Thieno[3,2-b]thiophene-2,5-dicarboxaldehyde

Names

[ Name ]:
Thieno[3,2-b]thiophene-2,5-dicarboxaldehyde

[Synonym ]:
Thieno[3,2-b]thiophene-2,5-dicarboxaldehyde
2,5-diformylthieno[3,2-b]thiophene
2,5-Thieno<3,2-b>thiophendicarbaldehyd
2,5-thieno[3,2-b]thiophenedicarbaldehyde

Chemical & Physical Properties

[ Density]:
1.559g/cm3

[ Boiling Point ]:
388.1ºC at 760 mmHg

[ Melting Point ]:
274 °C(dec.)

[ Molecular Formula ]:
C₈H₄O₂S₂

[ Molecular Weight ]:
196.24600

[ Flash Point ]:
188.5ºC

[ Exact Mass ]:
195.96500

[ PSA ]:
90.62000

[ LogP ]:
2.58780

[ Index of Refraction ]:
1.811

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H317-H319-H335

[ Precautionary Statements ]:
P261-P280-P305 + P351 + P338

[ RIDADR ]:
NONH for all modes of transport

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail 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%

Articles

Novel organic dyes for efficient dye-sensitized solar cells.

Chem. Commun. (Camb.) 26 , 2792-2794, (2006)

Two novel metal-free organic dyes containing thienothiophene and thiophene segments have been synthesized. Nano-crystalline TiO2 dye-sensitized solar cells were fabricated using these dyes as light-ha...