(R)-SDP

CAS 917377-74-3C41H34P2Chemical Synthesis

(R)-SDP (CAS: 917377-74-3), with the molecular formula C41H34P2 and a molecular weight of 588.66 g/mol, is a chiral spirobiindane-based diphosphine ligand. It is predominantly employed in asymmetric synthesis, particularly as a privileged chiral catalyst and ligand. Its specific stereochemistry and structural features enable high enantioselectivity in various catalytic transformations, making it valuable for the synthesis of complex chiral molecules in research and development.

IUPAC: (R)-(+)-7,7′-Bis(diphenylphosphino)-2,2′,3,3′-tetrahydro-1,1′-spirobiindene,(R)-7,7′-Bis(diphenylphosphino)-1,1′-spirobiindane
Synonyms: (R)-(+)-7,7′-Bis(diphenylphosphino)-2,2′,3,3′-tetrahydro-1,1′-spirobiindene(R)-7,7′-Bis(diphenylphosphino)-1,1′-spirobiindane

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(R)-SDP (C41H34P2) — chemical structure, CAS 917377-74-3; Chemistry, fine chemical supplied by Tech Serve Solutions

Asymmetric SynthesisChemical SynthesisChiral CatalystsLigandsand ReagentsSpiro Ligands

01 /Applications

Asymmetric Catalysis

This diphosphine ligand is extensively used as a chiral catalyst in asymmetric reactions, facilitating the enantioselective synthesis of chiral compounds. It is particularly effective in metal-catalyzed transformations.

Chiral Ligand Design

As a spirobiindane-based ligand, (R)-SDP is a key component in designing advanced chiral catalysts. Its rigid and well-defined structure contributes to high stereocontrol in catalytic processes.

Organic Synthesis

It serves as a critical reagent in complex organic synthesis, enabling challenging bond formations with high stereospecificity. This is essential for the production of enantiomerically pure intermediates.

02 /Properties

Molecular weight	588.66
Empirical formula	C41H34P2
Optical activity	[α]22/D +184°, c = 1 in chloroform
Storage temperature	−20°C
Melting point	198-203 °C

03 /Safety & handling

Protective equipment	Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Water hazard class (WGK, DE)	3

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry

CAS number

917377-74-3

05 /Quality & supply

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.

06 /Frequently asked questions

What is (R)-SDP used for?

(R)-SDP is used as a chiral ligand and catalyst in asymmetric synthesis and organic chemistry to promote enantioselective transformations.

What are the CAS number and formula for (R)-SDP?

The CAS number for (R)-SDP is 917377-74-3, and its molecular formula is C41H34P2.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies (R)-SDP as a research-grade chemical. The specific purity is not detailed in the available data, and TSS does not represent this product as USP, BP, or EP grade.

How should (R)-SDP be handled and stored?

Handle (R)-SDP with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator filter (type N95 or P1). It should be stored at -20°C.

Is (R)-SDP a controlled substance?

The provided data does not indicate that (R)-SDP is a controlled substance.

How is (R)-SDP packed, shipped, and exported?

As a specialist global supplier, TSS handles the packing, shipping, and export of (R)-SDP, adhering to all relevant regulations for chemical transport.