515834-67-0

Basic information

• Product Name: Spiro-TTB , 2,2',7,7'-tetra(N, N-di-tolyl)aMino-spiro-bifluor
• Synonyms: Spiro-TTB , 2,2',7,7'-tetra(N, N-di-tolyl)aMino-spiro-bifluor;2,2',7,7'-tetra(N,N-ditolyl)aMino-9,9-spiro-bifluorene;2,2',7,7'-Tetrakis(di-4-methylphenylamino)-9,9'-spirobifluorene;2,2',7,7'-Tetrakis(di-p-tolylamino)spiro-9,9'-bifluorene;2,2',7,7'-Tetrakis(N,N-ditolylamino)-spiro-9,9'-bifluorene;HIM;HIM 1;2,2',7,7'-Tetra(N,N -di-p -tolyl)amino-9,9-spirobifluorene
• CAS NO: 515834-67-0
• Molecular Formula: C81H68N4
• Molecular Weight: 1097.43342
• Product Categories: HTM
• Mol File: 515834-67-0.mol
• Article Data: 0

Chemical Properties

• Appearance: /
• Density: 1.28±0.1 g/cm3(Predicted)
• PKA: -1.65±0.20(Predicted)
• CAS DataBase Reference: Spiro-TTB , 2,2',7,7'-tetra(N, N-di-tolyl)aMino-spiro-bifluor(CAS DataBase Reference)
• NIST Chemistry Reference: Spiro-TTB , 2,2',7,7'-tetra(N, N-di-tolyl)aMino-spiro-bifluor(515834-67-0)
• EPA Substance Registry System: Spiro-TTB , 2,2',7,7'-tetra(N, N-di-tolyl)aMino-spiro-bifluor(515834-67-0)

Safety Data

• Hazardous Substances Data: 515834-67-0(Hazardous Substances Data)

Usage

Description

Spiro-TTB, also known as 2,2',7,7'-tetra(N,N-di-tolyl)amino-spiro-bifluor, is a molecule with a spirofluorene core and four ditolylamine groups attached at the 2 and 7 positions of the spirofluorene. It is an electron-rich material, similar to Spiro-OMeTAD, and is widely utilized in the field of organic electronics due to its unique properties.

Uses

Used in Organic Light-Emitting Diodes (OLED) Industry:
Spiro-TTB is used as a hole-transport layer material for enhancing the performance and efficiency of OLEDs. Its electron-rich nature allows for efficient charge transport, leading to improved device performance.
Used in Organic Photovoltaics (OPV) Industry:
In the OPV industry, Spiro-TTB is employed as a hole-transport layer material to improve the efficiency of solar cells. Its ability to facilitate charge transport contributes to better power conversion efficiency in these devices.
Used in Perovskite Solar Cells Industry:
Spiro-TTB is also used as a hole-transport layer material in perovskite solar cells, where it plays a crucial role in enhancing the device's performance by promoting efficient charge transport and reducing recombination losses.