2-Pyridinesulfonic acid

Basic Information

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CAS Number

15103-48-7

Molecular Formula

C5H5NO3S

Molecular Weight

159.17 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Fine Chemicals Dyes and Pigments Organic Dyes

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Melting Point

252°C

Boiling Point

°Cat760mmHg

Density

1.509

Water Solubility

almost transparency

Refractive Index

1.576

SMILES

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C1=CC=NC(=C1)S(=O)(=O)O

InChI

InChI=1S/C5H5NO3S/c7-10(8,9)5-3-1-2-4-6-5/h1-4H,(H,7,8,9)

InChIKey

KZVLNAGYSAKYMG-UHFFFAOYSA-N

LogP

0.3282999999999999

Topological Polar Surface Area

67.26 Å²

Hydrogen Bond Donor/Acceptor

1 / 4

Complexity

193

Safety Information

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GHS Hazard Pictograms

H314

Hazard Statement

H314 Causes severe skin burns and eye damage
Skin corrosion/irritation

Hazard Class

Class 8 Class 8

Sensitiveness

Sensitive to moisture

Synonyms & References

English

AKOS015854380
2-Pyridinesulfonic acid (8CI)(9CI)
2-Pyridinesulfonic acid
alpha-Pyridinesulfonic acid
GS-5973
A809109
Pyridinesulfonic acid
pyroxsulam TP4
NSC-5081
SCHEMBL3863285
CS-W017951
15103-48-7
InChI=1/C5H5NO3S/c7-10(8,9)5-3-1-2-4-6-5/h1-4H,(H,7,8,9)
NSC5081
NSC 5081
pyridine-2-sulfonic acid
SY051067
H10598
MFCD00234080
pyridine sulfonic acid
FT-0613394
Pyridine-2-sulfonicacid
.alpha.-Pyridinesulfonic acid
Sulfopyridin
2-Pyridinesulfonic acid, 97%
W-205712
SCHEMBL34548
UNII-437T6G8UUP
AM100276
437T6G8UUP
AC-907/25004413

MDL Number

MFCD00234080

Customs Code

2933399090

FAQ

What is 2-Pyridinesulfonic acid (CAS: 15103-48-7)?

2-Pyridinesulfonic acid is a chemical compound with the formula C5H5NSO3H. It is a colorless solid or light yellow crystalline solid, soluble in water. This compound is characterized by its acidic nature and is widely used in various applications.

What are the main uses of 2-Pyridinesulfonic acid (CAS: 15103-48-7)?

2-Pyridinesulfonic acid is primarily used in the production of pharmaceuticals, dyes, and pigments. It is also utilized in the synthesis of other chemicals and as a reagent in research and industry.

Is 2-Pyridinesulfonic acid (CAS: 15103-48-7) safe?

2-Pyridinesulfonic acid is generally considered safe when handled with appropriate precautions. It is corrosive and may cause skin irritation. Proper protective measures such as gloves and goggles should be worn during handling.

How should 2-Pyridinesulfonic acid (CAS: 15103-48-7) be stored?

2-Pyridinesulfonic acid should be stored in a cool, dry place away from heat and sources of ignition. It should be kept in a tightly sealed container to prevent moisture absorption. Avoid exposure to light and store in a well-ventilated area.