4,4'-Difluorobenzhydrylpiperazine
Synonym(s):1-(4,4′-Difluorobenzhydryl)piperazine
- CAS NO.：27469-60-9
- Empirical Formula: C17H18F2N2
- Molecular Weight: 288.33
- MDL number: MFCD00038660
- EINECS: 248-476-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-09-25 17:15:13
What is 4,4'-Difluorobenzhydrylpiperazine?
Chemical properties
white to yellow crystalline powder
The Uses of 4,4'-Difluorobenzhydrylpiperazine
1-Bis(4-fluorophenyl)methyl piperazine may be used to synthesize 1-[bis(4-fluorophenyl)methyl]-4-[3-[(N-ethoxycarbonyl-N-phenyl)amino]-2-hydroxypropyl]piperazine and (R, S) 3-[4-(bis(4-fluorophenyl)methyl)piperazin-1-yl]dihydrofuran-2(3H)-one.
General Description
1-Bis(4-fluorophenyl)methyl piperazine is formed during the synthesis of flunarizine. Its crystals exhibits monoclinic crystal system and space group P21/c.
Properties of 4,4'-Difluorobenzhydrylpiperazine
| Melting point: | 88-92 °C(lit.) |
| Boiling point: | 130 °C |
| Density | 1.1462 (estimate) |
| vapor pressure | 0.001-0.003Pa at 20-25℃ |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| solubility | soluble in Methanol,Toluene |
| form | Crystalline Powder |
| pka | 9.00±0.10(Predicted) |
| color | White to yellow |
| Water Solubility | 0.34 g/L (20 ºC) |
| BRN | 620754 |
| Stability: | Hygroscopic |
| CAS DataBase Reference | 27469-60-9(CAS DataBase Reference) |
Safety information for 4,4'-Difluorobenzhydrylpiperazine
| Signal word | Danger |
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06 |
| GHS Hazard Statements |
H301:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
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 4,4'-Difluorobenzhydrylpiperazine
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