8.11684

Crown ether/18-Crown-6

for synthesis

• Synonym(e): Crown ether/18-Crown-6, 1,4,7,10,13,16-Hexaoxacyclooctadecane, 18-Crown-6
• Empirische Formel (Hill-System): C₁₂H₂₄O₆
• CAS-Nummer: 17455-13-9
• Molekulargewicht: 264.32
• MDL-Nummer: MFCD00005113
• UNSPSC-Code: 12352005
• EG-Index-Nummer: 241-473-5
• NACRES: NA.22

Eigenschaften

• Qualitätsniveau: 200
• Assay: ≥98.0% (GC)
• Form: solid
• Wirksamkeit: 525 mg/kg LD₅₀, oral (Rat); 3888 mg/kg LD₅₀, skin (Rabbit)
• mp (Schmelzpunkt): 36-39 °C
• Übergangstemp.: flash point 109 °C
• Lagertemp.: 2-30°C
• InChI: 1S/C12H24O6/c1-2-14-5-6-16-9-10-18-12-11-17-8-7-15-4-3-13-1/h1-12H2
• InChIKey: XEZNGIUYQVAUSS-UHFFFAOYSA-N

Beschreibung

Anwendung

• 18-Crown-6 coordinated metal halides with bright luminescence and nonlinear optical effects: This study explores the luminescence and nonlinear optical properties of crown-ether coordination compounds, indicating potential applications in optoelectronics and photonics (Merzlyakova et al., 2021).
• 18-Crown-6–sodium cholate complex: thermochemistry, structure, and stability: The study investigates the complex formation between 18-Crown-6 and sodium cholate, offering insights into the thermodynamic stability and structural characteristics of this complex (Mihelj et al., 2014).
• Alkali Metal Ion Recognition by 18-Crown-6 in Aqueous Solutions: This article presents evidence from local structures on how 18-Crown-6 selectively recognizes and binds alkali metal ions, useful for designing more effective ion-selective sensors (Jing et al., 2023).
• Influence of 18-Crown-6 Ether Coordination on the Catalytic Activity of Potassium and Calcium Diarylphosphinites: Exploring how 18-Crown-6 ethers influence the catalytic activity in hydrophosphorylation reactions, this research provides a pathway to understanding the role of crown ethers in catalysis (Härling et al., 2017).

Hinweis zur Analyse

Gehalt (GC, Fl.%): ≥ 98.0 % (a/a)
Schmelzbereich (unterer Wert): ≥ 36 °C
Schmelzbereich (oberer Wert): ≤ 41 °C
Identität (IR): entspricht

Sicherheitshinweise

• Piktogramme: GHS07
• Signalwort: Warning
• H-Sätze: H302
• P-Sätze: P264 - P270 - P301 + P312 - P501
• Gefahreneinstufungen: Acute Tox. 4 Oral
• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 3
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable