60749-71-5

Basic information

• Product Name: Thieno[3,2-b]thiophene-2,5-dione
• Synonyms: Thieno[3,2-b]thiophene-2,5-dione
• CAS NO: 60749-71-5
• Molecular Formula: C6H2O2S2
• Molecular Weight: 170.20888
• Mol File: 60749-71-5.mol
• Article Data: 3

Chemical Properties

• Appearance: /
• CAS DataBase Reference: Thieno[3,2-b]thiophene-2,5-dione(CAS DataBase Reference)
• NIST Chemistry Reference: Thieno[3,2-b]thiophene-2,5-dione(60749-71-5)
• EPA Substance Registry System: Thieno[3,2-b]thiophene-2,5-dione(60749-71-5)

Safety Data

• Hazardous Substances Data: 60749-71-5(Hazardous Substances Data)

Upstream product

• 251-41-2 thieno[3,2-b]thiophene 
• 135361-02-3 2,5-Di-tert-butoxy-thieno[3,2-b]thiophene 
• 25121-87-3 2,5-dibromothieno[3,2-b]thiophene 
• 65701-77-1 3,3a-Dihydrothieno<3,2-b>thiophen-2,5-dion 

Downstream Products

• 139041-04-6 2,5-Bis(cyanimino)-2,5-dihydro-3,6-diiodthieno<3,2-b>thiophen 

Relevant articles and documents

Dithiophene compound as well as preparation method and application thereof

The invention belongs to the technical field of display, and particularly relates to a dithiophene compound as well as a preparation method and an application thereof. The dithiophene compound has a structure as shown in formula I) or formula II), dithiophene is used as a mother nucleus, the conjugated performance is good, an electron withdrawing group increasing the modification property of the mother nucleus is introduced, the LUMO energy level of the dithiophene compound is reduced, the thermal stability of the dithiophene compound is improved, and the solubility is improved; the preparation method is simple, the yield is high, the cost is reduced, the dithiophene compound can be applied to a n-type doping material, promotes the hole generation and carrier combination, can be applied toa hole transport material, promotes hole generation, improves the hole transport speed, and can be applied to an organic electroluminescent device to reduce driving voltage and keep use stability andthe luminous efficiency of the device, and a produced product is good in luminescence property and long in service life and has a good application prospect.

An Efficient Synthesis of Quinone Derivatives of Thienothiophene and Thienothienothiophene and Their Spectral Properties

The quinones of the condensed thiophenes were prepared in good yields by the use of an elimination reaction of di-tert-butoxy derivatives.The redox and UV-spectral properties of these compounds are demonstrated.