Molekula
Retapamulin
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
Retapamulin is a semi-synthetic pleuromutilin antibiotic used for the topical treatment of bacterial skin infections, particularly those caused by Gram-positive pathogens. It functions by inhibiting bacterial protein synthesis. Available in powder form with a molecular formula of C30H47NO4S, a molecular weight of 517.76 g/mol, and a recommended storage temperature of -15 to -20 °C. It carries a signal word of Warning due to potential hazards. Molekula supplies Retapamulin 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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250 mg — $97.00 per pack
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 powder |
| Melting Point | 125 - 130 ℃ |
| Heavy metals | ≤20ppm |
| Single Impurity | ≤0.5% |
| Identification | HNMR |
| Loss on Drying | ≤0.5% |
| Residue on Ignition | ≤0.5% |
| Assay HPLC | ≥99.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | -15 to -20 °C |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 89984827 |
| CAS Number | 224452-66-8 |
| IUPAC Name | [(1S,2R,3S,4S,6R,7R,8R,14R)-4-ethenyl-3-hydroxy-2,4,7,14-tetramethyl-9-oxo-6-tricyclo[5.4.3.01,8]tetradecanyl] 2-[[(1R,5S)-8-methyl-8-azabicyclo[3.2.1]octan-3-yl]sulfanyl]acetate |
| Molecular Formula | C30H47NO4S |
| Molecular Weight | 517.76 |
| Exact Mass | 517.3226 |
| SMILES | C[C@@H]1CC[C@@]23CCC(=O)[C@H]2[C@@]1([C@@H](C[C@@]([C@H]([C@@H]3C)O)(C)C=C)OC(=O)CSC4C[C@H]5CC[C@@H](C4)N5C)C |
| InChIKey | STZYTFJPGGDRJD-FJJJPKKESA-N |
| InChI | InChI=1S/C30H47NO4S/c1-7-28(4)16-24(35-25(33)17-36-22-14-20-8-9-21(15-22)31(20)6)29(5)18(2)10-12-30(19(3)27(28)34)13-11-23(32)26(29)30/h7,18-22,24,26-27,34H,1,8-17H2,2-6H3/t18-,19+,20-,21+,22?,24-,26+,27+,28-,29+,30+/m1/s1 |
| PubChem CID | 6918462 |
| REACH Code | Y110 |
| HTS Code | 29419010 |
| Tariff Code | 2941900000 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H302 Harmful if swallowed
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
- H412 Harmful to aquatic life with long lasting effects
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- 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
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
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
- Altabax
- Altargo
- Retapamulina
- retapamuline
- Ritamorin
- SB 275833
Frequently asked questions
What is Retapamulin used for?
Retapamulin is a topical antibiotic used for the treatment of bacterial skin infections, including impetigo and other superficial infections caused by susceptible Gram-positive bacteria.
What is the chemical formula and molecular weight of Retapamulin?
The chemical formula of Retapamulin is C30H47NO4S with a molecular weight of 517.76 g/mol.
How should Retapamulin be stored?
Retapamulin should be stored at temperatures between -15 and -20 °C to maintain stability and prevent degradation.
What grade of Retapamulin does Molekula supply?
Molekula supplies Retapamulin in research-grade purity, suitable for laboratory use and non-pharmaceutical applications.
Can Molekula supply Retapamulin in bulk quantities?
Yes, Molekula can supply Retapamulin in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with a Retapamulin order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
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.