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95440

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

purum, ≥97.0% (T)

Synonym(s):

Woodwards reagent K

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About This Item

Empirical Formula (Hill Notation):
C11H11NO4S
CAS Number:
4156-16-5
Molecular Weight:
253.27
EC Number:
223-988-7
UNSPSC Code:
12352005
PubChem Substance ID:
329770460
Beilstein/REAXYS Number:
4149224
MDL number:
MFCD00012128
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grade

purum

assay

≥97.0% (T)

mp

216-219 °C (dec.)

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

Other Notes

Modification of carboxylic groups in enzymes; Coupling reagent for peptide synthesis

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

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