Research chemical
CAS Number: 1661883-81-3
![2-Hydroxy-3-(diphenylphosphino)-2'-[hydroxy[2-(triethylsilyl)phenyl]methyl]-[1,1'-binaphthalene] molecular structure, CAS 1661883-81-3](/structure-images/1661883-81-3.png?v=struct-v2)
Product details
For laboratory research and professional procurement workflows.
PubChem CID
132274353
Exact Mass
674.276994
InChIKey
OIIJIFPAMOAOKI-UHFFFAOYSA-N
IUPAC Name
3-diphenylphosphanyl-1-[2-[hydroxy-(2-triethylsilylphenyl)methyl]naphthalen-1-yl]naphthalen-2-ol
SMILES String
CC[Si](CC)(CC)c1ccccc1C(O)c1ccc2ccccc2c1-c1c(O)c(P(c2ccccc2)c2ccccc2)cc2ccccc12
No physical property values available.
Catalog navigation
Other public CAS pages in this catalog. These links support navigation across additional intermediates and do not imply equivalence, availability, or shared use.
2-Hydroxy-3-(diphenylphosphino)-2'-[hydroxy[2-(triethylsilyl)phenyl]methyl]-[1,1'-binaphthalene] is identified by CAS 1661883-81-3, with molecular formula C45H43O2PSi, molecular weight 674.9, InChIKey OIIJIFPAMOAOKI-UHFFFAOYSA-N.
Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.
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Submit the CAS number, quantity, purity requirement, and destination country for sourcing review.
Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.
Heavy atom count
49
H-bond acceptors
2
H-bond donors
2
Rotatable bonds
10
Ring count
7
Aromatic rings
7
Topological polar surface area
40.46 Ų
Computed LogP
9.92
Fragment-like structure rule
No
Lead-like structure rule
No
Drug-like structure rule
No
Structure family
phosphine ligand
Precious metal motif
No
Transition metal motif
No
Phosphine ligand motif
Yes
N-heterocycle motif
No
Boronic acid motif
No
Computed structure descriptors generated from molecular structure. These are not experimental physical property values, supplier specifications, SDS data, or bioactivity claims.
Structural features
2-Hydroxy-3-(diphenylphosphino)-2'-[hydroxy[2-(triethylsilyl)phenyl]methyl]-[1,1'-binaphthalene] (CAS 1661883-81-3) is maintained as a commercial cas reference with formula C45H43O2PSi, molecular weight 674. 90 g/mol, PubChem CID 132274353.
Sourcing context
Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.
Research use context
Use this page for CAS identity lookup, internal catalog search, and commercial discovery workflows; structure-derived tags include phosphine-ligand motif.
Documentation needs
Review supplier documentation before handling; for research use only.
Safety and handling reference content is available through documentation requests.
For supplier-issued SDS, request documentation before handling, storage, shipment, or procurement decisions.