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2-Thiophenecarboxylic acid, 99%

Product Code. 10187613 Shop All Thermo Scientific Chemicals Products
25 g, 25g
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CAS: 527-72-0 | C5H4O2S | 128.15 g/mol

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 527-72-0
Molecular Formula C5H4O2S
Molecular Weight (g/mol) 128.15
MDL Number MFCD00005437
InChI Key QERYCTSHXKAMIS-UHFFFAOYSA-N
Synonym 2-thiophenecarboxylic acid, 2-thenoic acid, 2-carboxythiophene, 2-thiophenic acid, 2-thienylcarboxylic acid, alpha-thiophenecarboxylic acid, 2-tca, thiophene-2-carboxylate, tenoic acid, .alpha.-thiophenecarboxylic acid
PubChem CID 10700
ChEBI CHEBI:71241
IUPAC Name thiophene-2-carboxylic acid
SMILES OC(=O)C1=CC=CS1

Specifications

CAS Min % 98.5
CAS Max % 100.0
Melting Point 126.0°C to 130.0°C
Boiling Point 260.0°C
Assay Percent Range 98.5% min. (GC)
Packaging Glass bottle
Quantity 25 g
Beilstein 18,289
Merck Index 15,9507
Solubility Information Solubility in water: 80g/L (20°C). Other solubilities: soluble in alcohol and ether, moderately soluble in chcl3, slightly soluble in petroleum ether
Formula Weight 128.15
Percent Purity 99%
Chemical Name or Material 2-Thiophenecarboxylic acid
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Product Identifier
  • 2-Thiophenecarboxylic acid
Signal Word
  • Warning
Hazard Category
  • Acute toxicity Category 4
  • Serious eye damage/eye irritation Category 2
  • Skin corrosion/irritation Category 2
  • Specific target organ toxicity Category 3
Hazard Statement
  • H315-Causes skin irritation.
  • H319-Causes serious eye irritation.
  • H335-May cause respiratory irritation.
  • H312-Harmful in contact with skin.
  • H302-Harmful if swallowed.
Precautionary Statement
  • P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P302+P352-IF ON SKIN: Wash with plenty of water/.
  • P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

RUO – Research Use Only

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