3,4-diphenylthiophene-2,5-dicarboxylic acid
Names
[ CAS No. ]:
19799-42-9
[ Name ]:
3,4-diphenylthiophene-2,5-dicarboxylic acid
[Synonym ]:
3,4-Diphenyl-thiophen-2,5-dicarbonsaeure
3,4-diphenyl-thiophene-2,5-dicarboxylic acid
Chemical & Physical Properties
[ Density]:
1.382g/cm3
[ Boiling Point ]:
428.6ºC at 760 mmHg
[ Molecular Formula ]:
C18H12O4S
[ Molecular Weight ]:
324.35000
[ Flash Point ]:
213ºC
[ Exact Mass ]:
324.04600
[ PSA ]:
102.84000
[ LogP ]:
4.47850
[ Vapour Pressure ]:
4.14E-08mmHg at 25°C
[ Index of Refraction ]:
1.67
Safety Information
[ HS Code ]:
2934999090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
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%