565881

2,8,9-Triisobutyl-2,5,8,9-tetraaza-1-phosphabicyclo[3.3.3]undecan

97%

• Synonym(e): Triisobutylphosphatran
• Empirische Formel (Hill-System): C₁₈H₃₉N₄P
• CAS-Nummer: 331465-71-5
• Molekulargewicht: 342.50
• MDL-Nummer: MFCD03840347
• UNSPSC-Code: 12352005
• PubChem Substanz-ID: 24880262
• NACRES: NA.22

Eigenschaften

• Qualitätsniveau: 200
• Assay: 97%
• Brechungsindex: n20/D 1.5020 (lit.)
• Dichte: 0.964 g/mL at 25 °C (lit.)
• SMILES String: CC(C)CN1CCN2CCN(CC(C)C)P1N(CC2)CC(C)C
• InChI: 1S/C18H39N4P/c1-16(2)13-20-10-7-19-8-11-21(14-17(3)4)23(20)22(12-9-19)15-18(5)6/h16-18H,7-15H2,1-6H3
• InChIKey: WFHPXSHLCFHEIA-UHFFFAOYSA-N

Beschreibung

Anwendung

Ligand used in the α-arylation of nitriles with aryl bromides and chlorides, and in the Stille cross-coupling of aryl chlorides.

Together with Pd₂(dba)₃ (Catalog Number 328774) forms a highly efficient catalyst for one-pot syntheses of trans-4-N,N-diarylaminostilbenes and N,N-diarylaminostyrenes. Catalyst for methanolic cleavage of heteroaromatic carbamates.

Sicherheitshinweise

• Lagerklassenschlüssel: 10 - Combustible liquids
• WGK: WGK 3
• Flammpunkt (°F): 154.9 °F - closed cup
• Flammpunkt (°C): 68.3 °C - closed cup
• Persönliche Schutzausrüstung: Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)