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
41
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
10.1
Catalog Facts
Structural features
Dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin, 2,6-bis(3,5-dimethylphenyl)-4-hydroxy-, 4-oxide, (11bS)- (CAS 861909-53-7) is listed in the Catalysts and Ligands portfolio, with molecular formula C36H29O4P and molecular weight 556. 60 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: H315; 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
Safety & Handling
Handling & Storage
Keep container tightly closed and dry.
Store in a well-ventilated place.
PPE
Respiratory protection if needed
First Aid
Do not give anything to an unconscious person.
Rinse mouth with water.
Stability / Reactivity
Reactivity and stability.
Show additional safety reference fields
Fire Fighting
If necessary, wear a self-contained breathing apparatus for firefighting.
Catalog navigation
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
Use the quote panel for visible public options. Additional quantities or specifications can be reviewed by RFQ.
Final lot confirmation
Purity, lot identity, and batch-specific documentation are confirmed before procurement decisions.
Supply documentation
Supplier-issued COA and SDS can be requested before handling, storage, shipment, or procurement decisions.
Quotation review
Final quote depends on quantity, lead time, destination, and supplier confirmation.
Procurement questions
Is CAS 861909-53-7 in stock?
Dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin, 2,6-bis(3,5-dimethylphenyl)-4-hydroxy-, 4-oxide, (11bS)- is listed as in-stock / available for research-use sourcing review. Final availability, lot specification, and lead time are confirmed by RFQ.
How is the final price confirmed?
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 861909-53-7?
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.
Accidental Release
Do not generate dust when collecting and disposing.
Sweep and shovel up.
For supplier-issued SDS, request documentation before handling, storage, shipment, or procurement decisions.
Preliminary Safety Reference
For supplier-issued SDS or COA, submit a documentation request.
(11bR)-2,6-Bis(3,5-dimethylphenyl)-4-hydroxydinaphtho[2,1-d:1 inverted exclamation mark ,2 inverted exclamation mark -f][1,3,2]dioxaphosphepine 4-Oxide
(11bS)-2,6-Bis(3,5-dimethylphenyl)-4-hydroxydinaphtho[2,1-d:1 inverted exclamation mark ,2 inverted exclamation mark -f][1,3,2]dioxaphosphepine 4-Oxide
![Dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin, 2,6-bis(3,5-dimethylphenyl)-4-hydroxy-, 4-oxide, (11bS)- molecular structure, CAS 861909-53-7](/structure-images/861909-53-7.png?v=struct-v2)