2,5-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thieno[3,2-b]thiophene

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Names

[ CAS No. ]:
924894-85-9

[ Name ]:
2,5-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thieno[3,2-b]thiophene

[Synonym ]:
Thieno[3,2-b]thiophene, 2,5-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-
4,4,5,5-tetramethyl-2-[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thieno[3,2-b]thiophen-2-yl]-1,3,2-dioxaborolane
2,2'-Thieno[3,2-b]thiene-2,5-diylbis(4,4,5,5-tetramethyl-1,3,2-dioxaborolane)

Chemical & Physical Properties

[ Density]:
1.2±0.1 g/cm3

[ Boiling Point ]:
501.0±45.0 °C at 760 mmHg

[ Molecular Formula ]:
C18H26B2O4S2

[ Molecular Weight ]:
392.149

[ Flash Point ]:
256.8±28.7 °C

[ Exact Mass ]:
392.145874

[ PSA ]:
93.40000

[ LogP ]:
3.56120

[ Vapour Pressure ]:
0.0±1.2 mmHg at 25°C

[ Index of Refraction ]:
1.551

Safety Information

[ RIDADR ]:
NONH for all modes of transport

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Thieno3,2-bthiophene
  • Isopropoxyboronic acid pinacol ester
  • 2,5-Dibromothieno[3,2-b]thiophene

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

High performance weak donor-acceptor polymers in thin film transistors: effect of the acceptor on electronic properties, ambipolar conductivity, mobility, and thermal stability.

J. Am. Chem. Soc. 133(51) , 20799-807, (2011)

We have studied the electronic, physical, and transistor properties of a family of donor-acceptor polymers consisting of diketopyrrolopyrrole (DPP) coupled with different accepting companion units in ...

Deeply colored polymers containing 1, 3, 4, 6-tetraarylpyrrolo [3, 2-b] pyrrole-2, 5-dione (IsoDPP) units in the main chain Welterlich, I., Charov, O., & Tieke, B.

Macromolecules 45(11) , 4511-4519, (2012)

Synthesis and characterization of a new light-emitting fluorene-thieno [3, 2-b] thiophene-based conjugated copolymer. Lim, E., Jung, B. J., & Shim, H. K.

Macromolecules 36(12) , 4288-4293, (2003)


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