Dehydroacetic acid, ≥98%
Order Dehydroacetic acid, ≥98% (CAS 520-45-6) online at Zemixal. Request a quote with price, lead time and documents. Purity ≥98%.
About Dehydroacetic acid, ≥98%
Dehydroacetic acid, ≥98% is part of the Zemixal esters & Lactones range. Identity at a glance (≥98%): CAS 520-45-6, formula C8H8O4 and molar mass 168.15 g/mol. It is described as white to yellow powder.
Typical applications
- Organic synthesis
- API synthesis
Safe handling
Physical constants on file: melting point 111-113 °C. It carries the GHS signal word Warning (H302), so wear gloves and eye protection and work with good ventilation.
Available as 25 g, 100 g, 500 g and 25 kg. Larger or split packs can be arranged. Every shipment includes a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Organic synthesis
- API synthesis
Applications
Specifications and identifiers
| Product name | Dehydroacetic acid, ≥98% |
|---|---|
| Catalogue number | ZX-007792 |
| CAS number | 520-45-6 |
| IUPAC name | 3-acetyl-6-methylpyran-2,4-dione |
| Molecular formula | C8H8O4 |
| Molar mass | 168.15 g/mol |
| Exact mass | 168.0423 |
| Purity / assay | ≥98% |
| Physical form | Powder |
| Appearance | White to yellow powder |
| Melting point | 111-113 °C |
| XLogP3 | 0.3 |
| H-bond donors / acceptors | 0 / 4 |
| Topological polar surface area | 60.4 Ų |
| HS code | 29420090 |
| InChIKey | PGRHXDWITVMQBC-UHFFFAOYSA-N |
| SMILES | CC1=CC(=O)C(C(=O)O1)C(=O)C |
| PubChem CID | 122903 |
| Synonyms | 2-Acetyl-5-hydroxy-3-oxo-4-hexenoic acid δ-lactone, 3-Acetyl-6-methyl-2H-pyran-2,4(3H)-dione, 2H-Pyran-2,4(3H)-dione, 3-acetyl-6-methyl-, Methylacetopyronone, Biocide 470F, Acetic acid, dehydro-, 3-Acetyl-6-methyl-2,4-pyrandione, 3-Acetyl-6-methyl-pyran-2,4-dione, 3-acetyl-6-methyl-3,4-dihydro-2H-pyran-2,4-dione, 3-Acetyl-6-methylpyrandione-2,4, 2-Acetyl-5-hydroxy-3-oxo-4-hexenoic acid, .delta.-lactone, 3-acetyl-6-methyl-2,4-dioxo-3H-pyran |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H302Harmful if swallowed
Precautionary statements P264, P270, P301 + P317, P330, 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
| 25 g | Quoted on request | |
| 100 g | Quoted on request | |
| 500 g | 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.
Questions about Dehydroacetic acid, ≥98%
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