Online Database of Chemicals from Around the World

N4,N4'-Bis(4-ethenylphenyl)-N4,N4'-di-1-naphthalenyl-[1,1'-biphenyl]-4,4'-diamine
[CAS# 1010396-31-2]

List of Suppliers
YURUI (Shanghai) Chemical Co., Ltd. China Inquire  
+86 (21) 3319-1321 ex 816
+86 13032131612
yu@riyngroup.com
info@riyngroup.com
QQ chat
Chemical manufacturer since 2009
chemBlink standard supplier since 2008
Luminescence Technology Corp. Taiwan Inquire  
+886 (2) 2697-5600
sales@lumtec.com.tw
Chemical manufacturer since 1999
chemBlink standard supplier since 2024
Complete supplier list of N4,N4'-Bis(4-ethenylphenyl)-N4,N4'-di-1-naphthalenyl-[1,1'-biphenyl]-4,4'-diamine
Identification
Classification Pharmaceutical intermediate >> OLED material intermediate
Name N4,N4'-Bis(4-ethenylphenyl)-N4,N4'-di-1-naphthalenyl-[1,1'-biphenyl]-4,4'-diamine
Synonyms VNPB; N,N'-Bis(naphthalen-1-yl)-N,N'-bis(4-vinyl-phenyl)benzidine
Molecular Structure CAS # 1010396-31-2, N4,N4'-Bis(4-ethenylphenyl)-N4,N4'-di-1-naphthalenyl-[1,1'-biphenyl]-4,4'-diamine, VNPB, N,N'-Bis(naphthalen-1-yl)-N,N'-bis(4-vinyl-phenyl)benzidine
Molecular Formula C48H36N2
Molecular Weight 640.81
CAS Registry Number 1010396-31-2
SMILES C=CC1=CC=C(C=C1)N(C2=CC=C(C=C2)C3=CC=C(C=C3)N(C4=CC=C(C=C4)C=C)C5=CC=CC6=CC=CC=C65)C7=CC=CC8=CC=CC=C87
Properties
Solubility Insoluble (1.5E-9 g/L) (25 ºC), Calc.*
Density 1.192±0.06 g/cm3 (20 ºC 760 Torr), Calc.*
Index of Refraction 1.737, Calc.*
Boiling Point 825.3±65.0 ºC (760 mmHg), Calc.*
Flash Point 359.9±22.1 ºC, Calc.*
* Calculated using Advanced Chemistry Development (ACD/Labs) Software.
Safety Data
Hazard Symbols symbol   GHS07 Warning    Details
Hazard Statements H302-H315-H319    Details
Precautionary Statements P501-P270-P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313-P301+P312+P330    Details
SDS Available
up Discovory and Applicatios
N4,N4'-Bis(4-ethenylphenyl)-N4,N4'-di-1-naphthalenyl-[1,1'-biphenyl]-4,4'-diamine, commonly referred to as a derivative of tetraaryldiamine compounds, has garnered attention for its significant applications in organic electronics. The molecule was first synthesized in the context of developing advanced hole-transport materials for organic light-emitting diodes (OLEDs). Researchers in the late 20th century identified the potential of such triarylamine derivatives due to their excellent charge transport properties and thermal stability. This compound is characterized by its biphenyl core, flanked by naphthalenyl and ethenyl-substituted phenyl groups, contributing to its rigidity and extended conjugation.

The synthesis of N4,N4'-Bis(4-ethenylphenyl)-N4,N4'-di-1-naphthalenyl-[1,1'-biphenyl]-4,4'-diamine typically involves palladium-catalyzed coupling reactions. The key steps include the use of Buchwald-Hartwig amination to form the biphenyl-diamine structure, followed by Suzuki-Miyaura coupling to attach the naphthalenyl groups. The final step involves a Heck reaction to introduce the ethenyl groups onto the phenyl rings. These methods provide a high yield and allow for structural modifications to optimize electronic properties for specific applications.

One of the primary applications of this compound is in the field of OLEDs, where it serves as a hole-transport material (HTM). Its high thermal and morphological stability ensures efficient charge transport, which is essential for the longevity and performance of OLED devices. This compound also finds use in organic photovoltaic (OPV) cells and other optoelectronic devices, where it enhances charge mobility and device efficiency. The extended conjugated system and bulky side groups reduce intermolecular interactions, minimizing aggregation and improving film-forming properties.

In addition to electronics, this compound has potential in developing sensors and electrochromic devices due to its redox activity. Researchers are exploring its use in new-generation flexible displays and lighting systems, where stability and efficiency are critical. Its versatility in electronic applications highlights the importance of molecular design in advancing organic electronic materials.
Market Analysis Reports
List of Reports Available for N4,N4'-Bis(4-ethenylphenyl)-N4,N4'-di-1-naphthalenyl-[1,1'-biphenyl]-4,4'-diamine
Related Products
9,9-Bis(2-ethylhexyl)-N,N'-di-1-naphthalenyl-N,N'-diphenyl-9H-fluorene-2,7-diamine  2,5-Bis(2-ethylhexyl)-3,6-di(thiophen-2-yl)pyrrolo[3,4-c]pyrrole-1,4(2H,5H)-dione  9,9-Bis(2-ethylhexyl)fluorene-2,7-bis(boronic acid pinacol ester)  N,N-Bis(2-ethylhexyl)-2-hydroxypropanamide  Bis(2-ethylhexyl) maleate  N,N-Bis(2-ethylhexyl)-4-methyl-1H-benzotriazol-1-methanamine  4,8-Bis[(2-ethylhexyl)oxy]benzo[1,2-b:4,5-b']dithiophene  1,1'-[4,8-Bis[(2-ethylhexyl)oxy]benzo[1,2-b:4,5-b']dithiophene-2,6-diyl]bis[1,1,1-trimethylstannane]  Bis(2-ethylhexyl) phosphate  Bis(2-ethylhexyl)phosphinic acid  9,9-Bis[4-[(4-ethenylphenyl)methoxy]phenyl]-N2,N7-di-1-naphthalenyl-N2,N7-diphenyl-9H-fluorene-2,7-diamine  4,4'-Bis(ethoxycarbonly)-2,2'-bipyridine  4,4-Bis(ethoxycarbonyl)cyclohexanone  N,N'-Bis(4-ethoxycarbonylphenyl)-N-benzylformamidine  (-)-(R,R)-N,N'-[Bis(11-ethoxycarbonyl)undecyl]-N,N',4,5-tetramethyl-3,6-dioxooctanediamide  Bis(2-ethoxyethyl) peroxydicarbonate  Bis(ethoxyethyl) phthalate  2-[6-[Bis(2-ethoxy-2-oxoethyl)amino]-5-[2-[2-[bis(2-ethoxy-2-oxoethyl)amino]-5-methylphenoxy]ethoxy]-2-benzofuranyl]-5-oxazolecarboxylic acid ethyl ester  5-((R)-2-[Bis-[2-(2-ethoxyphenoxy)ethyl]amino]propyl)-2-methoxybenzenesulfonamide  N,N'-Bis[(ethylamino)carbonyl]carbamimidothioic acid methyl ester