystic fibrosis bronchial secretions and H2O2.

Technical Data for Tobramycin

M. Wt 467.52
Formula C18H37N5O9
Storage Store at +4°C
CAS Number 32986-56-4
PubChem ID 36294
Smiles O[C@H]1C[C@@H](N)[C@](O[C@@H]2[C@@H](N)C[C@@H](N)[C@H](O[C@@]3([H])O[C@H](CO)[C@@H](O)[C@H](N)[C@H]3O)[C@H]2O)([H])O[C@@H]1CN

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.

Tocris products are intended for laboratory research use only, unless stated otherwise.

Solubility Data for Tobramycin

Solvent Max Conc. mg/mL Max Conc. mM
water 46.75 100

Preparing Stock Solutions for Tobramycin

The following data is based on the product molecular weight 467.52. Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Select a batch to recalculate based on the batch molecular weight:
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 2.14 mL 10.69 mL 21.39 mL
5 mM 0.43 mL 2.14 mL 4.28 mL
10 mM 0.21 mL 1.07 mL 2.14 mL
50 mM 0.04 mL 0.21 mL 0.43 mL

Molarity Calculator

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References for Tobramycin

References are publications that support the biological activity of the product.

Dienstag and Neu (1972) In vitro studies of tobramycin, an aminoglycoside antibiotic. Antimicrob.Agents Chemother. 1 41 PMID: 4670427

Cantin and Woods (1993) Protection by antibiotics against myeloperoxidase-dependent cytotoxicity to lung epithelial cells in vitro. PMID: 8380814

If you know of a relevant reference for Tobramycin, please let us know.

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Keywords: Tobramycin, Tobramycin supplier, aminoglycoside, antibiotics, antibacterial, Antibiotics, 5390, Tocris Bioscience

Citations for Tobramycin

Citations are publications that use Tocris products.

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Reviews for Tobramycin

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Mechanism of action of tobramycin studied against gentamicin and neomycin m/a.
By Anonymous on 11/30/2019
Species: Human

Mechanism of action of tobramycin was studied along with other aminoglycoside antibiotics such as neomycin and gentamicin.Clinical isolate of P. aeruginosa, PAO1 (PAO1-RH) used to do susceptibility tests.

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