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HCID 4571243Erstellt: 23. Oktober 2026

2,8,9-Triisobutyl-2,5,8,9-tetraaza-1-phosphabicyclo(3.3.3)undecane

2,8,9-TRIISOBUTYL-2,5,8,9-TETRAAZA-1-PHOSPHABICYCLO[3.3.3]UNDECANE · TRIISOBUTYLPHOSPHATRANE · 2,8,9-Tris(2-methylpropyl)-2,5,8,9-tetraaza-1-phosphabicyclo[3.3.3]undecane · Triisobutylazaphosphatrane · 2,8,9-TRIISOBUTYL-2,5,8,9-TETRA AZA-1-P& · Tri-i-butyl-tetraaza-1-phosphabicyclo-undecane · 2,8 9-TRI-I-BUTYL-2,5,8 9-TETRAAZA-1-PHOSPHABICYCLO[3.3.3]UNDECANE · 2,8,9-Triisobutyl-2,5,8,9-tetraaza-1-phosphabicyclo[3.3.3]undecane 97%

https://huagongshe.com/de/chemical/4571243

Molekülstruktur von 2,8,9-Triisobutyl-2,5,8,9-tetraaza-1-phosphabicyclo(3.3.3)undecane

Identifikatoren & physikalische Daten

CAS No.331465-71-5
SummenformelC18H39N4P
Durchschnittliche Molmasse342,5 g/mol
Monoisotopische Masse342,29123388 g/mol
SMILESCC(C)CN1CCN2CCN(CC(C)C)P1N(CC(C)C)CC2
InChIKeyWFHPXSHLCFHEIA-UHFFFAOYSA-N
PubChem CID4571243
EC No.812-117-1
DTXSIDDTXSID90404376

Chemische & physikalische Eigenschaften

XLogP4,2
Polarare Oberfläche (TPSA)13
H-Brücken-Donoren0
H-Brücken-Akzeptoren4
Frei drehbare Bindungen6
Schwere Atome23
Formalladung0
Komplexität296
Ionization EfficiencyPositive5.042.7Agilent XCTElectrospray ionizationformic acid (5.3nM)
Siedepunkt397.4±41.0 °C(Predicted)
Dichte0.964 g/mL at 25 °C(lit.)
Brechungsindexn20/D 1.5020(lit.)
Flammpunkt155 °F
Lagerbedingungenunder inert gas (nitrogen or Argon) at 2-8°C
pKa (Säurekonstante)8.90±0.20(Predicted)
AggregatzustandLiquid
FarbeClear colorless to yellow
InChI1S/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
InChIKeyWFHPXSHLCFHEIA-UHFFFAOYSA-N
SMILESCC(C)CN1CCN2CCN(CC(C)C)P1N(CC2)CC(C)C

Sicherheit & Vorschriften

GHS-EinstufungWarningH315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.
Wassergefährdungsklasse (WGK)3
UN-TransportnummerUN1155 - class 3 - PG 1 - Diethyl ether
Zollcode29310099
R-Sätze (R)36/37/38-67-66-22-19-11
GefahrensymboleF,Xn
Sicherheitshinweise (S)26-36/37/39-16
Lagerklasse10 - Combustible liquids

Anwendungen & Verwendung

Verwenden

Triisobutylazaphosphatrane is reported to be used as a catalyst for the preparation of biaryl and alkenylarenes via Stille cross-coupling reaction. It also acts a catalyst for the synthesis of α-aryl-substituted nitriles.