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  • 405000 - (−)-2,2′-Isopropylidenebis[(4S)-4-phenyl-2-oxazoline]

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405000 Sigma-Aldrich

(−)-2,2′-Isopropylidenebis[(4S)-4-phenyl-2-oxazoline]

97%

Synonym: (S,S)-2,2′-Isopropylidenebis(4-phenyl-2-oxazoline), (S,S)-2,2-Bis(4-phenyl-2-oxazolin-2-yl)propane

  • CAS Number 131457-46-0

  • Empirical Formula (Hill Notation) C21H22N2O2

  • Molecular Weight 334.41

  •  Beilstein/REAXYS Number 4266906

  •  MDL number MFCD00192245

  •  PubChem Substance ID 24865286

  •  NACRES NA.22

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Properties

Related Categories Asymmetric Synthesis, BOX, Chemical Synthesis, Chiral Catalysts, Ligands, and Reagents, Privileged Ligands and Complexes More...
InChI Key   JTNVCJCSECAMLD-QZTJIDSGSA-N
assay   97%
optical activity   [α]20/D −160°, c = 1 in ethanol
bp   193 °C/0.03 mmHg (lit.)
mp   37-41 °C (lit.)
density   1 g/mL at 25 °C (lit.)
storage temp.   −20°C

Description

Application

C2 symmetric ligand for enantioselective catalysis. Easily forms bidentate coordination complexes due to the strong affinity of the oxazoline nitrogen for various metals.

Packaging

1 g in glass bottle

250 mg in amber glass bottle

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
3
Flash Point(F) 
230 °F
Flash Point(C) 
110 °C
Protocols & Articles

Articles

BOX

C2-symmetric chiral bisoxazolines (BOX) are privileged structures because they promote a great number of transformations with unprecedented selectivity.1 In 1991, in the same Journal of American Chem...
William Sommer and Daniel Weibel
ChemFiles 2008, 8.2, 64.
Keywords: Addition reactions, Asymmetric synthesis, Catalysis, Cyclopropanations, Ligands, transformation

Peer-Reviewed Papers
15

References

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Description

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912778 sBOX(iPr), ≥95%
06693 Timestrip Plus -20 °C

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