A3143912
4,4'-Dihydroxydiphenyl , 97% , 92-88-6
Synonym(s):
4,4′-Biphenol;4,4′-Biphenyldiol;4,4′-Diphenol
CAS NO.：92-88-6
Empirical Formula: C12H10O2
Molecular Weight: 186.21
MDL number: MFCD00002348
EINECS: 202-200-5
| Pack Size | Price | Stock | Quantity |
| 25G | RMB24.00 | In Stock |
|
| 100G | RMB100.00 | In Stock |
|
| 250G | RMB135.20 | In Stock |
|
| 500G | RMB404.00 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 280-282 °C(lit.) |
| Boiling point: | 280.69°C (rough estimate) |
| Density | 1.22 |
| vapor pressure | 0Pa at 25℃ |
| refractive index | 1.6010 (estimate) |
| storage temp. | Sealed in dry,Room Temperature |
| pka | 9.74±0.26(Predicted) |
| form | Powder |
| color | Off-white to light beige or light gray |
| Water Solubility | sparingly soluble |
| BRN | 1908886 |
| LogP | 2.7 at 20℃ |
| CAS DataBase Reference | 92-88-6(CAS DataBase Reference) |
| NIST Chemistry Reference | p,p'-Biphenol(92-88-6) |
| EPA Substance Registry System | 4,4'-Biphenyldiol (92-88-6) |
Description and Uses
Biphenol is an intermediate used in the manufacture of thermoplastics such as liquid crystalline polymers (LCP), polyesters, polycarbonates and polysulfones.
Safety
| Symbol(GHS) |   GHS02,GHS07 |
| Signal word | Warning |
| Hazard statements | H252-H317-H412 |
| Precautionary statements | P235-P261-P272-P273-P280-P302+P352 |
| Hazard Codes | Xn |
| Risk Statements | 21-36/37/38-37/38/68-36 |
| Safety Statements | 26-36-24/25-36/37 |
| RIDADR | 3077 |
| WGK Germany | 2 |
| RTECS | DV4725000 |
| TSCA | Yes |
| HazardClass | 9 |
| PackingGroup | III |
| HS Code | 29061900 |
| Toxicity | LD50 orl-rat: 9850 mg/kg TXAPA9 28,313,74 |
