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(+)-(S)-N,N-Dimethyl-1-[(R)-1′,2-bis(diphenylphosphino)ferro
CAS: 55650-59-4 Formula: C₃₈H₃₇FeNP₂ Molecular Weight: 625.5

≥95%

In Stock Item #: S115631

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Synonyms
(S)-(R)-BPPFA
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(S)-(-)-2,2''-Bis(di-i-propylphosphino)-6,6''-dimethoxy-1,1''-biphenyl
CAS: 150971-43-0 PubChem CID: 15823035 Formula: C₂₆H₄₀O₂P₂ Molecular Weight: 446.54

≥97%

Out of Stock Item #: S281940

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IUPAC Name

[2-[2-di(propan-2-yl)phosphanyl-6-methoxyphenyl]-3-methoxyphenyl]-di(propan-2-yl)phosphane

SMILES

CC(C)P(C1=CC=CC(=C1C2=C(C=CC=C2P(C(C)C)C(C)C)OC)OC)C(C)C

InChIKey
HLLUWVKDDQIKNF-UHFFFAOYSA-N

InChI

1S/C26H40O2P2/c1-17(2)29(18(3)4)23-15-11-13-21(27-9)25(23)26-22(28-10)14-12-16-24(26)30(19(5)6)20(7)8/h11-20H,1-10H3

Synonyms
SL-A116-2 | (S)-iPr-MeOBIPHEP
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(S)-(−)-7,7′-Bis[di(4-methylphenyl)phosphino]-2,2′,3,3′-tetrahydro-1,1′-spirobiindene
CAS: 817176-80-0 PubChem CID: 11228525 Formula: C₄₅H₄₂P₂ Molecular Weight: 644.76

≥97%

In Stock Item #: S282118

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IUPAC Name

[4'-bis(4-methylphenyl)phosphanyl-3,3'-spirobi[1,2-dihydroindene]-4-yl]-bis(4-methylphenyl)phosphane

SMILES

CC1=CC=C(C=C1)P(C2=CC=C(C=C2)C)C3=CC=CC4=C3C5(CC4)CCC6=C5C(=CC=C6)P(C7=CC=C(C=C7)C)C8=CC=C(C=C8)C

InChIKey
VLIOMJFCGWZUON-UHFFFAOYSA-N

InChI

1S/C45H42P2/c1-31-11-19-37(20-12-31)46(38-21-13-32(2)14-22-38)41-9-5-7-35-27-29-45(43(35)41)30-28-36-8-6-10-42(44(36)45)47(39-23-15-33(3)16-24-39)40-2show more

Synonyms
(R)-Tol-SDP | (R)-(+)-7,7'-BIS[DI(4-METHYLPHENYL)PHOSPHINO]-2,2',3,3'-TETRAHYDRO-1,1'-SPIROBIINDANE | 1,1'-[(1R)-2,2'...
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[2-(N,N-Dimethylamino)phenyl]di-t-butylphosphine
CAS: 415941-58-1 EC Number: 811-497-6 Formula: C₁₆H₂₈NP Molecular Weight: 265.37

Solid ≥97%

In Stock Item #: N281992

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IUPAC Name

2-ditert-butylphosphanyl-N,N-dimethylaniline

SMILES

CC(C)(C)P(C1=CC=CC=C1N(C)C)C(C)(C)C

InChIKey
NTJPAGHACOIILD-UHFFFAOYSA-N

InChI

1S/C16H28NP/c1-15(2,3)18(16(4,5)6)14-12-10-9-11-13(14)17(7)8/h9-12H,1-8H3

Synonyms
1-(dimethylamino)-2-(di-t-butylphosphino) benzene | Benzenamine, 2-[bis(1,1-dimethylethyl)phosphino]-N,N-dimethyl- | ...
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Tri(m-tolyl)phosphine
CAS: 6224-63-1 EC Number: 228-312-4 PubChem CID: 80362 Formula: C₂₁H₂₁P Molecular Weight: 304.37

≥96%

In Stock Item #: T141391

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IUPAC Name

tris(3-methylphenyl)phosphane

SMILES

CC1=CC(=CC=C1)P(C2=CC=CC(=C2)C)C3=CC=CC(=C3)C

InChIKey
LFNXCUNDYSYVJY-UHFFFAOYSA-N

InChI

1S/C21H21P/c1-16-7-4-10-19(13-16)22(20-11-5-8-17(2)14-20)21-12-6-9-18(3)15-21/h4-15H,1-3H3

Synonyms
2H-Isoindole-2-acetic acid, alpha-(3-amino-3-oxopropyl)-1,3-dihydro-1,3-dioxo- | Tri-m-tolylphosphine | trim-tolylpho...
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(S,S,S)-(-)-Tol-SKP
CAS: 1548897-80-8 PubChem CID: 118102349 Formula: C₄₈H₄₆O₂P₂ Molecular Weight: 716.83

≥98%

Out of Stock Item #: S302993

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IUPAC Name

[(10S,14S)-20-bis(4-methylphenyl)phosphanyl-2,22-dioxapentacyclo[12.8.0.01,10.03,8.016,21]docosa-3(8),4,6,16(21),17,19-hexaen-4-yl]-bis(4-methylphenylshow more

SMILES

CC1=CC=C(C=C1)P(C2=CC=C(C=C2)C)C3=CC=CC4=C3OC56C(C4)CCCC5CC7=C(O6)C(=CC=C7)P(C8=CC=C(C=C8)C)C9=CC=C(C=C9)C

InChIKey
QGOSBHUTQQGVPA-IMUOSOIKSA-N

InChI

1S/C48H46O2P2/c1-32-14-22-40(23-15-32)51(41-24-16-33(2)17-25-41)44-12-5-8-36-30-38-10-7-11-39-31-37-9-6-13-45(47(37)50-48(38,39)49-46(36)44)52(42-26-1show more
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[S(R)]-N-[(1S)-2-(Diphenylphosphino)-1-[2-(diphenylphosphino)phenyl]ethyl]-2-methyl-2-propanesulfinamide
CAS: 1824731-39-6 PubChem CID: 132566016 Formula: C₃₆H₃₇NOP₂S Molecular Weight: 593.7

≥95%

In Stock Item #: S282280

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IUPAC Name

N-[(1S)-2-diphenylphosphanyl-1-(2-diphenylphosphanylphenyl)ethyl]-2-methylpropane-2-sulfinamide

SMILES

CC(C)(C)S(=O)NC(CP(C1=CC=CC=C1)C2=CC=CC=C2)C3=CC=CC=C3P(C4=CC=CC=C4)C5=CC=CC=C5

InChIKey
ICLDONXQGZEXEU-MPDQCYFASA-N

InChI

1S/C36H37NOP2S/c1-36(2,3)41(38)37-34(28-39(29-18-8-4-9-19-29)30-20-10-5-11-21-30)33-26-16-17-27-35(33)40(31-22-12-6-13-23-31)32-24-14-7-15-25-32/h4-27show more

Synonyms
(R)-N-((S)-2-(Diphenylphosphanyl)-1-(2-(diphenylphosphanyl)phenyl)ethyl)-2-methylpropane-2-sulfinamide | N-((S)-1-(2-...
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[S(R)]-N-[(1R)-1-[2-(Diphenylphosphino)phenyl]-2,2-dimethylpropyl]-N,2-dimethyl-2-propanesulfinamide
CAS: 2049042-08-0 PubChem CID: 155885276 Formula: C₂₈H₃₆NOPS Molecular Weight: 465.6

≥95%

In Stock Item #: S282272

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IUPAC Name

N-[1-(2-diphenylphosphanylphenyl)-2,2-dimethylpropyl]-N,2-dimethylpropane-2-sulfinamide

SMILES

CC(C)(C)C(C1=CC=CC=C1P(C2=CC=CC=C2)C3=CC=CC=C3)N(C)S(=O)C(C)(C)C

InChIKey
LSFXASOJFLAEOF-UHFFFAOYSA-N

InChI

1S/C28H36NOPS/c1-27(2,3)26(29(7)32(30)28(4,5)6)24-20-14-15-21-25(24)31(22-16-10-8-11-17-22)23-18-12-9-13-19-23/h8-21,26H,1-7H3

Synonyms
(R)-N-[(R)-1-[2-(Diphenylphosphino)phenyl]-2,2-dimethylpropyl]-N,2-dimethylpropane-2-sulfinamide
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[S(R)]-N-[(1S)-1-[1,1''-Biphenyl]-2-yl-2-(diphenylphosphino)ethyl]-2-methyl-2-propanesulfinamide
CAS: 1936438-14-0 PubChem CID: 154703149 Formula: C₃₀H₃₂NOPS Molecular Weight: 485.6

≥95%

In Stock Item #: S282274

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IUPAC Name

N-[(1S)-2-diphenylphosphanyl-1-(2-phenylphenyl)ethyl]-2-methylpropane-2-sulfinamide

SMILES

CC(C)(C)S(=O)NC(CP(C1=CC=CC=C1)C2=CC=CC=C2)C3=CC=CC=C3C4=CC=CC=C4

InChIKey
UYIINIAAJWPMRE-QMUARQKKSA-N

InChI

1S/C30H32NOPS/c1-30(2,3)34(32)31-29(28-22-14-13-21-27(28)24-15-7-4-8-16-24)23-33(25-17-9-5-10-18-25)26-19-11-6-12-20-26/h4-22,29,31H,23H2,1-3H3/t29-,3show more

Synonyms
N-[(1S)-2-Diphenylphosphanyl-1-(2-phenylphenyl)ethyl]-2-methylpropane-2-sulfinamide | (R)-N-((S)-1-([1,1'-Biphenyl]-2...
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[S(R)]-N-[(R)-[4-(1,1-Dimethylethyl)phenyl][5-(diphenylphosphino)-9,9-dimethyl-9H-xanthen-4-yl]methyl]-2-methyl-2-propanesulfinamide
CAS: 2160535-58-8 PubChem CID: 154725877 Formula: C₄₂H₄₆NO₂PS Molecular Weight: 659.9

≥95%

In Stock Item #: S282286

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IUPAC Name

N-[(R)-(4-tert-butylphenyl)-(5-diphenylphosphanyl-9,9-dimethylxanthen-4-yl)methyl]-2-methylpropane-2-sulfinamide

SMILES

CC1(C2=C(C(=CC=C2)P(C3=CC=CC=C3)C4=CC=CC=C4)OC5=C(C=CC=C51)C(C6=CC=C(C=C6)C(C)(C)C)NS(=O)C(C)(C)C)C

InChIKey
VJTIVTACNRPUBZ-URCBTILTSA-N

InChI

1S/C42H46NO2PS/c1-40(2,3)30-27-25-29(26-28-30)37(43-47(44)41(4,5)6)33-21-15-22-34-38(33)45-39-35(42(34,7)8)23-16-24-36(39)46(31-17-11-9-12-18-31)32-19show more

Synonyms
N-[(R)-(4-Tert-butylphenyl)-(5-diphenylphosphanyl-9,9-dimethylxanthen-4-yl)methyl]-2-methylpropane-2-sulfinamide | (R...
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[S(R)]-N-[(S)-[2-(Diphenylphosphino)phenyl]-1-naphthalenylmethyl]-2-methyl-2-propanesulfinamide
CAS: 1595319-95-1 PubChem CID: 102143819 Formula: C₃₃H₃₂NOPS Molecular Weight: 521.7

≥95%

In Stock Item #: S282268

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IUPAC Name

N-[(S)-(2-diphenylphosphanylphenyl)-naphthalen-1-ylmethyl]-2-methylpropane-2-sulfinamide

SMILES

CC(C)(C)S(=O)NC(C1=CC=CC=C1P(C2=CC=CC=C2)C3=CC=CC=C3)C4=CC=CC5=CC=CC=C54

InChIKey
ZEKRYLFTCRWHOG-XRRNFBIGSA-N

InChI

1S/C33H32NOPS/c1-33(2,3)37(35)34-32(29-23-14-16-25-15-10-11-21-28(25)29)30-22-12-13-24-31(30)36(26-17-6-4-7-18-26)27-19-8-5-9-20-27/h4-24,32,34H,1-3H3show more

Synonyms
(R)-N-((S)-(2-(Diphenylphosphaneyl)phenyl)(naphthalen-1-yl)methyl)-2-methylpropane-2-sulfinamide | N-((alphaS)-2-(Dip...
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[S(R)]-N-[(S)-[3,5-Bis(trifluoromethyl)phenyl][2- (diphenylphosphino)phenyl]methyl]-2-methyl-2-propanesulfinamide
CAS: 2262535-73-7 PubChem CID: 154726141 Formula: C₃₁H₂₈F₆NOPS Molecular Weight: 607.6

≥95%

In Stock Item #: S282297

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IUPAC Name

N-[(S)-[3,5-bis(trifluoromethyl)phenyl]-(2-diphenylphosphanylphenyl)methyl]-2-methylpropane-2-sulfinamide

SMILES

CC(C)(C)S(=O)NC(C1=CC=CC=C1P(C2=CC=CC=C2)C3=CC=CC=C3)C4=CC(=CC(=C4)C(F)(F)F)C(F)(F)F

InChIKey
NTSLMRQKMJNSQM-GPXQZTSVSA-N

InChI

1S/C31H28F6NOPS/c1-29(2,3)41(39)38-28(21-18-22(30(32,33)34)20-23(19-21)31(35,36)37)26-16-10-11-17-27(26)40(24-12-6-4-7-13-24)25-14-8-5-9-15-25/h4-20,2show more

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Phosphine ligands remain foundational tools in transition-metal catalysis because they strongly influence activity, selectivity, and substrate scope. Selection commonly depends on bite angle, steric bulk, donor strength, monodentate versus bidentate behavior, metal system, and precedent in the target transformation. This category helps chemists compare ligand design variables before screening full catalyst systems. It works well together with Buchwald ligands, chiral ligands, and transition-metal catalyst pages when planning optimization campaigns.

Phosphine Ligands

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