Molekula
Fusidic acid
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
Fusidic acid is a steroidal antibiotic used primarily to treat bacterial infections caused by Gram-positive organisms, especially staphylococci. It functions by inhibiting bacterial protein synthesis. Available in powder form with a CAS number of 6990-06-3, molecular formula C31H48O6, and molecular weight 516.71 g/mol. Store at 2 to 8 °C. Signal word: Warning. Molekula supplies Fusidic acid 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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1 g — £134.00 per pack ex VAT · £160.80 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 almost white crystalline powder |
| Water | <5% |
| Assay | >98% |
| Sulphated Ash | <0.5% |
| Related Substances | <2% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 192.5 °C |
| pKa | pKa = 5.35 |
Source: PubChem CID 3000226 (DrugBank)
Identification
| Property | Value |
|---|---|
| SKU | 30666063 |
| CAS Number | 6990-06-3 |
| IUPAC Name | (2Z)-2-[(3R,4S,5S,8S,9S,10S,11R,13R,14S,16S)-16-acetyloxy-3,11-dihydroxy-4,8,10,14-tetramethyl-2,3,4,5,6,7,9,11,12,13,15,16-dodecahydro-1H-cyclopenta[a]phenanthren-17-ylidene]-6-methylhept-5-enoic acid |
| EC Number | 230-256-0 |
| Molecular Formula | C31H48O6 |
| Molecular Weight | 516.71 |
| Exact Mass | 516.3451 |
| SMILES | C[C@H]1[C@@H]2CC[C@]3([C@H]([C@]2(CC[C@H]1O)C)[C@@H](C[C@@H]\4[C@@]3(C[C@@H](/C4=C(/CCC=C(C)C)\C(=O)O)OC(=O)C)C)O)C |
| InChIKey | IECPWNUMDGFDKC-MZJAQBGESA-N |
| InChI | InChI=1S/C31H48O6/c1-17(2)9-8-10-20(28(35)36)26-22-15-24(34)27-29(5)13-12-23(33)18(3)21(29)11-14-30(27,6)31(22,7)16-25(26)37-19(4)32/h9,18,21-25,27,33-34H,8,10-16H2,1-7H3,(H,35,36)/b26-20-/t18-,21-,22-,23+,24+,25-,27-,29-,30-,31-/m0/s1 |
| PubChem CID | 3000226 |
| 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
- P264 Wash thoroughly after handling
- P273 Avoid release to the environment
- 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
- 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, Portuguese, 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
- Acide fusidique
- Acido fusidico
- Acidum fusidicum
- Anhydrous Fusidic Acid
- Fucidic acid
- Fucidin acid
- Fucidin caviject
- Fucithalmic
- Ramycin
- Taksta
Frequently asked questions
What is fusidic acid used for?
Fusidic acid is primarily used as an antibiotic to treat bacterial infections, particularly those caused by Gram-positive bacteria such as Staphylococcus species.
What is the chemical formula and molecular weight of fusidic acid?
The chemical formula of fusidic acid is C31H48O6, and its molecular weight is 516.71 g/mol.
How should fusidic acid be stored?
Fusidic acid should be stored at temperatures between 2 to 8 °C to maintain stability and prevent degradation.
What grade of fusidic acid does Molekula supply?
Molekula supplies fusidic acid in research-grade purity, suitable for laboratory and non-pharmaceutical applications.
Can Molekula supply fusidic acid in bulk quantities?
Yes, Molekula can supply fusidic acid in bulk quantities—please contact our sales team for volume pricing and availability.
What documentation comes with a fusidic acid 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.