HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HCID 84351Erstellt: 27. Oktober 2026
Cyclopent-3-en-1-on
cyclopent-3-en-1-one · CYCLOPENT-3-ENONE · 3-Cyclopentenone · Cyclopentene-4-one · 3-Cyclopenten-1-one · 3-CYCLOPENTENE-1-ONE · 3-Cyclopenten-1-one (6CI, 7CI, 8CI, 9CI, ACI)
https://huagongshe.com/de/chemical/84351
Identifikatoren & physikalische Daten
| CAS No. | 14320-37-7 |
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| Summenformel | C5H6O |
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| Durchschnittliche Molmasse | 82,1 g/mol |
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| Monoisotopische Masse | 82,04186481 g/mol |
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| SMILES | O=C1CC=CC1 |
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| InChIKey | KQAVUGAZLAPNJY-UHFFFAOYSA-N |
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| PubChem CID | 84351 |
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| EC No. | 238-264-6 |
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| DTXSID | DTXSID90162343 |
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| Lokaler Name | Cyclopent-3-en-1-on |
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Chemische & physikalische Eigenschaften
| XLogP | 0,5 |
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| Polarare Oberfläche (TPSA) | 17,1 |
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| H-Brücken-Donoren | 0 |
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| H-Brücken-Akzeptoren | 1 |
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| Frei drehbare Bindungen | 0 |
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| Schwere Atome | 6 |
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| Formalladung | 0 |
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| Komplexität | 82,1 |
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| SpringerMaterials Properties | Schoenflies notation |
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| Schmelzpunkt | 65.3-65.6 °C(Solv: ligroine (8032-32-4)) |
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| Siedepunkt | 133-135 °C |
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| Dichte | 0.9821 g/cm3 |
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| Aggregatzustand | liquid |
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| Farbe | Clear, pale yellow |
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| InChI | 1S/C5H6O/c6-5-3-1-2-4-5/h1-2H,3-4H2 |
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| InChIKey | KQAVUGAZLAPNJY-UHFFFAOYSA-N |
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| SMILES | O=C1CC=CC1 |
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Sicherheit & Vorschriften
| GHS-Einstufung | WarningH226 (66.7%): Flammable liquid and vapor [Warning Flammable liquids]P210, P233, P240, P241, P242, P243, P261, P264, P264+P265, P271, P280, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P370+P378, P403+P233, P403+P235, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 6 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies. |
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| Hazard Classes and Categories | Flam. Liq. 3 (66.7%) |
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| Wassergefährdungsklasse (WGK) | WGK 3 |
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| UN-Transportnummer | 1993 |
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| Zollcode | 2902900000 |
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| R-Sätze (R) | 10-36 |
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| Gefahrensymbole | Xi |
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| Sicherheitshinweise (S) | 16-26-36 |
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| Lagerklasse | 11 - Combustible Solids |
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| Gefahrenklasse | Eye Irrit. 2 |
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