| Identification | Back Directory | [Name]
(R,R)-(-)-N,N'-BIS(3,5-DI-TERT-BUTYLSALICYLIDENE)-1,2-CYCLOHEXANEDIAMINE | [CAS]
135616-40-9 | [Synonyms]
(R,R)-(−
(R,R)-JACOBSEN LIGAND
(R,R)-JACOBSEN'S LIGAND
N′-Bis(3,5-di-tert-butylsalicylidene)-1
N,N'-bis(3,5-dibutylsalicylidene)-1,2-cyclohexanediamine
(R,R)-(-)-N,N'-Bis(3,5-di-t-bu-salicyl.)-1,2-cyclohexanedia
(R,R)-(-)-N,N'-BIS(3,5-DI-T-BU-SALICYL.)-1 ,2-CYCLOHEXANDIAM.
)-N,N′-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediaMine
(R R)-(-)-N N''-BIS(3 5-DI-T-BU-SALICYL.) -1 2-CYCLOHEXANEDIA 96+%
(R,R)-(-)-N,N'-BIS(3.5-DI-T-BUTYLSALICYLIDENE)-1,2-CYCLOHEXANEDIAMINE
1R,2R-N,N'-Bis(3,5-di -tert-butylsalicylidene)-1,2-cyclohexanediaMine
(1R,2R)-(-)-1,2-CYCLOHEXANEDIAMINO-N N'-BIS(3,5-DI-T-BUTYLSALICYLIDENE)
(1R,2R)-(-)-1,2-Cyclohexanediamino-N,N'-bis(3,5-di-t-butylsalicylidine)
(R,R)-(-)-N,N'-BIS(3,5-DI-TERT-BUTYLSALICYLIDENE)-1,2-CYCLOHEXANEDIAMINE
(1R,2R)-(-)-1,2-CYCLOHEXANEDIAMINO-N,N'-BIS-(3,5-DI-TERT-BUTYLSALICYLIDENE)
(R,R)-(-)-N,N'-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediamine,98%
(R,R)-(-)-N,N'-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediaMine 98%
(1R,2R)-(-)-1,2-CyclohexanediaMino-N,N'-bis(3,5-di-t-butylsalicylidene),(R,R)-Jacobsen Ligand
(R,R)-(-)-N,N'-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediamine(R,R)-Jacobsen Ligand
(1R,2R)-(-)-1,2-Cyclohexanediamino-N,N'-bis(3,5-di-t-butylsalicylidene),98%(R,R)-JacobsenLigand
2-((E)-((1R,2R)-2-((E)-3,5-di-tert-butyl-2-hydroxybenzylideneaMino)cyclohexyliMino)Methyl)-4,6-di-tert-butylphenol | [Molecular Formula]
C36H54N2O2 | [MDL Number]
MFCD00191800 | [MOL File]
135616-40-9.mol | [Molecular Weight]
546.83 |
| Chemical Properties | Back Directory | [Appearance]
yellow powder | [Melting point ]
205-207 °C(lit.)
| [alpha ]
-315° (c 1, CH2Cl2) | [Boiling point ]
619.74°C (rough estimate) | [density ]
1.0110 (rough estimate) | [refractive index ]
1.5300 (estimate) | [storage temp. ]
Inert atmosphere,Room Temperature | [solubility ]
Chloroform (Slightly), Dichloromethane (Slightly) | [form ]
Powder | [pka]
13.06±0.40(Predicted) | [color ]
Yellow | [optical activity]
[α]20/D 315±15°, c = 1 in methylene chloride | [λmax]
328nm(CH3CN)(lit.) | [BRN ]
5464823 | [InChIKey]
FYNXDGNCEBQLGC-LQWPWIHBSA-N |
| Hazard Information | Back Directory | [Chemical Properties]
yellow powder | [Uses]
(R,R)-(-)-N,N′-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediamine is a versatile ligand used in the preparation of Jacobsen's catalyst. | [Biochem/physiol Actions]
α-amylase catalyzes the hydrolysis of internal α-1,4-O-glycosidic bonds in starches to release α-anomeric sugars. |
| Questions And Answer | Back Directory | [Reactions]
1. A versatile ligand for asymmetric catalysis.
(a) Conjugate addition of hydrazoic acid to unsaturated imides.
2. Enantioselective conjugate cyanation of unsaturated imides.
3. Cobalt catalyzed enantioselective alpha chlorination and fluorination of beta-ketoesters.
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