HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HCID 75205Erstellt: 26. Oktober 2026
1,4-Dibrombut-2-in
4-Dibromo-2-butyne · 1,4-dibromo-2-butyn · 1,4-Dibromo-2-butyne · 1,4-dibromobut-2-yne · 2-Butyne, 1,4-dibromo- · 1,4-Dibromobut-2-yne - [D94532]
https://huagongshe.com/de/chemical/75205
Identifikatoren & physikalische Daten
| CAS No. | 2219-66-1 |
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| Summenformel | C4H4Br2 |
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| Durchschnittliche Molmasse | 211,88 g/mol |
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| Monoisotopische Masse | 209,86797433 g/mol |
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| SMILES | BrCC#CCBr |
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| InChIKey | SAJMJXZROMTSEF-UHFFFAOYSA-N |
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| PubChem CID | 75205 |
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| EC No. | 218-731-0 |
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| DTXSID | DTXSID9062271 |
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| Lokaler Name | 1,4-Dibrombut-2-in |
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Chemische & physikalische Eigenschaften
| XLogP | 1,8 |
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| Polarare Oberfläche (TPSA) | 0 |
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| H-Brücken-Donoren | 0 |
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| H-Brücken-Akzeptoren | 0 |
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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 | 66 |
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| SpringerMaterials Properties | Optical coefficient |
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| Siedepunkt | 164.23°C (rough estimate) |
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| Dichte | 2.0140 |
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| Brechungsindex | 1.5880 |
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| EPA chemische Informationen | 2-Butyne, 1,4-dibromo- (2219-66-1) |
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Sicherheit & Vorschriften
| GHS-Einstufung | WarningH226 (50%): Flammable liquid and vapor [Warning Flammable liquids]P210, P233, P240, P241, P242, P243, P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P319, P321, P330, 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 2 reports by companies from 2 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 (50%) |
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| TSCA-Inventar-Status | TSCA listed |
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