(S)-Ru(OAc)2(T-BINAP)
(S)-Ru(OAc)2(T-BINAP) (CAS: 106681-15-6) is a ruthenium complex with the empirical formula C52H46O4P2Ru and a molecular weight of 897.94 g/mol. This chiral catalyst is integral to asymmetric synthesis, facilitating stereoselective transformations. It is widely recognised for its efficacy in promoting enantioselective reactions, making it a valuable reagent in the synthesis of complex organic molecules and chiral intermediates for the pharmaceutical and fine chemical industries.
- IUPAC
- Diacetato[(S)-(−)-2,2′-bis(di-p-tolylphosphino)-1,1′-binaphthyl]ruthenium(II)

Asymmetric Hydrogenation
This ruthenium complex serves as a highly effective chiral catalyst for asymmetric hydrogenation reactions. It enables the enantioselective reduction of various substrates, leading to the formation of chiral alcohols, amines, and carboxylic acids with high optical purity.
Asymmetric Isomerisation
The complex is employed in asymmetric isomerisation processes, particularly for the synthesis of chiral building blocks. It catalyses the stereoselective rearrangement of prochiral olefins to chiral enamines or other functionalised molecules.
Asymmetric Cyclopropanation
In asymmetric cyclopropanation reactions, (S)-Ru(OAc)2(T-BINAP) facilitates the enantioselective addition of carbenes to olefins. This leads to the formation of chiral cyclopropanes, which are important structural motifs in many natural products and pharmaceuticals.
Catalysis in Fine Chemical Synthesis
As a privileged chiral ligand and complex, it is instrumental in the synthesis of complex organic molecules. Its application streamlines the production of enantiomerically pure compounds crucial for the pharmaceutical and agrochemical sectors.
| Molecular weight | 897.94 |
|---|---|
| Empirical formula | C52H46O4P2Ru |
| Storage temperature | 2-8°C |
| Application | Takasago Ligands and Complexes for Asymmetric Reactions |

Hazard statements
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is (S)-Ru(OAc)2(T-BINAP) used for?
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(S)-Ru(OAc)2(T-BINAP) is a chiral ruthenium catalyst primarily used in asymmetric synthesis. It is highly effective for enantioselective reactions such as hydrogenation, isomerisation, and cyclopropanation, facilitating the production of chiral molecules.
What are the CAS number and formula for (S)-Ru(OAc)2(T-BINAP)?
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The CAS number for (S)-Ru(OAc)2(T-BINAP) is 106681-15-6, and its empirical formula is C52H46O4P2Ru.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (S)-Ru(OAc)2(T-BINAP) at a high purity suitable for research and synthesis. We do not represent this product as USP, BP, EP, or any other pharmacopoeial grade.
How should (S)-Ru(OAc)2(T-BINAP) be handled?
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Handle (S)-Ru(OAc)2(T-BINAP) with care. It is classified as a warning substance, causing serious eye irritation (H319) and may cause respiratory irritation (H335). Use appropriate personal protective equipment, including a dust mask (type N95 or equivalent), eyeshields, and gloves. Ensure adequate ventilation.
How is (S)-Ru(OAc)2(T-BINAP) packed, shipped, and exported?
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This chemical is typically packed in secure, inert containers suitable for sensitive reagents and stored under refrigeration at 2-8°C. TSS expertly handles all export documentation and logistics for global distribution.
How can I request a sample or quote for (S)-Ru(OAc)2(T-BINAP)?
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To request a sample or a quotation, please use the 'Request Sample' or 'Request Quote' buttons on the product page, or contact our sales team directly with your inquiry.
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