4,4'-Difluorobiphenyl
- CAS NO.：398-23-2
- Empirical Formula: C12H8F2
- Molecular Weight: 190.19
- MDL number: MFCD00000349
- EINECS: 206-910-6
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:13:27
What is 4,4'-Difluorobiphenyl?
Chemical properties
light yellow crystal powder
Synthesis Reference(s)
Tetrahedron Letters, 22, p. 3793, 1981 DOI: 10.1016/S0040-4039(01)82023-2
Properties of 4,4'-Difluorobiphenyl
| Melting point: | 88-91 °C(lit.) |
| Boiling point: | 254-255 °C(lit.) |
| Density | 1.2470 (rough estimate) |
| refractive index | 1.5678 (estimate) |
| Flash point: | 254-255°C |
| form | powder to crystal |
| color | White to Light yellow to Light orange |
| Water Solubility | Insoluble |
| Merck | 14,3149 |
| BRN | 2044699 |
| CAS DataBase Reference | 398-23-2(CAS DataBase Reference) |
| NIST Chemistry Reference | 1,1'-Biphenyl, 4,4'-difluoro-(398-23-2) |
Safety information for 4,4'-Difluorobiphenyl
| 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 4,4'-Difluorobiphenyl
New Products
Cyclopropane-1,1-dicarboxylic acid Cefuroxime EP Impurity-A N-Nitroso hydroxy Cetrizine EP Impurity-A Noradrenaline EP Impurity D/Noradrenaline Methyl Ether Cetirizine EP Impurity A/Cetirizine CBHP Impurity Lantanoprost rc B Clidinium Bromide Impurity tert-Butyl (2S)-[1-amino-3-(4-iodophenyl)-1-oxopropan-2-yl]carbamate 4-amino-2-fluoro-N- methylbenzamide 5-Chloro-3- Methyl -1,3-2-benzoxazol-2(3H)-one N-(2-chloropyrimidin-4-yl)-N,2,3- trimethyl-2H- indazol 6-amine N-Boc-1,4-butanediamine 4-Bromo-2-fluoro-N-methylbenzamide valeronitrile 3-chlorobenzyl cyanide 3,4 Dimethoxy Benzylcyanide 3,4 Diethoxy Benzylcyanide 2-Chloro Benzylcyanide 3-Hydroxypropionitrile 5-azidovalericacid 6,6'-bis(difluoromethoxy)-2,2'-bis((3,4-dimethoxypyridin-2-yl)methylsulfinyl)-1H,1'H-5,5'-bibenzo[d]imidazole (1-((2'-(2-((1-((2'-(2H-tetrazol-5-yl)biphenyl-4-yl)methyl)-2-butyl-4-chloro-1H-imidazol-5-yl)methyl)-2H-tetrazol-5-yl)biphenyl-4-yl)methyl)-2-butyl-4-chloro-1H-imidazol-5-yl)methanol (1-((2'-(1-((1-((2'-(2H-tetrazol-5-yl)biphenyl-4-yl)methyl)-2-butyl-4-chloro-1H-imidazol-5-yl)methyl)-1H-tetrazol-5-yl)biphenyl-4-yl)methyl)-2-butyl-4-chloro-1H-imidazol-5-yl)methanol (4-Methoxyphenyl) hydrazine HydrochlorideRelated products of tetrahydrofuran
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