(S)-(-)-2,2'-Bis[di(3,5-xylyl)phosphino]-1,1'-binaphthyl

Synonym(s):(S)-(−)-2,2′-Bis[bis(3,5-dimethylphenyl)phosphino]-1,1′-binaphthyl;(S)-(−)-2,2′-Bis[di(3,5-xylyl)phoshino]-1,1′-binaphthyl;(S)-3,5-Xylyl-BINAP

Catalyst for:

Asymmetric hydrogenation of benzophenone
Regio- and stereoselective preparation of axially chiral arylnaphthalene derivatives via rhodium-catalyzed [2+2+2] cycloaddition of diynes with naphthalenepropynoic acid derivatives in the presence of chiral biaryl bisphosphine ligands
Regiodivergent rhodium-catalyzed [(2+2)+2] carbocyclization of 1,6-enynes with Me propiolates
Ligand controlled regioselective and stereoselective desymmetrizing rhodium-catalyzed allylic arylation of meso cyclopentene dicarbonates with arylboronic acids to form regioisomeric arylcyclopentenols
Platinum(II) complex-catalyzed enantioselective aldol reaction with ketene silyl acetals in DMF at room temperature
Stereoselective preparation of chiral N,O-biaryls via Rh-catalyzed [2+2+2] cycloaddition of conjugate ynamides with diynes

Melting point:	203-206°C
Boiling point:	825.3±65.0 °C(Predicted)
alpha	-172 º (c=1 in chloroform)
storage temp.	Inert atmosphere,Room Temperature
Water Solubility	Insoluble in water
form	crystal
color	white to pale yellow

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes	P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up.