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Tris(4-methoxyphenyl)phosphine
Catalog Number
ACM855389
Product Name
Tris(4-methoxyphenyl)phosphine
Structure
![{[CurrentData.Name]}](https://resource.alfachemic.com/structure/855-38-9.gif)
CAS
855-38-9
Synonyms
Tri(P-Anisyl)Phosphine;
Tris(P-Methoxyphenyl)phosphine
Tris(P-Methoxyphenyl)phosphine
IUPAC Name
tris(4-methoxyphenyl)phosphane
Molecular Weight
352.36
Molecular Formula
C21H21O3P
Canonical SMILES
COC1=CC=C(C=C1)P(C2=CC=C(C=C2)OC)C3=CC=C(C=C3)OC;
InChI
UYUUAUOYLFIRJG-UHFFFAOYSA-N
InChI Key
InChI=1S/C21H21O3P/c1-22-16-4-10-19(11-5-16)25(20-12-6-17(23-2)7-13-20)21-14-8-18(24-3)9-15-21/h4-15H,1-3H3
Boiling Point
457.8±40.0 °C(Predicted)
Melting Point
131-134 °C(lit.)
Purity
98%
Appearance
Solid
Complexity
310
Covalently-Bonded Unit Count
1
EC Number
212-723-0
Exact Mass
352.123g/mol
H-Bond Acceptor
3
Heavy Atom Count
25
Isomeric SMILES
COC1=CC=C(C=C1)P(C2=CC=C(C=C2)OC)C3=CC=C(C=C3)OC
Monoisotopic Mass
352.123g/mol
NSC Number
136458
Rotatable Bond Count
6
Topological Polar Surface Area
27.7A^2
Application
Tris(4-methoxyphenyl)phosphine serves as an essential intermediate in organic synthesis and various chemical processes. It functions primarily as a ligand in organometallic chemistry and homogeneous catalysis. This compound is particularly effective in facilitating an array of coupling reactions, including Buchwald-Hartwig cross-coupling, Heck reaction, Hiyama coupling, Negishi coupling, Sonogashira coupling, Stille coupling, and Suzuki-Miyaura coupling. It typically presents as a white to pale yellow crystalline powder, underscoring its versatility and utility in cross-coupling reactions.
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