186651

18-Crown-6

99%

• Sinônimo(s): 1,4,7,10,13,16-Hexaoxacyclooctadecane
• Fórmula empírica (Notação de Hill): C₁₂H₂₄O₆
• Número CAS: 17455-13-9
• Peso molecular: 264.32
• Beilstein: 1619616
• Número CE: 241-473-5
• Número MDL: MFCD00005113
• Código UNSPSC: 12352005
• ID de substância PubChem: 24851233
• NACRES: NA.22

Propriedades

• Nível de qualidade: 200
• Ensaio: 99%
• forma: solid
• características do produto alternativo mais ecológico: Catalysis; Learn more about the Principles of Green Chemistry.
• sustainability: Greener Alternative Product
• pf: 42-45 °C (lit.)
• categoria alternativa mais ecológica: , Aligned
• cadeia de caracteres SMILES: O1CCOCCOCCOCCOCCOCC1
• InChI: 1S/C12H24O6/c1-2-14-5-6-16-9-10-18-12-11-17-8-7-15-4-3-13-1/h1-12H2
• chave InChI: XEZNGIUYQVAUSS-UHFFFAOYSA-N

Descrição

Descrição geral

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product has been enhanced for catalysis. Find details here.

18-Crown-6 is the simplest crown ether that can be prepared by reacting triethylene glycol with triethylene glycol dichloride in the presence of potassium hydroxide as base.

Aplicação

18-Crown-6 may be used to catalyze the N-alkylation of heterocyclic compounds and allylation of functionalized aldehydes.

Additive for greener etherification using KF-alumina.

Additive for greener etherification using KF-alumina.

Synthesis of diaryl ethers, diaryl thioethers, and diarylamines mediated by potassium fluoride-alumina and 18-crown-6

Phase-transfer catalyst used in a chemoselective reduction of fused tetrazoles with NaBH₄ and potassium hydroxide.

Can be useful as phase-transfer catalysts.

Outras notas

Macrocyclic polyethers with repeating (-CH₂CH₂O) units. The compounds are ionophoric (form stable complexes with cations).

Informações de segurança

• Pictogramas: GHS07
• Palavra indicadora: Warning
• Frases de perigo: H302
• Declarações de precaução: P264 - P270 - P301 + P312 - P501
• Classificações de perigo: Acute Tox. 4 Oral
• Código de classe de armazenamento: 11 - Combustible Solids
• Classe de risco de água (WGK): WGK 3
• Ponto de fulgor (°F): Not applicable
• Ponto de fulgor (°C): Not applicable
• Equipamento de proteção individual: dust mask type N95 (US), Eyeshields, Gloves