(S,S)-(+)-N,N′-Bis(3,5-di-tert-butylsalicylidene) -1,2-cyclohexanediamine , 98% , 135616-36-3

Synonym(s):
(S,S)-Jacobsen’s ligand

CAS NO.：135616-36-3

Empirical Formula: C36H54N2O2

Molecular Weight: 546.83

MDL number: MFCD00191801

PRODUCT Properties

• Melting point: 203-206 °C(lit.)
• alpha: +305° (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
• pka: 13.06±0.40(Predicted)
• form: Powder
• color: yellow
• optical activity: [α]20/D +315 to 15°, c = 1 in methylene chloride
• BRN: 5464823
• InChIKey: FYNXDGNCEBQLGC-GTHUDTLPSA-N
• SMILES: [C@H]1(/N=C/C2=CC(C(C)(C)C)=CC(C(C)(C)C)=C2O)CCCC[C@@H]1/N=C/C1=CC(C(C)(C)C)=CC(C(C)(C)C)=C1O

Description and Uses

(S,S)-(+)-N,N′-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediamine is a chiral salen-type ligand used for preparing Jacobsen′s catalyst suitable for enantioselective epoxidation of olefins lacking functional groups.

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H315-H319-H335
• Precautionary statements: P261-P264-P271-P280-P302+P352-P305+P351+P338
• Hazard Codes: Xi
• Risk Statements: 36/37/38
• Safety Statements: 26-36
• WGK Germany: 3
• F: 10
• HS Code: 29252900