CAS 51498-37-4: 4-Hydroxy-3-pyridinesulfonic acid

Description: 4-Hydroxy-3-pyridinesulfonic acid, with the CAS number 51498-37-4, is an organic compound characterized by a pyridine ring substituted with a hydroxyl group and a sulfonic acid group. This compound typically appears as a white to off-white solid and is soluble in water due to the presence of the sulfonic acid group, which enhances its polarity. The hydroxyl group contributes to its potential as a weak acid and may participate in hydrogen bonding, influencing its reactivity and interactions with other molecules. 4-Hydroxy-3-pyridinesulfonic acid is often used in biochemical applications, including as a reagent in the synthesis of various organic compounds and in studies involving enzyme activity. Its structural features allow it to act as a ligand in coordination chemistry and may also impart antioxidant properties. Safety data should be consulted for handling and storage, as with any chemical substance, to ensure proper laboratory practices are followed.

Formula: C₅H₅NO₄S

InChI: InChI=1S/C5H5NO4S/c7-4-1-2-6-3-5(4)11(8,9)10/h1-3H,(H,6,7)(H,8,9,10)

InChI key: InChIKey=AZRCSTMIVMQIPR-UHFFFAOYSA-N

SMILES: O=S(=O)(O)C=1C=NC=CC1O

Synonyms:

• 3-Pyridinesulfonic acid, 4-hydroxy-
• 4-Hydroxy-3-Pyridinesulfonic Acid
• 4-Hydroxy-3-Pyridinesulphonic Acid
• 4-Hydroxypyridie-3-Sulphonic Acid
• 4-Hydroxypyridine-3-Sulfonic Acid
• 4-Hydroxypyridine-3-Sulphonic Acid
• 4-Hydroxypyridine-sulphonic acid�@
• 4-Oxo-1,4-Dihydropyridine-3-Sulfonic Acid
• 4-Pyridinol-3-Sulfonic Acid

4-Hydroxypyridine-3-sulfonic Acid

CAS: 51498-37-4

• Formula: C₅H₅NO₄S
• Purity: >98.0%(T)(HPLC)
• Color and Shape: White to Light yellow to Green powder to crystal
• Molecular weight: 175.16

4-Hydroxypyridine-3-sulfonic acid

CAS: 51498-37-4

• Formula: C₅H₅NO₄S
• Purity: 97%
• Color and Shape: Solid
• Molecular weight: 175.1625

4-Hydroxypyridine-3-sulphonic acid

CAS: 51498-37-4

• Formula: C₅H₅NO₄S
• Purity: 97%
• Color and Shape: off-white solid
• Molecular weight: 175.16g/mol

4-Hydroxypyridine-3-sulfonic acid

CAS: 51498-37-4

• Purity: 95.0%
• Color and Shape: Solid, White to slightly pale yellow green powder
• Molecular weight: 175.16000366210938

4-Hydroxypyridine-3-sulfonicacid

CAS: 51498-37-4

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• Formula: C₅H₅NO₄S
• Purity: Min. 95%
• Molecular weight: 175.16 g/mol