HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HCID 574367Erstellt: 4. November 2026
3,6-dihydro-2H-pyran-2,6-dione
3H-pyran-2,6-dione · 2H-Pyran-2,6(3H)-dione
https://huagongshe.com/de/chemical/574367
Identifikatoren & physikalische Daten
| CAS No. | 5926-95-4 |
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| Summenformel | C5H4O3 |
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| Durchschnittliche Molmasse | 112,08 g/mol |
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| Monoisotopische Masse | 112,01604399 g/mol |
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| SMILES | O=C1C=CCC(=O)O1 |
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| InChIKey | SYIUWAVTBADRJG-UHFFFAOYSA-N |
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| PubChem CID | 574367 |
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| ChEBI | CHEBI:188369 |
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| EC No. | 827-406-8 |
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| DTXSID | DTXSID80341605 |
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Chemische & physikalische Eigenschaften
| XLogP | 0,1 |
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| Polarare Oberfläche (TPSA) | 43,4 |
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| H-Brücken-Donoren | 0 |
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| H-Brücken-Akzeptoren | 3 |
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| Frei drehbare Bindungen | 0 |
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| Schwere Atome | 8 |
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| Formalladung | 0 |
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| Komplexität | 157 |
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| Siedepunkt | 250.3±19.0 °C(Predicted) |
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| Dichte | 1.337±0.06 g/cm3(Predicted) |
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Sicherheit & Vorschriften
| GHS-Einstufung | DangerH302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P354+P338, P317, P319, P321, P330, P332+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 2 reports by companies from 1 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies. |
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| Hazard Classes and Categories | Acute Tox. 4 (100%) |
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| Alarmwort | Achtung |
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| Gefahrenhinweise | Code Gefahrenhinweise Gefahrenklasse Abteilung Alarmwort Symbol P-Code H302 |
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