| CAS No.: | 129-00-0 |
|---|---|
| Formula: | C16h10 |
| EINECS: | 204-927-3 |
| Type: | Dyestuff Intermediates |
| Appearance: | Powder |
| Quality: | Industrial |
| Customization: |
|---|
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Audited Supplier 99% powder Pyrene for Vat Dyes CAS 129-00-0
| Pyrene Basic information | |
| Product Name: | Pyrene |
| CAS: | 129-00-0 |
| MF: | C16H10 |
| MW: | 202.25 |
| EINECS: | 204-927-3 |
| Pyrene Chemical Properties | |
| Melting point | 148 °C |
| Boiling point | 393 °C |
| density | 1.271 |
| vapor pressure | 180 at 25 °C (extrapolated from vapor pressures determined at higher temperatures, Tesconi andYalkowsky, 1998) |
| refractive index | 1.8520 (estimate) |
| Fp | 210 °C |
| storage temp. | room temp |
| solubility | ethanol: soluble |
| pka | >15 (Christensen et al., 1975) |
| form | crystalline |
| color | Pale yellow to yellow-greenish |
| Specific Gravity | 1.271 |
| Water Solubility | almost insoluble |
| λmax | 330nm(EtOH)(lit.) |
| Merck | 147963 |
| BRN | 1307225 |
| Henry's Law Constant | 0.490 at 25 °C (thermodynamic method-GC/UV spectrophotometry, Altschuh et al., 1999) |
| InChIKey | BBEAQIROQSPTKN-UHFFFAOYSA-N |
| Items | Specification |
| Appearance | Yellowish powder |
| Purity | ≥98% |
| Water | ≤0.5% |
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