(+)-N,N-Bis[(1S)-1-phenylethyl]- dinaphtho[2,1-d:1′,2′-f][1,3,2]dioxaphosphepin- 4-amine, (11bR)
Empirical Formula (Hill Notation):
CAS Number:
Molecular Weight:
MDL number:
PubChem Substance ID:

Quality Level




88-89 °C

SMILES string




InChI key


Related Categories


The product may be used as a ligand in:
  • Iridium-catalyzed allylic etherification of acyclic, achiral allylic carbonates with potassium silanolates to form chiral allylic alcohols.
  • Palladium-catalyzed asymmetric allylic cyclisation of N-tosyl and N-benzyl carbonates to form the corresponding pyrrolidine and piperidine derivatives, respectively.
  • Intramolecular iridium-catalyzed allylic cyclizationof (E)-allylic methyl carbonates to form 2,5-trans/cis pyrrolidine derivatives.
Chiral phosphoramidite ligand used in a highly enantioselective copper-catalyzed conjugate addition of diakylzincs to a variety of Michael acceptors. Also used in a palladium-catalyzed diethylzinc mediated umpolung allylation.


2 g in glass bottle
100, 500 mg in glass insert

Features and Benefits

Advantages of the MonoPhos® ligands:
  • Superior enantiocontrol in numerous transformations
  • High activities at low catalyst loadings
  • Hydrogenations under low-pressure conditions

Legal Information

Sold under license from DSM for research purposes only.
MonoPhos is a registered trademark of DSM IP Assets B.V.

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves


NONH for all modes of transport

WGK Germany


Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Asymmetric synthesis of 2, 5-disubstituted 3-hydroxypyrrolidines based on stereodivergent intramolecular iridium-catalyzed allylic aminations.
Natori Y, et al.
Organic & Biomolecular Chemistry, 12(12), 1983-1994 (2014)
Marcovic', D.; Hartwig, J. F.
Journal of the American Chemical Society, 129 (2007)
Enantioselective synthesis of N-heterocycles via intramolecular Pd (0)-catalysed allylic amination.
Olszewska B, et al.
Tetrahedron, 69(46), 9551-9556 (2013)
Oliver Knopff et al.
Organic letters, 4(22), 3835-3837 (2003-02-26)
[formula: see text] The zinc enolates, resulting from the copper-catalyzed enantioselective conjugate addition of dialkyl zinc reagents to cyclic and acyclic enones, could be trapped, quantitatively, as silyl enol ethers with TMSOTf in apolar solvents or with TMSCI and NEt3....
Iridium-Catalyzed Enantioselective Synthesis of Allylic Alcohols: Silanolates as Hydroxide Equivalents.
Lyothier I, et al.
Angewandte Chemie (International Edition in English), 45(37), 6204-6207 (2006)
A diverse array of these chiral, monodentate phosphoramidites based on the privileged BINOL platform. The MonoPhos™ family has exhibited high levels of enantiocontrol in synthetic transformations ranging from metal-catalyzed asymmetric 1,4-additions of organometallic reagents to allylic alkylations to desymmetrization of meso-cycloalkene oxides.
Read More
In collaboration with DSM, we are pleased to offer a range of MonoPhos™ ligands for the research market.† Feringa and co-workers have invented a diverse array of these chiral, monodentate phosphoramidites based on the privileged BINOL platform.
Read More

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

Social Media

LinkedIn icon
Twitter icon
Facebook Icon
Instagram Icon


Research. Development. Production.

We are a leading supplier to the global Life Science industry with solutions and services for research, biotechnology development and production, and pharmaceutical drug therapy development and production.

© 2021 Merck KGaA, Darmstadt, Germany and/or its affiliates. All Rights Reserved.

Reproduction of any materials from the site is strictly forbidden without permission.