Skip to Content
Merck
All Photos(1)

Documents

726443

Sigma-Aldrich

(1S)-2,2′-Bis[(S)-(4-methylphenyl)sulfinyl]-1,1′-binaphthalene

≥96.5% (HPLC)

Synonym(s):

(P,S,S)-1,1′-Binaphthalene-2,2′-diyl-bis(p-tolylsulfoxide), (P,S,S)-pTol-BINASO, (S)-2,2′-Bis-((S)-toluene-4-sulfinyl)-[1,1′]binaphthalenyl

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C34H26O2S2
CAS Number:
722455-73-4
Molecular Weight:
530.70
MDL number:
MFCD18427912
UNSPSC Code:
12352005
PubChem Substance ID:
329764238
NACRES:
NA.22

Assay

≥96.5% (HPLC)

form

powder

optical activity

[α]/D -750±25°, c = 1 in chloroform

SMILES string

Cc1ccc(cc1)S(=O)c2ccc3ccccc3c2-c4c(ccc5ccccc45)S(=O)c6ccc(C)cc6

InChI

1S/C34H26O2S2/c1-23-11-17-27(18-12-23)37(35)31-21-15-25-7-3-5-9-29(25)33(31)34-30-10-6-4-8-26(30)16-22-32(34)38(36)28-19-13-24(2)14-20-28/h3-22H,1-2H3/t37-,38-/m0/s1

InChI key

GAWRHNNPYUEUOO-UWXQCODUSA-N

Application

(1S)-2,2′-Bis[(S)-(4-methylphenyl)sulfinyl]-1,1′-binaphthalene can be used as a ligand to prepare:
  • Pd and Pt metal complexes, which are used as catalysts in hydroboration and diboration reactions.
  • Rh metal complex catalysts for asymmetric addition reaction of aryl boronic acids with olefins.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Analysis Note

diastereometric purity ≥97.0%

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Disulfoxide ligands in rhodium catalyzed asymmetric 1,4-addition: first studies and future directions.
Mariz, R., et al.
Chimia, 63, 508-511 (2009)
Synthesis, structure, and catalytic studies of palladium and platinum bis-sulfoxide complexes
Drinkel EE, et al.
Organometallics, 33(3), 627-636 (2014)
A chiral bis-sulfoxide ligand in late-transition metal catalysis; rhodium-catalyzed asymmetric addition of arylboronic acids to electron-deficient olefins.
Ronaldo Mariz et al.
Journal of the American Chemical Society, 130(7), 2172-2173 (2008-01-29)
A chiral bis-sulfoxide ligand in late-transition metal catalysis; rhodium-catalyzed asymmetric addition of arylboronic acids to electron-deficient olefins
Mariz R, et al.
Journal of the American Chemical Society, 130(7), 2172-2173 (2008)

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service