n-ethyl-5-phenylisoxazolium-3'-sulfonate

Modify Date: 2025-08-23 12:47:08

n-ethyl-5-phenylisoxazolium-3'-sulfonate Structure
n-ethyl-5-phenylisoxazolium-3'-sulfonate structure
 Common Name n-ethyl-5-phenylisoxazolium-3'-sulfonate
CAS Number 4156-16-5 Molecular Weight 253.274
Density N/A Boiling Point N/A
Molecular Formula C11H11NO4S Melting Point 216-219 °C (dec.)
MSDS Chinese USA Flash Point N/A
Symbol GHS07
GHS07		 Signal Word Warning

 Names

Name 3-(2-ethyl-1,2-oxazol-2-ium-5-yl)benzenesulfonate
Synonym More Synonyms

 Chemical & Physical Properties

Melting Point 216-219 °C (dec.)
Molecular Formula C11H11NO4S
Molecular Weight 253.274
Exact Mass 253.040878
PSA 82.60000
LogP 2.23890
Storage condition Store at RT.

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302
Hazard Codes Xn
Risk Phrases 22
Safety Phrases S24/25
RIDADR NONH for all modes of transport
WGK Germany 3
HS Code 2934999090

 Synthetic Route

Isoxazole, 5-phenyl- structure

Isoxazole, 5-phenyl-

CAS#:1006-67-3

~%

n-ethyl-5-phenylisoxazolium-3'-sulfonate Structure

n-ethyl-5-pheny...

CAS#:4156-16-5

Literature: Woodward,R.B. et al. Tetrahedron, Supplement, 1966 , vol. 8, p. 321 - 340
(3Z)-3-hydroxyimino-1-phenyl-propan-1-one structure

(3Z)-3-hydroxyi...

CAS#:7145-48-4

~%

n-ethyl-5-phenylisoxazolium-3'-sulfonate Structure

n-ethyl-5-pheny...

CAS#:4156-16-5

Literature: Woodward,R.B. et al. Tetrahedron, Supplement, 1966 , vol. 8, p. 321 - 340
Acetophenone structure

Acetophenone

CAS#:98-86-2

~%

n-ethyl-5-phenylisoxazolium-3'-sulfonate Structure

n-ethyl-5-pheny...

CAS#:4156-16-5

Literature: Woodward,R.B. et al. Tetrahedron, Supplement, 1966 , vol. 8, p. 321 - 340
Isoxazole, 5-phenyl- structure

Isoxazole, 5-phenyl-

CAS#:1006-67-3

Triethyloxonium tetrafluoroborate structure

Triethyloxonium...

CAS#:368-39-8

~%

n-ethyl-5-phenylisoxazolium-3'-sulfonate Structure

n-ethyl-5-pheny...

CAS#:4156-16-5

Literature: Woodward,R.B. et al. Journal of the American Chemical Society, 1961 , vol. 83, p. 1010 - 1012

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Articles29

More Articles
[Synthesis of electroconductive polyaniline using immobilized laccase].

Prikl. Biokhim. Mikrobiol. 45(1) , 33-7, (2009)

A new method for synthesis of the conductive complex between polyaniline (PANI) and poly(2-acrylamido-2-methyl-1-propanosulfonic acid) (PAMPS) was proposed; in this method, the immobilized laccase fro...

The carboxyl side chain of glutamate 681 interacts with a chloride binding modifier site that allosterically modulates the dimeric conformational state of band 3 (AE1). Implications for the mechanism of anion/proton cotransport.

Biochemistry 42(6) , 1589-602, (2003)

Glutamate 681 is thought to be located within the transport channel of band 3 (AE1, the chloride/bicarbonate exchanger), where it acts as a proton donor for the anion/proton cotransport function. Here...

Effect of protein-modifying reagents on ecto-apyrase from rat brain.

Int. J. Biochem. Cell Biol. 32(1) , 105-13, (2000)

We have tested several chemical modifiers to investigate which amino acid residues, present in the primary structure of the ecto-apyrase, could be involved in catalysis. Synaptosomes from cerebral cor...

 Synonyms

EINECS 223-988-7
3-(2-Ethyl-1,2-oxazol-2-ium-5-yl)benzenesulfonate
2-Ethyl-5-phenylisoxazolium-3'-sulfonate
2-Ethyl-5-phenylisoxazolium-3'-sulphoneate
Isoxazolium, 2-ethyl-5-(3-sulfophenyl)-, inner salt
NEPIS
n-ethyl-5-phenylisoxazolium-3'-sulfonate
Woodwards reagent K
2-ethyl-5-phenylisoxazolium-3'-sulphonate
3-(2-ethylisoxazol-5-yl)benzenesulfonic acid
2-ethyl-5-(3-sulfo-phenyl)-isoxazolium,betaine
N-ethyl-5-phenylisoxazolium-3'-sulphonate
2-Ethyl-5-m-sulfophenylisoxazolium Hydroxide Inner Salt
MFCD00012128
Woodward's reagent potassium
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