Molekula
Tobramycin sulfate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Tobramycin sulfate is an aminoglycoside antibiotic used primarily to treat bacterial infections, particularly those caused by Gram-negative organisms. It is also formulated into ophthalmic solutions for eye infections. This chemical has a CAS number of 79645-27-5, with the molecular formula C18H39N5O13S and a molecular weight of 565.59. It must be stored between 2 to 8°C and carries a **Danger** signal word due to its toxicity. Molekula supplies Tobramycin sulfate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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100 mg — £35.00 per pack ex VAT · £42.00 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White to off-white powder |
| Water | 2% max |
| Heavy metals | <30ppm |
| pH | 6 - 8 |
| Assay | 634 - 739ug/mg |
| Sulphated Ash | <1.0% |
| Ethanol | <5000ppm |
| Bacterial endotoxins | 2.0EU/mg max |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 40261901 |
| CAS Number | 79645-27-5 |
| IUPAC Name | 4-amino-2-[4,6-diamino-3-[3-amino-6-(aminomethyl)-5-hydroxyoxan-2-yl]oxy-2-hydroxycyclohexyl]oxy-6-(hydroxymethyl)oxane-3,5-diol;sulfuric acid |
| Molecular Formula | C18H39N5O13S |
| Molecular Weight | 565.59 |
| Exact Mass | 565.2265 |
| SMILES | C1C(C(C(C(C1N)OC2C(C(C(C(O2)CO)O)N)O)O)OC3C(CC(C(O3)CN)O)N)N.OS(=O)(=O)O |
| InChIKey | ZEUUPKVZFKBXPW-UHFFFAOYSA-N |
| InChI | InChI=1S/C18H37N5O9.H2O4S/c19-3-9-8(25)2-7(22)17(29-9)31-15-5(20)1-6(21)16(14(15)28)32-18-13(27)11(23)12(26)10(4-24)30-18;1-5(2,3)4/h5-18,24-28H,1-4,19-23H2;(H2,1,2,3,4) |
| PubChem CID | 54413 |
| REACH Code | Y110 |
| HTS Code | 29419010 |
| Tariff Code | 2941900090 |
Safety & GHS
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Health Hazard
GHS07
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Serious Health Hazard
GHS08
Hazard statements
- H302 + H312 + H332 Harmful if swallowed, in contact with skin or if inhaled
- H317 May cause an allergic skin reaction
- H360D May harm the unborn child
- H412 Harmful to aquatic life with long lasting effects
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P302+352 IF ON SKIN: Wash with soap and water
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- Nebramycin Factor 6 (sulfate);Deoxykanamycin B (sulfate)
- Obracine
- s5533
- TOBRAMYCIN SULFATE, U.S.P.
- ZEUUPKVZFKBXPW-UHFFFAOYSA-N
Frequently asked questions
What is tobramycin sulfate used for?
Tobramycin sulfate is primarily used as an antibiotic to treat bacterial infections, particularly those caused by *Pseudomonas aeruginosa*, in both topical (eye/ear drops) and systemic formulations.
What is the chemical formula and molecular weight of tobramycin sulfate?
The chemical formula is **C₁₈H₃₉N₅O₁₃S** and the molecular weight is **565.59 g/mol**.
How should tobramycin sulfate be stored?
Store at **2–8°C** to maintain stability and potency. Avoid exposure to light and moisture.
What grades or purity levels of tobramycin sulfate does Molekula supply?
We supply **pharmaceutical-grade tobramycin sulfate** (typically ≥95% purity) suitable for research, development, and manufacturing applications.
Can Molekula supply tobramycin sulfate in bulk quantities?
Yes, we offer bulk quantities of tobramycin sulfate, with flexible packaging options (e.g., drums, bags) based on customer requirements.
What documentation is provided with a tobramycin sulfate order?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** for traceability.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.