Thiophene-2,5-dicarboxylic acid

Modify Date: 2024-01-02 17:39:35

Thiophene-2,5-dicarboxylic acid Structure
Thiophene-2,5-dicarboxylic acid structure
Common Name Thiophene-2,5-dicarboxylic acid
CAS Number 4282-31-9 Molecular Weight 172.159
Density 1.7±0.1 g/cm3 Boiling Point 444.6±30.0 °C at 760 mmHg
Molecular Formula C6H4O4S Melting Point >300 °C(lit.)
MSDS USA Flash Point 222.7±24.6 °C
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name 2,5-Thiophenedicarboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.7±0.1 g/cm3
Boiling Point 444.6±30.0 °C at 760 mmHg
Melting Point >300 °C(lit.)
Molecular Formula C6H4O4S
Molecular Weight 172.159
Flash Point 222.7±24.6 °C
Exact Mass 171.983032
PSA 102.84000
LogP 1.34
Vapour Pressure 0.0±1.1 mmHg at 25°C
Index of Refraction 1.663

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi:Irritant
Risk Phrases R36/37/38
Safety Phrases S26-S36-S37/39
RIDADR NONH for all modes of transport
WGK Germany 3
HS Code 2934999090

 Synthetic Route

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Articles6

More Articles
Structure and magnetic properties of a new cobalt(II) thiophenedicarboxylate coordination polymer showing unprecedented coordination.

Inorg. Chem. 46(9) , 3423-5, (2007)

A new carboxylato-bridged CoII network of formula {Co((kappa1-kappa1)-(kappa1-mu2)-mu4-TDC)(mu2-H2O)0.5(H2O)}n (H2TDC=2,5-thiophenedicarboxylic acid) has been hydrothermally synthesized and characteri...

Thermochemistry of 2,5-thiophenedicarboxylic acid.

J. Phys. Chem. A 110(45) , 12477-83, (2006)

The enthalpies of combustion and sublimation of 2,5-thiophenedicarboxylic acid [CASRN 4282-31-9] were measured by rotary-bomb combustion calorimetry and the method of transference in a saturated strea...

Preliminary communication Properties of nonlinear supramolecular liquid crystals containing thiophenedicarboxylic acids. Lin H-C, et al.

Liq. Cryst. 25(2) , 277-83, (1998)

 Synonyms

5-carboxythiophene-2-carboxylic acid
thiophene-2,5-dicarboxylic acid
2,5-Thiophenedicarbo
2,5-Thiophenedicarboxylic acid
2,5-THIOPHENEDICARBOXYLIC
2,5-Thiophene dicarboxylic acid
RARECHEM AL BE 0623
Thiophene-2,5-Dicarboxyl Acid
Thiophene-,'-dicarboxylic acid
2,5-DICARBOXYTHIOPHENE
EINECS 224-284-2
MFCD00016896
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