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693456

Sigma-Aldrich

Shi Epoxidation Oxazolidinone Methyl Catalyst

95%

Synonym(s):

(3aR,5′S,7aR)-Dihydro-2,2-dimethyl-3′-(4-methylphenyl)-spiro[6H-1,3-dioxolo[4,5-c]pyran-6,5′-oxazolidine]-2′,7(4H)-dione

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About This Item

Empirical Formula (Hill Notation):
C17H19NO6
CAS Number:
Molecular Weight:
333.34
MDL number:
UNSPSC Code:
12352005
PubChem Substance ID:
NACRES:
NA.22

Assay

95%

form

solid

optical activity

[α]22/D -28.0°, c = 1 in chloroform

mp

149-154 °C

functional group

ether
ketal
ketone

storage temp.

2-8°C

SMILES string

Cc1ccc(cc1)N2C[C@]3(OC[C@H]4OC(C)(C)O[C@H]4C3=O)OC2=O

InChI

1S/C17H19NO6/c1-10-4-6-11(7-5-10)18-9-17(24-15(18)20)14(19)13-12(8-21-17)22-16(2,3)23-13/h4-7,12-13H,8-9H2,1-3H3/t12-,13-,17+/m1/s1

InChI key

WFKGDVVGAWYPFR-XNJGSVPQSA-N

Application

Asymmetric epoxidation organocatalyst

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Articles

Catalytic asymmetric epoxidation of alkenes has been the focus of many research efforts over the past two decades, the best known methods probably being those developed by Sharpless and Jacobsen-Katsuki.

Catalytic asymmetric epoxidation of alkenes has been the focus of many research efforts over the past two decades, the best known methods probably being those developed by Sharpless and Jacobsen-Katsuki.

Catalytic asymmetric epoxidation of alkenes has been the focus of many research efforts over the past two decades, the best known methods probably being those developed by Sharpless and Jacobsen-Katsuki.

Catalytic asymmetric epoxidation of alkenes has been the focus of many research efforts over the past two decades, the best known methods probably being those developed by Sharpless and Jacobsen-Katsuki.

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