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404438

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

98%

Synonym(s):

(S,S)-Jacobsen’s ligand

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About This Item

Linear Formula:
[[(CH3)3C]2C6H2-2-(OH)CH=N]2C6H10
CAS Number:
135616-36-3
Molecular Weight:
546.83
UNSPSC Code:
12352116
NACRES:
NA.22
PubChem Substance ID:
24865245
MDL number:
MFCD00191801
Beilstein/REAXYS Number:
5464823
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ligand

salen

Quality Segment

100

assay

98%

optical activity

[α]20/D +315 to 15°, c = 1 in methylene chloride

manufacturer/tradename

ECACC

mp

203-206 °C (lit.)

functional group

imine

SMILES string

CC(C)(C)c1cc(\C=N\[C@H]2CCCC[C@@H]2\N=C\c3cc(cc(c3O)C(C)(C)C)C(C)(C)C)c(O)c(c1)C(C)(C)C

InChI

1S/C36H54N2O2/c1-33(2,3)25-17-23(31(39)27(19-25)35(7,8)9)21-37-29-15-13-14-16-30(29)38-22-24-18-26(34(4,5)6)20-28(32(24)40)36(10,11)12/h17-22,29-30,39-40H,13-16H2,1-12H3/b37-21+,38-22+/t29-,30-/m0/s1

InChI key

FYNXDGNCEBQLGC-GTHUDTLPSA-N

Application

(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.

Legal Information

Licensed through Research Corporation Technologies

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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