p-Benzoquinone, 99%
Buy p-Benzoquinone, 99% (CAS 106-51-4) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 100 g.
About p-Benzoquinone, 99%
p-Benzoquinone, 99% is part of the Zemixal aldehydes & Ketones range. Identity at a glance (Synthesis): CAS 106-51-4, formula C6H4O2 and molar mass 108.09 g/mol. It is described as yellow to green-gold to green to black powder or crystalline powder or crystals.
Where it is used
- Organic synthesis
- Condensation & reductive amination
- API intermediates
- Rubber compounding
Safe handling
Literature values: melting point 110-113.5 °C. It carries the GHS signal word Danger (H301, H315, H319 and H331), so wear gloves and eye protection and work with good ventilation. For transport it ships as UN UN 2587.
Standard pack sizes are 100 g, 250 g, 500 g, 5 kg and 25 kg, and custom quantities are quoted on request. Each lot travels with a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.
Typical uses
- Organic synthesis
- Condensation & reductive amination
- API intermediates
- Rubber compounding
Applications
Specifications and identifiers
| Product name | p-Benzoquinone, 99% |
|---|---|
| Catalogue number | ZX-007210 |
| CAS number | 106-51-4 |
| IUPAC name | cyclohexa-2,5-diene-1,4-dione |
| Molecular formula | C6H4O2 |
| Molar mass | 108.09 g/mol |
| Exact mass | 108.0211 |
| Grade | Synthesis |
| Purity / assay | 99% |
| Physical form | Crystalline |
| Appearance | Yellow to green-gold to green to black powder or crystalline powder or crystals |
| Melting point | 110-113.5 °C |
| XLogP3 | 0.2 |
| H-bond donors / acceptors | 0 / 2 |
| Topological polar surface area | 34.1 Ų |
| HS code | 29146990 |
| UN number | UN 2587 |
| InChIKey | AZQWKYJCGOJGHM-UHFFFAOYSA-N |
| SMILES | C1=CC(=O)C=CC1=O |
| PubChem CID | 4650 |
| Synonyms | Quinone, Benzoquinone, p-Quinone, para-Benzoquinone, Chinone, 2,5-Cyclohexadiene-1,4-dione, para-Quinone, Cyclohexadienedione, 1,4-Benzoquine, 1,4-Cyclohexadienedione, Steara pbq, 1,4-Dioxybenzene |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H301Toxic if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H331Toxic if inhaled
- H335May cause respiratory irritation
- H400Very toxic to aquatic life
Precautionary statements P261, P264, P264 + P265, P270, P271, P273, P280, P301 + P316, P302 + P352, P304 + P340, P305 + P351 + P338, P316, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P391, P403 + P233, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 100 g | Quoted on request | |
| 250 g | Quoted on request | |
| 500 g | Quoted on request | |
| 5 kg | Quoted on request | |
| 25 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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