Molekula
Ebselen
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
Ebselen is an organoselenium compound with potent antioxidant and anti-inflammatory properties, used in research for neuroprotection, antiviral activity, and as a mimic of glutathione peroxidase. It is available in powder form with a molecular weight of 274.18 g/mol, a molecular formula of C13H9NOSe, and a CAS number of 60940-34-3. Store at ambient temperature. Signal word: Danger. Molekula supplies Ebselen 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 — $367.30 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 | Pale yellow crystalline powder |
| Melting Point | 179 - 182°C |
| Purity (HPLC) | ≥ 98.0% |
| Loss on Drying | ≤ 1.0% |
| Sulphated Ash | ≤ 0.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 6.1 |
| Packing Group | III |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 33962193 |
| CAS Number | 60940-34-3 |
| IUPAC Name | 2-phenyl-1,2-benzoselenazol-3-one |
| Molecular Formula | C13H9NOSe |
| Molecular Weight | 274.18 |
| Exact Mass | 274.9849 |
| SMILES | C1=CC=C(C=C1)N2C(=O)C3=CC=CC=C3[Se]2 |
| InChIKey | DYEFUKCXAQOFHX-UHFFFAOYSA-N |
| InChI | InChI=1S/C13H9NOSe/c15-13-11-8-4-5-9-12(11)16-14(13)10-6-2-1-3-7-10/h1-9H |
| PubChem CID | 3194 |
| UN Number | UN3283 |
| REACH Code | Y110 |
| HTS Code | 29349990 |
| Tariff Code | 2934999090 |
Safety & GHS
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Toxic
GHS06
-
Serious Health Hazard
GHS08
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Hazardous to the Environment
GHS09
Hazard statements
- H301 + H311 Toxic if swallowed or in contact with skin
- 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
- P201 Obtain special instructions before use
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
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
- 2-Phenyl-1,2-benzisoselenazol-3(2H)-one
- 2-phenyl-1,2-benzoisoselenazol-3(2H)-one
- 2-phenyl-1,2-benzoselenazol-3-one
- 2-phenyl-2,3-dihydro-1,2-benzoselenazol-3-one
- 2-phenylbenzoisoselenazol-3(2H)-one
- Ebselene
- Ebseleno
- Ebselenum
- PZ 51
- SPI 1005
Frequently asked questions
What is Ebselen used for?
Ebselen is primarily used as a glutathione peroxidase mimic and a potent antioxidant, with applications in research related to neuroprotection, anti-inflammatory effects, and redox biology.
What is the chemical formula and molecular weight of Ebselen?
The chemical formula of Ebselen is C13H9NOSe, and its molecular weight is 274.18 g/mol.
How should Ebselen be stored?
Ebselen should be stored at ambient temperature, protected from light and moisture.
What grade of Ebselen is available?
Ebselen is available in research grade, suitable for laboratory use.
Can Molekula supply Ebselen in bulk?
Yes, Molekula can supply Ebselen in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with an order of Ebselen?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS), compliant with regulatory standards.
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.