Description

(S)-1-[(R)-2-[Bis(4-Methoxy-3,5-Dimethylphenyl)Phosphino]Ferrocenyl]Ethyldi-Tert is a highly specialized, chiral ferrocenyl phosphine ligand, a critical component in asymmetric catalysis. Its value lies in enabling precise stereochemical control in synthetic transformations, leading to higher yields and purities of enantiomerically enriched products. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries who require advanced ligands for challenging asymmetric hydrogenation and cross-coupling reactions.

Application

• As a chiral ligand in asymmetric hydrogenation reactions for the synthesis of pharmaceutical intermediates.
• As a key catalyst component in enantioselective C-C and C-X bond-forming cross-coupling reactions.
• For the development of novel catalytic systems in academic and industrial research focused on stereoselective synthesis.
• In the production of enantiomerically pure agrochemicals and flavors & fragrances.
• As a specialty ligand for the synthesis of complex natural products and bioactive molecules.
• For process development and optimization in GMP-compliant pharmaceutical manufacturing.

Basic Information

Item	Details
Product Name	(S)-1-[(R)-2-[Bis(4-Methoxy-3,5-Dimethylphenyl)Phosphino]Ferrocenyl]Ethyldi-Tert
CAS No.	849924-40-9
Molecular Formula	C39H45FeO2P
Molecular Weight	632.59 g/mol
Synonyms	(S)-1-[(R)-2-(Bis(3,5-dimethyl-4-methoxyphenyl)phosphino)ferrocenyl]ethyldi-tert-butylphosphine; Josiphos SL-J009-1; (S)-1-[(R)-2-[Bis(4-Methoxy-3,5-dimethylphenyl)phosphino]ferrocenyl]ethyldi-tert-butylphosphine; (S)-1-[(R)-2-(Di(3,5-dimethyl-4-methoxyphenyl)phosphino)ferrocenyl]ethyldi-tert-butylphosphine; (S)-1-[(R)-2-(Bis(4-Methoxy-3,5-dimethylphenyl)phosphino)ferrocenyl]ethyldi-tert-butylphosphine; (S)-1-[(R)-2-(Bis(3,5-dimethyl-4-methoxyphenyl)phosphino)ferrocenyl]ethyldi-tert-butylphosphine; (S)-1-[(R)-2-(Bis(4-Methoxy-3,5-dimethylphenyl)phosphino)ferrocenyl]ethyldi-tert-butylphosphine; (S)-1-[(R)-2-(Bis(3,5-dimethyl-4-methoxyphenyl)phosphino)ferrocenyl]ethyldi-tert-butylphosphine
EINECS	Contact for details

Quality Control

Our (S)-1-[(R)-2-[Bis(4-Methoxy-3,5-Dimethylphenyl)Phosphino]Ferrocenyl]Ethyldi-Tert is manufactured under strict quality protocols to ensure high purity and batch-to-batch consistency. Each lot undergoes comprehensive analytical characterization, including NMR, HPLC, and elemental analysis. A Certificate of Analysis (COA) detailing purity, identity, and chiral purity is provided with every shipment to support your quality assurance and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C to maintain stability and prevent oxidation. Keep the container in a cool, dry, and well-ventilated area away from incompatible materials.

Specification

Item	Specification
Appearance	Orange to red powder or crystals
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (HPLC)	≥ 99.0% ee
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.