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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 12998167Generated: October 23, 2026

P,P''-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(N,N,N',N'-tetraethyl(phosphonous diamide))

XANTPHOS BASED LIGAND · ,N′P,P′97% XantPhos based ligand · -tetraethyl-phosphonous diamide · -tetraethyl-phosphonous diamide] · -(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis[N,N,N′1,1’-(9,9-dimethyl-9H-xanthene-4,5-diyl)bis(N,N,N’,N’-tetraethylphosphanediamine) · P,P'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis[N,N,N',N'-tetraethyl-phosphonous diamide · Phosphonous diamide, P,P'-(9,9-dimethyl-9H-xanthene-4,5-diyl)bis[N,N,N',N'-tetraethyl-

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P,P''-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(N,N,N',N'-tetraethyl(phosphonous diamide)) molecular structure

Identifiers & Physical Properties

CAS No.349100-75-0
Molecular formulaC31H52N4OP2
Average molar mass558.7 g/mol
Monoisotopic mass558.36163554 g/mol
SMILESCCN(CC)P(c1cccc2c1Oc1c(P(N(CC)CC)N(CC)CC)cccc1C2(C)C)N(CC)CC
InChIKeyAPRIDPKHBSWSHQ-UHFFFAOYSA-N
PubChem CID12998167
DTXSIDDTXSID60514613

Chemical & Physical Properties

XLogP7.3
Topological polar surface area22.2
Hydrogen bond donors0
Hydrogen bond acceptors5
Rotatable bonds14
Heavy atoms38
Formal charge0
Complexity603
Melting point99-104°C
Boiling point627.9±55.0 °C(Predicted)
Storage conditions-20°C, stored under nitrogen
pKa (acidity coefficient)7.20±0.40(Predicted)
Physical statesolid
AppearanceWhite to off-white Solid
InChIInChI=1S/C31H52N4OP2/c1-11-32(12-2)37(33(13-3)14-4)27-23-19-21-25-29(27)36-30-26(31(25,9)10)22-20-24-28(30)38(34(15-5)16-6)35(17-7)18-8/h19-24H,11-18H2,1-10H3
InChIKeyAPRIDPKHBSWSHQ-UHFFFAOYSA-N
SMILESC1(C)(C)C2=C(C(P(N(CC)CC)N(CC)CC)=CC=C2)OC2=C1C=CC=C2P(N(CC)CC)N(CC)CC
UNSPSC Code12352005
NACRESNA.22
GHS pictogramGHS07
Signal wordWarning
GHS hazard statementsH302
GHS precautionary statementsP501-P270-P264-P301+P312+P330
Water hazard class (WGK)3
Storage class13 - Non Combustible Solids

Safety & Regulations

Water hazard class (WGK)3
Signal wordWarning
GHS pictogramGHS07
Storage class13 - Non Combustible Solids
GHS hazard statementsH302
GHS precautionary statementsP501-P270-P264-P301+P312+P330

Applications & Uses

Uses

A ligand used in coupling reactions such as Buchwald and Suzuki, and is a metal chelate ligand that can be used in catalytic reactions.