3,4-Dimethylthieno(2,3-b)thiophene-2,5-dicarboxylic acid

Names

[ Name ]:
3,4-Dimethylthieno(2,3-b)thiophene-2,5-dicarboxylic acid

[Synonym ]:
3,4-Dimethylthieno(2,3-b)thiophene-2,5-dicarboxylic acid
3,4-dimethylthiopheno[2,3-b]thiophene-2,5-dicarboxylic acid
MFCD00067989

[ Density]:
1.6g/cm3

[ Boiling Point ]:
538ºC at 760mmHg

[ Melting Point ]:
>360°C

[ Molecular Formula ]:
C₁₀H₈O₄S₂

[ Molecular Weight ]:
256.29800

[ Flash Point ]:
279.2ºC

[ Exact Mass ]:
255.98600

[ PSA ]:
131.08000

[ LogP ]:
2.97600

[ Vapour Pressure ]:
2.08E-12mmHg at 25°C

[ Index of Refraction ]:
1.736

[ Risk Phrases ]:
R36/37/38:Irritating to eyes, respiratory system and skin .

[ Safety Phrases ]:
S26-S36/37/39

[ HS Code ]:
2934999090

[ HS Code ]: 2934999090

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