8.24429

(4S,5S)-(+)-4,5-Bis(diphenylphosphinomethyl)-2,2- dimethyl-1,3-dioxolane

for synthesis

• Synonym(s): (4S,5S)-(+)-4,5-Bis(diphenylphosphinomethyl)-2,2- dimethyl-1,3-dioxolane, (+)-DIOP, (+)-2,3-O-Isopropylidene-2,3-dihydroxy-1,4-bis(diphenylphosphino)-butane, (+)-1,4-Bis(diphenylphosphino)-1,4-dideoxy-2,3-O-isopropylidene-D-threitol
• Empirical Formula (Hill Notation): C₃₁H₃₂O₂P₂
• CAS Number: 37002-48-5
• Molecular Weight: 498.53
• MDL number: MFCD00009760
• UNSPSC Code: 12352128
• EC Index Number: 253-307-9

Properties

• Assay: ≥95.0% (HPLC)
• form: powder
• mp: 86-89 °C
• storage temp.: 2-30°C
• InChI: 1S/C31H32O2P2/c1-31(2)32-29(23-34(25-15-7-3-8-16-25)26-17-9-4-10-18-26)30(33-31)24-35(27-19-11-5-12-20-27)28-21-13-6-14-22-28/h3-22,29-30H,23-24H2,1-2H3/t29-,30-/m1/s1
• InChI key: VCHDBLPQYJAQSQ-LOYHVIPDSA-N

Description

Analysis Note

Assay (HPLC, area%): ≥ 95.0 % (a/a)
Melting range (lower value): ≥ 87 °C
Melting range (upper value): ≤ 91 °C
Spec. rotation [α²0/D (c=2 in benzene): +11.5 - +13.5 °
Identity (IR): passes test

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H315 - H319 - H335
• Precautionary Statements: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(C): Not applicable