Molekula
Ketoconazole
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Ketoconazole is an antifungal medication used to treat a range of fungal infections, including dermatophytosis and candidiasis. It functions by inhibiting fungal cytochrome P450 enzymes. Available with CAS number 65277-42-1, molecular formula C26H28Cl2N4O4, and molecular weight 531.43 g/mol, it must be stored at 2 to 8 °C. The substance is classified as Danger.
Molekula supplies Ketoconazole at 98.0 - 102.0% purity in 5 g and 25 g packs, from $100.20 excl. VAT. It is in stock for same-day dispatch. Every batch ships with a certificate of analysis, and safety data sheets are available in 6 languages. Larger quantities, up to multi-tonne, are quoted on request.
Example image for illustration only. Other packaging and pack sizes are available.
Often bought together
Pricing & pack sizes
In stock — same-day dispatch
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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5 g — $100.20 per pack
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25 g — $346.20 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 to off-white powder |
| Melting Point | 148 - 152°C |
| Heavy metals | ≤ 0.002% |
| Identification | Conforms to reference |
| Loss on Drying | ≤ 0.5% |
| Assay | 98.0 - 102.0% |
| Related Substances | ≤ 2.0% |
| Residue on Ignition | ≤ 0.1% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Transport Class | 6.1 |
| Packing Group | III |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 148-152 °C |
| log P (octanol/water) | 4.34 |
Source: PubChem CID 47576 (ICSC, HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 21106075 |
| CAS Number | 65277-42-1 |
| IUPAC Name | 1-[4-[4-[[(2S,4R)-2-(2,4-dichlorophenyl)-2-(imidazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy]phenyl]piperazin-1-yl]ethanone |
| EC Number | 265-667-4 |
| Molecular Formula | C26H28Cl2N4O4 |
| Molecular Weight | 531.43 |
| Exact Mass | 530.1488 |
| SMILES | CC(=O)N1CCN(CC1)C2=CC=C(C=C2)OC[C@@H]3CO[C@@](O3)(CN4C=CN=C4)C5=C(C=C(C=C5)Cl)Cl |
| InChIKey | XMAYWYJOQHXEEK-ZEQKJWHPSA-N |
| InChI | InChI=1S/C26H28Cl2N4O4/c1-19(33)31-10-12-32(13-11-31)21-3-5-22(6-4-21)34-15-23-16-35-26(36-23,17-30-9-8-29-18-30)24-7-2-20(27)14-25(24)28/h2-9,14,18,23H,10-13,15-17H2,1H3/t23-,26-/m1/s1 |
| PubChem CID | 47576 |
| UN Number | UN2811 |
| REACH Code | Y110 |
| HTS Code | 29349990 |
| Tariff Code | 2934999090 |
Safety & GHS
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Toxic
GHS06
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Serious Health Hazard
GHS08
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Hazardous to the Environment
GHS09
Hazard statements
- H301 Toxic if swallowed
- H360 May damage fertility or the unborn child
- H373 May cause damage to organs through prolonged or repeated exposure
- H400 Very toxic to aquatic life
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P273 Avoid release to the environment
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P308+313 IF exposed or concerned: Get medical advice/attention
- P501 Dispose of contents/container to an approved waste disposal plant
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Russian, 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.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- Extina
- Fungarest
- Fungoral
- Ketoderm
- Ketoisdin
- Ketozole
- Nizoral
- Nizoral a-D
- Orifungal M
- Panfungol
Frequently asked questions
What is Ketoconazole used for?
Ketoconazole is an antifungal agent used in the treatment of fungal infections, including dermatophytosis and candidiasis, and is also used in research settings to study steroidogenesis.
What is the chemical formula and molecular weight of Ketoconazole?
The chemical formula of Ketoconazole is C26H28Cl2N4O4 with a molecular weight of 531.43 g/mol.
How should Ketoconazole be stored?
Ketoconazole should be stored at 2 to 8 °C, protected from light and moisture.
What grade of Ketoconazole does Molekula supply?
Molekula supplies Ketoconazole to a specification that includes an assay of 98.0 - 102.0%, related substances of no more than 2.0%, loss on drying of no more than 0.5%, residue on ignition of no more than 0.1% and heavy metals of no more than 0.002%.
Can Molekula supply Ketoconazole in bulk?
Yes, Molekula can supply Ketoconazole in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with a Ketoconazole order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
Where can I buy Ketoconazole?
Directly from Molekula, which lists Ketoconazole in 5 g and 25 g packs from $100.20 excl. VAT, with a certificate of analysis for every batch. Larger quantities are quoted on request. Molekula's offices: United Kingdom, France, Spain, Germany, Italy, United States and China.
Is Ketoconazole dangerous goods for shipping?
Yes. Ketoconazole ships as dangerous goods: UN2811, class 6.1, packing group III.
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.