HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
HCID 642835Erstellt: 27. Oktober 2026
2-Fluoropyrazine
Fluoropyrazine · Fluoropyrazine 97% · 2-Fluoropyrazine 98 · Pyrazine, 2-fluoro- · 2-Fluoro-1,4-diazine · 2-Fluoropyrazine 98%
https://huagongshe.com/de/chemical/642835
Identifikatoren & physikalische Daten
| CAS No. | 4949-13-7 |
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| Summenformel | C4H3FN2 |
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| Durchschnittliche Molmasse | 98,08 g/mol |
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| Monoisotopische Masse | 98,02802632 g/mol |
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| SMILES | Fc1cnccn1 |
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| InChIKey | IJUHIGIZXFLJOY-UHFFFAOYSA-N |
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| PubChem CID | 642835 |
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| EC No. | 664-291-1 |
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| DTXSID | DTXSID90878715 |
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Chemische & physikalische Eigenschaften
| XLogP | 0,3 |
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| Polarare Oberfläche (TPSA) | 25,8 |
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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 | 7 |
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| Formalladung | 0 |
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| Komplexität | 57,7 |
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| SpringerMaterials Properties | 15N nuclear magnetic resonance spectrum |
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| LogP (Verteilungskoeffizient) | 0.29 |
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| Siedepunkt | 84/0.25mm |
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| Dichte | 1.213 |
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| Brechungsindex | 1.469 |
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| Flammpunkt | 21℃ |
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| Lagerbedingungen | under inert gas (nitrogen or Argon) at 2-8°C |
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| Aggregatzustand | liquid |
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| pKa (Säurekonstante) | -1.27±0.10(Predicted) |
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| InChI | 1S/C4H3FN2/c5-4-3-6-1-2-7-4/h1-3H |
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| InChIKey | IJUHIGIZXFLJOY-UHFFFAOYSA-N |
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| SMILES | Fc1cnccn1 |
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| CAS Datenbank | 4949-13-7 |
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Sicherheit & Vorschriften
| GHS-Einstufung | DangerH225 (100%): Highly Flammable liquid and vapor [Danger 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+P354+P338, P317, P319, P321, P330, P332+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 40 reports by companies from 3 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. 2 (100%) |
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| Wassergefährdungsklasse (WGK) | 3 |
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| UN-Transportnummer | UN 1993BF 3 / PGII |
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| Zollcode | 2933998090 |
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| R-Sätze (R) | 10-22-37/38-41 |
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| Gefahrensymbole | Xi,Xn |
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| hazard_note | Irritant |
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| Sicherheitshinweise (S) | 26-39 |
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| Gefahrenklasse | 3Acute Tox. 4 OralEye Dam. 1Flam. Liq. 2Skin Irrit. 2STOT SE 3 |
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| Lagerklasse | 3 - Flammable liquids |
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