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4-Pyridineethanesulfonic acid

CAS 53054-76-5: 4-Pyridineethanesulfonic acid

Description:4-Pyridineethanesulfonic acid, also known as pyridine-4-ethanesulfonic acid (PES), is an organic compound characterized by its pyridine ring and sulfonic acid functional group. It is a colorless to pale yellow solid that is soluble in water, making it useful in various biochemical applications. The presence of the sulfonic acid group imparts strong acidity, allowing it to act as a buffering agent in biological systems. PES is often utilized in the preparation of buffers for biochemical assays, particularly in studies involving enzymes and proteins, due to its ability to maintain stable pH levels. Additionally, it can serve as a zwitterionic compound, possessing both positive and negative charges, which enhances its solubility and interaction with biomolecules. Its CAS number, 53054-76-5, is a unique identifier that facilitates the identification and sourcing of this compound in chemical databases. Overall, 4-Pyridineethanesulfonic acid is valued for its role in research and industrial applications, particularly in the fields of biochemistry and molecular biology.

Formula:C7H9NO3S

InChI:InChI=1S/C7H9NO3S/c9-12(10,11)6-3-7-1-4-8-5-2-7/h1-2,4-5H,3,6H2,(H,9,10,11)

InChI key:InChIKey=RGIIAYDCZSXHGL-UHFFFAOYSA-N

SMILES:O=S(=O)(O)CCC=1C=CN=CC1

  • Synonyms:
  • 2-(4-Pyridyl)ethanesulfonic acid
  • 2-(4-Pyridyl)ethanesulphonic acid
  • 2-(Pyridin-4-Yl)Ethanesulfonic Acid
  • 2-(Pyridin-4-yl)ethane-1-sulfonic acid
  • 2-Pyridin-1-ium-4-ylethanesulfonate
  • 4-Pyridineethanesulfonic Acid
  • 4-Pyridineethanesulphonic acid
  • 4-Pyridylethylsulfonic acid
  • NSC 87853
  • γ-(2-Sulfoethyl)pyridine
  • See more synonyms
  • 4-(2-Sulfoethyl)pyridine
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Found 5 products.

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2-(Pyridin-4-yl)ethanesulfonic acid

CAS:53054-76-5

Ref: IN-DA003M0I

1g35.00 €
5g70.00 €
Estimated delivery in United States, on Monday 5 May 2025
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2-(Pyridin-4-yl)ethane-1-sulphonic acid

CAS:53054-76-5

Ref: 54-OR8834

5g47.00 €
25g86.00 €
100g274.00 €
Estimated delivery in United States, on Monday 12 May 2025
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2-pyridin-4-ylethanesulfonic acid

CAS:53054-76-5

Ref: 10-F375189

5gTo inquire
25g109.00 €
Estimated delivery in United States, on Tuesday 13 May 2025
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2-(4-Pyridyl)ethanesulfonic Acid

Controlled Product
CAS:53054-76-5

Ref: TR-P991910

1g116.00 €
5g173.00 €
10g266.00 €
Estimated delivery in United States, on Thursday 22 May 2025
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2-(4-Pyridyl)ethanesulfonic acid

CAS:53054-76-5

Ref: 3D-FP59745

5gDiscontinuedRequest information
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Discontinued product
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