3,4-diphenylthiophene-2,5-dicarboxylic acid

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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

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Diethyl 2,2'-sulfanediyldiacetate
  • Benzil

DownStream

  • 2,5-bis(chloromethyl)-3,4-diphenylthiophene
  • Thiophene,3,4-diphenyl-
  • diethyl 3,4-diphenylthiophene-2,5-dicarboxylate

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%

Related Compounds

  • diethyl 3,4-diphenylthiophene-2,5-dicarboxylate
  • dimethyl 3,4-diphenylthiophene-2,5-dicarboxylate
  • 3,4-dimethoxythiophene-2,5-dicarboxylic acid
  • 3,4-dihydroxyfuran-2,5-dicarboxylic acid
  • 3,4-diphenylfuran-2,5-dicarboxylic acid
  • 3,4-didecoxythiophene-2,5-dicarboxylic acid
  • [(3-Chloro-4-fluorophenyl)methyl](3-methylbutan-2-yl)amine
  • 1-Methyl-3-(5-methylpyridin-3-YL)-1H-pyrazol-5-amine
  • 2-amino-N-[(3-chlorophenyl)methyl]ethanesulfonamide
  • [(3-Chloro-4-fluorophenyl)methyl](2-ethoxyethyl)amine
  • 2-O-(Z-p-Hydroxycinnamoyl)-(x)-glyceric acid
  • 5-Dimethylaminomethylene-3,3-dimethyl-4-oxo-piperidine-1-carboxylic acid tert-butyl ester
  • 8-[6-O-(4-Carboxy-3-hydroxy-3-methyl-1-oxobutyl)-I(2)-D-glucopyranosyl]-5,7-dihydroxy-2-(4-hydroxyphenyl)-4H-1-benzopyran-4-one
  • [(3-Chloro-4-fluorophenyl)methyl](2-methoxyethyl)amine
  • (1aR,2R,3S,11dS)-1a,2,3,11d-Tetrahydroacenaphtho[1',2':7,8]naphtho[1,2-b]oxirene-2,3-diol
  • Ethyl 1-carbamoylpiperazine-2-carboxylate
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