Molekula
2-Ethylanthraquinone
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
2-Ethylanthraquinone (CAS 84-51-5) is an organic compound primarily used as a key intermediate in the production of hydrogen peroxide via the anthraquinone process. It functions as a redox catalyst, enabling efficient peroxide synthesis in industrial applications. This chemical has a molecular formula of C16H12O2 and a molecular weight of 236.27 g/mol. It is stable at ambient storage conditions but requires careful handling due to its classification as a hazardous substance, with a signal word of Warning. Molekula supplies 2-Ethylanthraquinone 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 g — £24.80 per pack ex VAT · £29.76 inc. VAT
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500 g — £77.90 per pack ex VAT · £93.48 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 | Light yellow flake powder |
| Melting Point | 108-118 °c |
| Water | ≤0.5% |
| Identification | Conforms to reference |
| Assay | ≥99.0% |
| Iron (Fe) | ≤10 mg/kg |
| Sulphur (S) | ≤20 mg/kg |
| Chlorine (Cl) | ≤20 mg/kg |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 9 |
| Packing Group | III |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Vapour Pressure | 0.00000102 mmHg |
Source: PubChem CID 6772 (Haz-Map)
Identification
| Property | Value |
|---|---|
| SKU | 43238435 |
| CAS Number | 84-51-5 |
| IUPAC Name | 2-ethylanthracene-9,10-dione |
| EC Number | 201-535-4 |
| Molecular Formula | C16H12O2 |
| Molecular Weight | 236.27 |
| Exact Mass | 236.0837 |
| SMILES | CCC1=CC2=C(C=C1)C(=O)C3=CC=CC=C3C2=O |
| InChIKey | SJEBAWHUJDUKQK-UHFFFAOYSA-N |
| InChI | InChI=1S/C16H12O2/c1-2-10-7-8-13-14(9-10)16(18)12-6-4-3-5-11(12)15(13)17/h3-9H,2H2,1H3 |
| PubChem CID | 6772 |
| UN Number | UN3077 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29146960 |
| Tariff Code | 2914698010 |
Safety & GHS
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Serious Health Hazard
GHS08
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Hazardous to the Environment
GHS09
Hazard statements
- H303 May be harmful if swallowed
- H341 Suspected of causing genetic defects
- 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
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P308+313 IF exposed or concerned: Get medical advice/attention
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
- 2-Ethyl-9,10-anthraquinone
- 2-ethylanthracene-9,10-dione
- 2Ethyl9,10anthracenedione
- 2Ethylanthrachinon
- 2Ethylantrachinon
- 9,10-Anthracenedione, 2-ethyl-
- Anthraquinone, 2-ethyl-
- beta-Ethylanthraquinone
- USAF SO-1
Frequently asked questions
What is 2-Ethylanthraquinone (CAS 84-51-5) commonly used for?
It is primarily used as the hydrogen carrier in the anthraquinone process for the industrial production of hydrogen peroxide, and as a photoinitiator in UV-curable coatings and inks.
What is the molecular formula and molecular weight of 2-Ethylanthraquinone?
The molecular formula is C16H12O2, and the molecular weight is 236.27 g/mol.
What safety classification does 2-Ethylanthraquinone have, and how should it be stored?
The signal word is Warning, and it should be stored at ambient conditions in a cool, dry place away from incompatible substances.
What grades or purities of 2-Ethylanthraquinone does Molekula supply?
Molekula supplies technical grade and high-purity (98%+) 2-Ethylanthraquinone; please inquire for exact specifications.
Can Molekula supply 2-Ethylanthraquinone in bulk quantities?
Yes, Molekula can supply bulk quantities of 2-Ethylanthraquinone; minimum order quantities and packaging options vary by grade.
What documentation comes with an order of 2-Ethylanthraquinone?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and a packing list with batch-specific details.
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.