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4282-29-5

Name THIOPHENE-3,4-DICARBOXYLIC ACID
CAS 4282-29-5
Molecular Formula C6H4O4S
MDL Number MFCD00067079
Molecular Weight 172.16
MOL File 4282-29-5.mol
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Chemical Properties

Appearance yellow to beige-pinkish or light brown crystalline
Melting point  227-231 °C
Boiling point  272.46°C (rough estimate)
density  1.473 (estimate)
refractive index  1.5500 (estimate)
storage temp.  Keep in dark place,Sealed in dry,Room Temperature
form  Crystalline Powder
pka 3.36±0.20(Predicted)
color  Yellow to beige-pinkish or light brown
λmax 240nm(H2O)(lit.)
InChIKey ZWWLLYJRPKYTDF-UHFFFAOYSA-N

Safety Data

Hazard Codes  Xi
Risk Statements 
Safety Statements 
WGK Germany  3
HazardClass  IRRITANT
HS Code  29349990

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