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222275

Sigma-Aldrich

2-Thiopheneglyoxylic acid

95%

Synonym(s):

α-Oxo-2-thiopheneacetic acid

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About This Item

Empirical Formula (Hill Notation):
C6H4O3S
CAS Number:
Molecular Weight:
156.16
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Assay

95%

mp

88-91 °C (lit.)

SMILES string

OC(=O)C(=O)c1cccs1

InChI

1S/C6H4O3S/c7-5(6(8)9)4-2-1-3-10-4/h1-3H,(H,8,9)

InChI key

GIWRVUADKUVEGU-UHFFFAOYSA-N

Application

2-Thiopheneglyoxylic acid was used in the synthesis of europium complexes.

Pictograms

Corrosion

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1B

Storage Class Code

8A - Combustible corrosive hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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Bin Yu et al.
Guang pu xue yu guang pu fen xi = Guang pu, 24(12), 1571-1574 (2005-04-15)
The complex of europium with 1,10-phenanthroline and 2-thiopheneglyoxylic acid (HL) was synthesized. Its chemical formula was determined to be [EuL2 x phen x (H2O)3]NO3 by elemental analysis, electrical conductivity, IR and 1H NMR. It was found that the europium ion

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