5-Nitro-2-thiophenecarboxylic acid

Basic Information

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CAS Number

6317-37-9

Molecular Formula

C5H3NO4S

Molecular Weight

173.15 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

158.0 to 162.0 deg-C

Boiling Point

367.2 °C at 760 mmHg

Density

1.676

Flash Point

50℃

SMILES

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C1=C(SC(=C1)[N+](=O)[O-])C(=O)O

InChI

InChI=1S/C5H3NO4S/c7-5(8)3-1-2-4(11-3)6(9)10/h1-2H,(H,7,8)

InChIKey

UNEPVPOHGXLUIR-UHFFFAOYSA-N

LogP

1.87770

Complexity

189

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

Synonyms & References

English

NS00035349
AM20100561
5-nitrothiophene-2carboxylic acid
DTXSID40212509
5-Nitro-thiophene-2-carboxylic acid
5-Nitro-2-thienylcarboxylic acid
CS-W017558
PS-4938
Z56839660
BCP26125
JL3FTQ5YCK
BIDD:GT0679
NSC-41707
5-Nitro-2-thenoic acid
2-Thiophenecarboxylic acid, 5-nitro-
5-Nitro-2-thiophenecarboxylic acid
5-Nitrothiophene-2-carboxylic acid
FT-0636090
5-nitrothiophene-2-carboxylic
F0001-1717
NSC 41707
EN300-00713
STR05414
5-Nitro-2-ThiphenecarboxylicAcid;5-nitro-2-thiophenecarboxylic
2-CARBOXY-5-NITROTHIOPHENE
MFCD00159552
5-Nitro-2-thiophenecarboxylic acid;5-Nitro-2-thenoic acid;2-Thiophenecarboxylic acid, 5-nitro-
SY018954
SCHEMBL218867
AI-942/25121047
N0940

MDL Number

MFCD00159552

Customs Code

2934999090

FAQ

What are the physical and chemical properties of 5-Nitro-2-thiophenecarboxylic acid (CAS: 6317-37-9)?

5-Nitro-2-thiophenecarboxylic acid is a crystalline compound with a molecular weight of approximately 202.11 g/mol. It has a solubility of about 2.5 g/L in water at 25°C. The compound is reactive towards nucleophiles and can undergo various chemical transformations. It is also known for its acidic nature, making it useful in various chemical reactions.

How is 5-Nitro-2-thiophenecarboxylic acid (CAS: 6317-37-9) typically synthesized?

5-Nitro-2-thiophenecarboxylic acid can be synthesized through the nitration of 2-thiophenecarboxylic acid. This process typically involves the use of concentrated nitric acid and sulfuric acid as a catalyst. The yield is generally around 75-80%, and the reaction requires careful temperature control to avoid decomposition.

What industries use 5-Nitro-2-thiophenecarboxylic acid (CAS: 6317-37-9)?

5-Nitro-2-thiophenecarboxylic acid finds applications in several industries. It is used in the pharmaceutical industry for the synthesis of certain drugs. In the polymer industry, it can be used as a monomer or intermediate. Additionally, it is employed in the production of sensors and semiconductors due to its unique chemical properties.

What precautions should be taken when handling 5-Nitro-2-thiophenecarboxylic acid (CAS: 6317-37-9)?

When handling 5-Nitro-2-thiophenecarboxylic acid, ensure the use of personal protective equipment (PPE), including gloves, safety goggles, and a lab coat. Work in a well-ventilated area or a fume hood to avoid inhalation. Store the compound in a cool, dry place, away from direct sunlight and flammable materials. In case of a spill, neutralize the acid with a base and dispose of the residue according to local regulations. Always consult the Safety Data Sheet (SDS) for detailed handling and disposal information.