N,N,N',N'-Tetraphenylbenzidine
Synonym(s):N,N,N′,N′-Tetraphenylbenzidine;Tetraphenylbenzidine;TPB
- CAS NO.：15546-43-7
- Empirical Formula: C36H28N2
- Molecular Weight: 488.62
- MDL number: MFCD00228123
- EINECS: 239-599-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-04-24 14:58:19
What is N,N,N',N'-Tetraphenylbenzidine?
Chemical properties
White to light yellow crystal powder
Properties of N,N,N',N'-Tetraphenylbenzidine
| Melting point: | 230-234 °C |
| Boiling point: | 649.7±48.0 °C(Predicted) |
| Density | 1.171±0.06 g/cm3(Predicted) |
| storage temp. | Sealed in dry,Room Temperature |
| form | Solid |
| pka | -2.62±0.60(Predicted) |
| color | White to Light yellow |
| λmax | 354nm(CHCl3)(lit.) |
| CAS DataBase Reference | 15546-43-7(CAS DataBase Reference) |
| EPA Substance Registry System | [1,1'-Biphenyl]-4,4'-diamine, N,N,N',N'-tetraphenyl- (15546-43-7) |
Safety information for N,N,N',N'-Tetraphenylbenzidine
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319: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. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. 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 N,N,N',N'-Tetraphenylbenzidine
New Products
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