Skip to Content
Merck
All Photos(3)

Key Documents

474592

Sigma-Aldrich

(R,R)-(−)-N,N′-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediaminocobalt(II)

Synonym(s):

(R,R)-N,N′-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediaminatocobalt(II), (R,R)-Co(salen), (R,R)-Jacobsen HKR catalyst

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
[[[(CH3)3C]2C6H2-2-(O-)CH=N]2C6H10]Co
CAS Number:
Molecular Weight:
603.74
MDL number:
UNSPSC Code:
12352001
PubChem Substance ID:
NACRES:
NA.22

Pricing and availability is not currently available.

mp

>350 °C (lit.)

Quality Level

SMILES string

CC(C)(C)c1cc2C=[N@H]3[C@@H]4CCCC[C@H]4[N@@H]5=Cc6cc(cc(c6O[Co]35Oc2c(c1)C(C)(C)C)C(C)(C)C)C(C)(C)C

InChI

1S/C36H54N2O2.Co/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;/q;+2/p-2/b37-21+,38-22+;/t29-,30-;/m1./s1

InChI key

ZFWPDJKMASHRPT-CITKKJEGSA-L

Application

Catalyst for the hydrolytic kinetic resolution of terminal epoxides[1] and the enantioselective ring opening of meso epoxides.[2]

Pictograms

Health hazardExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Aquatic Chronic 3 - Skin Sens. 1A - STOT RE 1

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Jacobsen, E.N. et al.
Tetrahedron Letters, 38, 773-773 (1997)
M Tokunaga et al.
Science (New York, N.Y.), 277(5328), 936-938 (1997-08-15)
Epoxides are versatile building blocks for organic synthesis. However, terminal epoxides are arguably the most important subclass of these compounds, and no general and practical method exists for their production in enantiomerically pure form. Terminal epoxides are available very inexpensively

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service