Description

(S,S)-1,2-Bis[(tert-Butyl)Methylphosphino]Ethane Bis(Borane) is a high-value, chiral bidentate phosphine ligand complexed with borane for enhanced stability. This compound is critical for enabling highly selective and efficient catalytic transformations in asymmetric synthesis. It is primarily needed by research institutions and manufacturers in the pharmaceutical and fine chemical industries for developing advanced chiral intermediates and active pharmaceutical ingredients (APIs).

Application

• As a chiral ligand in asymmetric hydrogenation, hydroformylation, and C-C bond-forming reactions.
• For the synthesis of enantiomerically pure pharmaceutical intermediates and active ingredients.
• In the development of advanced catalysts for academic and industrial research.
• As a key reagent in methodology development for organic and organometallic chemistry.
• For the production of specialty fine chemicals requiring high stereoselectivity.

Basic Information

Product Name	(S,S)-1,2-Bis[(tert-Butyl)Methylphosphino]Ethane Bis(Borane)
CAS No.	203000-48-0
Molecular Formula	C₁₄H₃₆B₂P₂
Molecular Weight	288.00 g/mol
Synonyms	(S,S)-Bis(tert-butylmethylphosphino)ethane bis(borane); (S,S)-Bis[(tert-butyl)methylphosphino]ethane-borane complex; (S,S)-t-Bu-BisP* borane complex; (S,S)-1,2-Bis[(tert-butyl)methylphosphanyl]ethane bis(borane); (S,S)-DTBM-SEGPHOS borane adduct (related ligand class); (S,S)-Bisphosphine borane; (S,S)-Et-DuPhos borane complex (structural analog); SS-BisPB
EINECS	Contact for details

Quality Control

Our (S,S)-1,2-Bis[(tert-Butyl)Methylphosphino]Ethane Bis(Borane) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity verification by HPLC and NMR spectroscopy, to ensure it meets the high standards required for catalytic and synthetic applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and chiral excess is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at 2-8°C to maintain stability and prevent decomposition. This material is moisture-sensitive and easily oxidized; ensure containers are sealed immediately after use.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 0.5%

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