43182
Fluka

α,α-Diphenyl-L-prolinol

purum, ≥99.0% (sum of enantiomers, HPLC)

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Synonym

(S)-α,α-Diphenyl-2-pyrrolidinemethanol

(S)-2-(Diphenylhydroxymethyl)pyrrolidine

Molecular Formula

C₁₇H₁₉NO

Molecular Weight

253.34

CAS Number

112068-01-6

Beilstein Registry Number

6060893

MDL number

MFCD00075506

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Descriptions

Other Notes

The cyclic borane adduct, an oxazaborolidine, is an efficient catalyst for enantioselective reductions of ketones with borane (CBS-reduction)^1,^2,^3,⁴

Properties

grade

purum

assay

≥99.0% (sum of enantiomers, HPLC)

optical activity

[α]20/D −69±2°, c = 3% in chloroform

optical purity

enantiomeric ratio: ≥99.5:0.5 (HPLC)

77-80 °C(lit.)

77-80 °C

References

Cited Reference

1. M. Periasamy Pure Appl. Chem. 68, 663, (1996)

2. E.J. Corey, R.K. Bakshi Tet. Lett. 31, 611, (1990)

3. J.V.B. Kanth, H.C. Brown Tet. 58, 1069, (2002)

4. D.J. Mathre et al. J. Org. Chem. 58, 2880, (1993)

Safety

Hazard Codes

Risk Statements

36/37/38

Safety Statements

26-36

WGK Germany

10-34

Related Categories

... Chiral Catalysts, Ligands, and Reagents > Proline-Based Organocatalysts

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