Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.
Computed Structure Descriptors
Show calculated structure fields
Heavy atom count
45
H-bond acceptors
4
H-bond donors
1
Rotatable bonds
2
Ring count
7
Aromatic rings
6
Topological polar surface area
55.76 Ų
Computed LogP
11.46
Catalog Facts
Structural features
(11bR)-2,6-Bis(4-(tert-butyl)phenyl)-4-hydroxydinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide (CAS 1217901-32-0) is listed in the Catalysts and Ligands portfolio, with molecular formula C40H37O4P and molecular weight 612. 70 g/mol.
Sourcing context
Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.
Research use context
Intended for catalysis development, ligand screening, and synthetic method research; structure-derived tags include phosphine-ligand motif.
Documentation needs
SDS signal word: Warning; hazard codes: H302, H315, H319, H335; For research use only.
Applications & Classification
Asymmetric SynthesisCatalysis and Ligand ResearchResearch intermediateCustom synthesis building blockResearch chemical sourcingCustom synthesis and catalog availability reviewCOA, SDS, pricing, and fulfillment workflow
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Related Catalog Entries
Other public CAS pages in this catalog. These links support navigation across additional intermediates and do not imply equivalence, availability, or shared use.
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Package and specification
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Final lot confirmation
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Supply documentation
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Quotation review
Final quote depends on quantity, lead time, destination, and supplier confirmation.
Procurement questions
Is CAS 1217901-32-0 in stock?
(11bR)-2,6-Bis(4-(tert-butyl)phenyl)-4-hydroxydinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide is listed as in-stock / available for research-use sourcing review. Final availability, lot specification, and lead time are confirmed by RFQ.
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The page shows a public reference price in the quote panel. Submit an RFQ to confirm current price, quantity breaks, lead time, and destination-specific shipping requirements.
Can MolGraph provide COA or SDS for CAS 1217901-32-0?
Yes. Supplier-issued COA and SDS can be requested during the RFQ workflow. Lot-specific documents depend on supplier and batch confirmation.
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.
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Fire Fighting
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Accidental Release
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Preliminary Safety Reference
For supplier-issued SDS or COA, submit a documentation request.
(11bR)-2,6-Bis[4-(tert-butyl)phenyl]-4-hydroxydinaphtho[2,1-d:1 inverted exclamation mark ,2 inverted exclamation mark -f][1,3,2]dioxaphosphepine 4-Oxide
(11bS)-2,6-Bis[4-(tert-butyl)phenyl]-4-hydroxydinaphtho[2,1-d:1 inverted exclamation mark ,2 inverted exclamation mark -f][1,3,2]dioxaphosphepine 4-Oxide
![(11bR)-2,6-Bis(4-(tert-butyl)phenyl)-4-hydroxydinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide molecular structure, CAS 1217901-32-0](/structure-images/1217901-32-0.png?v=struct-v2)