(R)-(−)-1,1′-Bi-2-naphthyl dimethanesulfonate
(R)-(−)-1,1′-Bi-2-naphthyl dimethanesulfonate (CAS: 871231-48-0) is a chiral compound with the molecular formula (CH3SO3C10H6)2 and a molecular weight of 442.50 g/mol. It is a derivative of BINOL, commonly employed as a ligand or catalyst in asymmetric synthesis. Its specific stereochemistry makes it valuable for controlling enantioselectivity in various chemical transformations, particularly in the pharmaceutical and fine chemical industries.
- Synonyms
- (CH3SO3C10H6)2
Chiral Ligand in Asymmetric Synthesis
(R)-(−)-1,1′-Bi-2-naphthyl dimethanesulfonate serves as a critical chiral ligand in asymmetric catalysis. It facilitates the stereoselective formation of chiral molecules, which are essential building blocks in pharmaceuticals and agrochemicals.
Catalysis in Organic Transformations
This BINOL derivative can be employed as a catalyst or co-catalyst in a range of organic reactions. Its structure enables it to effectively direct the stereochemical outcome of reactions, leading to high enantiomeric excesses.
Research and Development
Used in academic and industrial research settings for exploring new synthetic routes and developing novel chiral methodologies. Its application helps in understanding stereochemical control mechanisms in complex syntheses.
| Molecular weight | 442.50 |
|---|---|
| Linear formula | (CH3SO3C10H6)2 |
| Assay | 97% |
| Optical activity | [α]20/D -73°, c = 1% in chloroform |
| Melting point | 150-154 °C(lit.) |
Hazard statements
- H319Causes serious eye irritation
Precautionary statements
- 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 |
| Safety statements (S) | 26 |
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 (R)-(−)-1,1′-Bi-2-naphthyl dimethanesulfonate used for?
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(R)-(−)-1,1′-Bi-2-naphthyl dimethanesulfonate is primarily used as a chiral ligand or catalyst in asymmetric synthesis, enabling the stereoselective formation of chiral molecules in organic transformations.
What is the CAS number and formula for this compound?
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The CAS number is 871231-48-0, and its linear formula is (CH3SO3C10H6)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (R)-(−)-1,1′-Bi-2-naphthyl dimethanesulfonate with an assay of 97%. We do not represent this product as meeting USP, BP, EP, or other pharmacopoeia standards.
How should (R)-(−)-1,1′-Bi-2-naphthyl dimethanesulfonate be handled safely?
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This compound is classified as a warning substance (GHS07) and causes eye irritation (H319). Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Ensure adequate ventilation and avoid dust formation. In case of eye contact, rinse cautiously with water for several minutes (P305 + P351 + P338).
How is this chemical typically packed and shipped?
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Tech Serve Solutions exports fine chemicals globally. Products are carefully packed according to international shipping regulations to ensure safe transit and arrival.
How can I request a sample or quote?
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Please contact our sales department via the website or direct email to request a sample or a quotation for (R)-(−)-1,1′-Bi-2-naphthyl dimethanesulfonate.
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