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E45260

Woodward′s reagent K

Name: Woodward′s reagent K
Brand: ALDRICH

95%

Synonym(s):

2-Ethyl-5-phenylisoxazolium-3′-sulfonate, NEPIS

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About This Item

Empirical Formula (Hill Notation):

C₁₁H₁₁NO₄S

CAS Number:

4156-16-5

Molecular Weight:

253.27

UNSPSC Code:

12352005

NACRES:

NA.22

PubChem Substance ID:

24894560

EC Number:

223-988-7

Beilstein/REAXYS Number:

4149224

MDL number:

MFCD00012128

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Properties

assay

95%

reaction suitability

reaction type: Coupling Reactions

mp

220 °C (dec.) (lit.)

application(s)

peptide synthesis

SMILES string

CC[n+]1ccc(o1)-c2cccc(c2)S([O-])(=O)=O

InChI

1S/C11H11NO4S/c1-2-12-7-6-11(16-12)9-4-3-5-10(8-9)17(13,14)15/h3-8H,2H2,1H3

InChI key

MWOOKDULMBMMPN-UHFFFAOYSA-N

Description

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

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