Molekula
Potassium clavulanate
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
Potassium clavulanate is a beta-lactamase inhibitor used primarily in combination with penicillin-type antibiotics to extend their spectrum of activity against bacterial infections. This chemical enhances the effectiveness of penicillins by preventing enzyme-mediated resistance. Potassium clavulanate has a CAS number of 61177-45-5, a molecular formula of C8H8NO5·K, and a molecular weight of 237.25 g/mol. It requires storage at 2 to 8°C and carries a Danger signal word due to its hazardous properties. Molekula supplies Potassium clavulanate 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 — £46.70 per pack ex VAT · £56.04 inc. VAT
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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 powder |
| Water | <2.5% |
| pH | 4.8 - 8.0 |
| Assay | 91.2 - 107.1% |
| Total Impurities | <2.0% |
| Impurity E | <1.0% |
| Impurity G | <1.0% |
| Any other individual impurity | <0.1% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Transport Class | 4.2 |
| Packing Group | II |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90024079 |
| CAS Number | 61177-45-5 |
| IUPAC Name | potassium (2R,3Z,5R)-3-(2-hydroxyethylidene)-7-oxo-4-oxa-1-azabicyclo[3.2.0]heptane-2-carboxylate |
| EC Number | 262-640-9 |
| Molecular Formula | C8H8KNO5 |
| Molecular Weight | 237.25 |
| Exact Mass | 237.004 |
| SMILES | C1[C@@H]2N(C1=O)[C@H](/C(=C/CO)/O2)C(=O)[O-].[K+] |
| InChIKey | ABVRVIZBZKUTMK-JSYANWSFSA-M |
| InChI | InChI=1S/C8H9NO5.K/c10-2-1-4-7(8(12)13)9-5(11)3-6(9)14-4;/h1,6-7,10H,2-3H2,(H,12,13);/q;+1/p-1/b4-1-;/t6-,7-;/m1./s1 |
| PubChem CID | 23665591 |
| UN Number | UN3088 |
| REACH Code | Y110 |
| HTS Code | 29419050 |
| Tariff Code | 2941900000 |
Safety & GHS
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Flammable
GHS02
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Health Hazard
GHS07
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Serious Health Hazard
GHS08
Hazard statements
- EUH014 Reacts violently with water
- EUH044 Risk of explosion if heated under confinement
- H228 Flammable solid
- H252 Self-heating in large quantities; may catch fire
- H317 May cause an allergic skin reaction
- H319 Causes serious eye irritation
- H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
Precautionary statements
- P201 Obtain special instructions before use
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P235+410 Keep cool. Protect from sunlight
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- 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, 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
- Amonate
- AUGMENTIN COMPONENT CLAVULANATE POTASSIUM
- BRL 14151K
- CLAVULANATE POTASSIUM
- CLAVULANIC ACID POTASSIUM
- Clavulanic Acid Potassium Salt
- Clavulanic Acid Potassium Salt in Cellulose (1:1 mixture)
- Clavulanic Acid, Monopotassium Salt
- Clavulansaeure kaliumsalz
- POTASSIUM CLAVULANATE - 1:1 MIXTURE WITH CELLULOSE
Frequently asked questions
What is potassium clavulanate used for?
Potassium clavulanate is primarily used as a beta-lactamase inhibitor in combination with penicillin antibiotics to extend their antibacterial spectrum and combat resistance.
What is the chemical formula and molecular weight of potassium clavulanate?
The chemical formula is C₈H₈NO₅·K and the molecular weight is 237.25 g/mol.
What safety classification does potassium clavulanate have?
Potassium clavulanate is classified with the signal word 'Danger' due to its hazardous properties.
How should potassium clavulanate be stored?
It must be stored at 2 to 8°C to maintain stability and prevent degradation.
Does Molekula offer potassium clavulanate in bulk quantities?
Yes, Molekula can supply potassium clavulanate in bulk, with quantities tailored to your research or production needs.
What documentation comes with a potassium clavulanate order?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and a batch-specific quality report 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.