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LC542 (4R,5R)-(-)-4,5-Bis(diphenylphosphinomethyl)-2,2- dimethyl-1,3-dioxolane
for synthesis

 

Order number Packaging Quantity Price €
AC27542 Glass bottle 500 mg 59.40

 

Product information
Synonyms (-)-DIOP, (-)-2,3-O-Isopropylidene-2,3-dihydroxy-1,4-bis(diphenylphosphino)-butane, (-)-1,4-Bis(diphenylphosphino)-1,4-dideoxy-2,3-O-isopropylidene-L-threitol
Hill Formula C31H32O2P2
HS Code 2932 99 00
EC number 250-984-2
Molar mass 498.54 g/mol
CAS number 32305-98-9

 

Chemical and physical data
Solubility (20 °C) insoluble
Melting point 86 – 89 °C
Molar mass 498.54 g/mol

 

Safety information
R Phrase R 36/37/38
Irritating to eyes, respiratory system and skin.
Categories of danger irritant
Hazard Symbol Irritant
Storage class 10 – 13 Other liquids and solids
WGK WGK 3 highly water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

 

Specifications
Assay (HPLC, area%) ≥ 96 %
Melting range
– lower value
≥ 86 °C
– upper value ≤ 89 °C
Spec. rotation [α]20/D (c=2.3 in chloroform) -27 – -25 °
Identity (IR) passes test