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Merck
CN

364010

(1R,2R)-(+)-1,2-Diphenylethylenediamine

97%

Synonym(s):

(1R,2R)- DPEDA, (1R,2R)-DPEN, (1R,2R)-(+)-1,2-Diamino-1,2-diphenylethane

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About This Item

Linear Formula:
[C6H5CH(NH2)-]2
CAS Number:
35132-20-8
Molecular Weight:
212.29
UNSPSC Code:
12352116
NACRES:
NA.22
PubChem Substance ID:
24862410
MDL number:
MFCD00082769
Beilstein/REAXYS Number:
2369988
Assay:
97%

Key Documents

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InChI

1S/C14H16N2/c15-13(11-7-3-1-4-8-11)14(16)12-9-5-2-6-10-12/h1-10,13-14H,15-16H2/t13-,14-/m1/s1

SMILES string

N[C@@H]([C@H](N)c1ccccc1)c2ccccc2

InChI key

PONXTPCRRASWKW-ZIAGYGMSSA-N

assay

97%

optical activity

[α]20/D +102°, c = 1 in ethanol

optical purity

ee: 99% (GLC)

mp

79-83 °C (lit.)

functional group

amine, phenyl

Quality Level

100

Related Categories

Application

General applications:
  • (1R,2R)-(+)-1,2-Diphenylethylenediamine (DPEN) is one of the widely used chiral auxiliary and ligand in the synthesis of asymmetric catalysts such as BINAP/diamine-Ru complexes for the stereoselective hydrogenation of ketones.
  • It can be used in the preparation of monosulfonyl DPEN-salt to catalyze Michael addition of various ketones to maleimides.
  • DPEN-derived chiral triazolium salts can be used to catalyze enantioselective intramolecular Stetter reaction and oxodiene Diels-Alder reaction.
  • Zinc acetate complexes of DPEDA-derived ligands can also be used to catalyze hydrosilylation of imines.

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
MKCT5091
MKCR0312
MKCK0061
MKCC7355
MKBX5088V

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Synthesis of (1 R, 2 R)-DPEN-derived triazolium salts and their application in asymmetric intramolecular Stetter reactions.
Jia M Q, et al.
Organic & Biomolecular Chemistry, 9(7), 2072-2074 (2011)
Enantioselective hydrosilylation of imines catalyzed by chiral zinc acetate complexes.
Bezlada A, et al.
The Journal of Organic Chemistry, 81(1), 336-342 (2015)
Sheng-Ming Xie et al.
Analytica chimica acta, 903, 156-163 (2015-12-29)
Molecular organic cages as shape-persistent organic molecules with permanent and accessible cavities have attracted a lot of interest because of their importance as host-guest systems. Herein, we report a chiral porous organic cage (POC) CC9 diluted with a polysiloxane OV-1701
Harold Cruz et al.
Chirality (2018-06-07)
Herein, we report the synthesis of C2 -symmetric sulfonamides as homogeneous and heterogeneous organocatalysts and their application in the enantioselective conjugate 1,4-Michael addition of carbonylic nucleophiles to β-nitrostyrene. Organocatalysts hydrogen bond to β-nitrostyrene and enamine in the transition state, mimicking
trans?[RuCl2 (phosphane) 2 (1, 2?diamine)] and Chiral trans?[RuCl2 (diphosphane)(1, 2?diamine)]: Shelf?Stable Precatalysts for the Rapid, Productive, and Stereoselective Hydrogenation of Ketones.
Doucet H, et al.
Angewandte Chemie (International Edition in English), 37(12), 1703-1707 (1998)
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