189363-47-1

Basic information

• Product Name: 2,2',7,7'-Tetrakis(diphenylamino)-9,9'-spirobifluorene
• Synonyms: 2,2',7,7'-Tetrakis(diphenylamino)-9,9'-spirobifluorene;Spiro-TAD;Spiro-TAD , 2,2',7,7'-tetrakis(N,N-diphenylaMino)-9,9-spir;2,2',7,7'-Tetrakis-(N,N-diphenylamino)-spiro-9,9'-bifluorene;S-TAD;N2,N2,N2′,N2′,N7,N7,N7′,N7′-octaphenyl-9,9′-spirobi[9H-fluorene]-2,2′,7,7′-tetramine;2,2',7,7'-Tetrakis(N,N-diphenylamino)-9,9-spirobifluorene 99% (HPLC);2,2',7,7'-Tetrakis(N,N -diphenylamino)-2,7-diamino-9,9-spirobifluorene
• CAS NO: 189363-47-1
• Molecular Formula: C73H52N4
• Molecular Weight: 985.22
• EINECS: 200-258-5
• Product Categories: Electronic Chemicals
• Mol File: 189363-47-1.mol

Chemical Properties

• Melting Point: 133℃
• Appearance: /
• Density: 1.34±0.1 g/cm3(Predicted)
• PKA: -2.56±0.20(Predicted)
• CAS DataBase Reference: 2,2',7,7'-Tetrakis(diphenylamino)-9,9'-spirobifluorene(CAS DataBase Reference)
• NIST Chemistry Reference: 2,2',7,7'-Tetrakis(diphenylamino)-9,9'-spirobifluorene(189363-47-1)
• EPA Substance Registry System: 2,2',7,7'-Tetrakis(diphenylamino)-9,9'-spirobifluorene(189363-47-1)

Safety Data

• WGK Germany: 3
• Hazardous Substances Data: 189363-47-1(Hazardous Substances Data)

Usage

Uses

Used in Electronics Industry:
2,2',7,7'-Tetrakis(diphenylamino)-9,9'-spirobifluorene is used as a hole transport material for its ability to improve the thermal stability of amorphous states in electronic devices without significantly altering the charge-transport properties. This makes it a valuable component in the development of advanced electronic materials and devices.
Used in Materials Science:
In the field of materials science, 2,2',7,7'-Tetrakis(diphenylamino)-9,9'-spirobifluorene is utilized as a key component in the synthesis of novel materials with enhanced thermal and charge-transport properties. Its unique molecular conformation allows for the creation of materials with improved performance characteristics, making it a valuable asset in the development of advanced materials for various applications.