3,3'-[5'-[3-(3-Pyridinyl)phenyl][1,1':3',1''-terphenyl]-3,3''-diyl]bispyridine

Synonym(s):1,3,5-Tri(m-pyridin-3-ylphenyl)benzene;1,3,5-Tris(3-pyridyl-3-phenyl)benzene;3,3′-[5′-[3-(3-pyridinyl)phenyl][1,1′:3′,1′′-terphenyl]-3,3′′-diyl]bispyridine;Tm3PyPB

CAS NO.：921205-03-0
Empirical Formula: C39H27N3
Molecular Weight: 537.65
MDL number: MFCD16621131
EINECS: 1312995-182-4
SAFETY DATA SHEET (SDS)
Update Date: 2026-05-27 17:24:48

3,3'-[5'-[3-(3-Pyridinyl)phenyl][1,1':3',1''-terphenyl]-3,3''-diyl]bispyridine Structural

What is 3,3'-[5'-[3-(3-Pyridinyl)phenyl][1,1':3',1''-terphenyl]-3,3''-diyl]bispyridine?

Description

With a low-lying HOMO, high triplet energy level, and electron-deficient pyridine groups, TmPyPB is widely used as an electron-transport layer and hole-blocking layer material in organic electronic devices (such as OLEDs, OPV and perovskite solar cells).

The Uses of 3,3'-[5'-[3-(3-Pyridinyl)phenyl][1,1':3',1''-terphenyl]-3,3''-diyl]bispyridine

Electron-transport and hole/exciton-blocking materail with high electron mobility (10^-4-10^-3?cm²?V^-1?s^-1) and high triplet energy level (2.75 eV) for highly efficient phosphorescent OLEDs application.

Properties of 3,3'-[5'-[3-(3-Pyridinyl)phenyl][1,1':3',1''-terphenyl]-3,3''-diyl]bispyridine

Melting point:	195-200°C
Boiling point:	748.9±55.0 °C(Predicted)
Density	1.166
storage temp.	2-8°C
pka	5.02±0.11(Predicted)
Absorption	λmax?254 nm in DCM
color	White powder/crystals

Safety information for 3,3'-[5'-[3-(3-Pyridinyl)phenyl][1,1':3',1''-terphenyl]-3,3''-diyl]bispyridine

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H302:Acute toxicity,oral H315:Skin corrosion/irritation H320:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes	P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Computed Descriptors for 3,3'-[5'-[3-(3-Pyridinyl)phenyl][1,1':3',1''-terphenyl]-3,3''-diyl]bispyridine

InChIKey

CINYXYWQPZSTOT-UHFFFAOYSA-N

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