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

Modify Date: 2025-08-20 11:14:43

3,4-diphenylthiophene-2,5-dicarboxylic acid Structure
3,4-diphenylthiophene-2,5-dicarboxylic acid structure
 Common Name 3,4-diphenylthiophene-2,5-dicarboxylic acid
CAS Number 19799-42-9 Molecular Weight 324.35000
Density 1.382g/cm3 Boiling Point 428.6ºC at 760 mmHg
Molecular Formula C18H12O4S Melting Point N/A
MSDS N/A Flash Point 213ºC

 Names

Name 3,4-diphenylthiophene-2,5-dicarboxylic acid
Synonym More Synonyms

 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

Diethyl 2,2'-sulfanediyldiacetate structure

Diethyl 2,2'-su...

CAS#:925-47-3

Benzil structure

Benzil

CAS#:134-81-6

~64%

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

3,4-diphenylthi...

CAS#:19799-42-9

Literature: Henckens; Colladet; Fourier; Cleij; Lutsen; Gelan; Vanderzande Macromolecules, 2005 , vol. 38, # 1 p. 19 - 26

 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%

 Synonyms

3,4-Diphenyl-thiophen-2,5-dicarbonsaeure
3,4-diphenyl-thiophene-2,5-dicarboxylic acid
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Chemsrc provides CAS#:19799-42-9 MSDS, density, melting point, boiling point, structure, etc. Its name is 3,4-diphenylthiophene-2,5-dicarboxylic acid>> amp version: 3,4-diphenylthiophene-2,5-dicarboxylic acid

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