A1242012
(R)-(+)-1,1′-Bi(2-naphthol) , 99% , 18531-94-7
Synonym(s):
(+)-2,2′-Dihydroxy-1,1′-dinaphthyl;(R)-(+)-1,1′-Binaphthalene-2,2′-diol;(R)-BINOL
CAS NO.：18531-94-7
Empirical Formula: C20H14O2
Molecular Weight: 286.32
MDL number: MFCD00004068
EINECS: 606-048-4
| Pack Size | Price | Stock | Quantity |
| 1G | RMB23.20 | In Stock |
|
| 5G | RMB24.00 | In Stock |
|
| 25G | RMB74.40 | In Stock |
|
| 100G | RMB268.00 | In Stock |
|
| 500G | RMB1279.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 215-218 °C |
| alpha | 35.5 º (c=1, THF) |
| Boiling point: | 388.69°C (rough estimate) |
| Density | 1.301 |
| refractive index | 36.0 ° (C=1, THF) |
| storage temp. | Store below +30°C. |
| solubility | dioxane: 50 mg/mL, clear |
| form | Powder |
| pka | 8.29±0.50(Predicted) |
| color | white to off-white |
| optical activity | [α]21/D +34°, c = 1 in THF |
| Water Solubility | Insoluble in water. Solubility in THF within almost transparency). Soluble in dioxane 50 mg/mL. |
| Merck | 14,1226 |
| BRN | 3616837 |
| CAS DataBase Reference | 18531-94-7(CAS DataBase Reference) |
Description and Uses
Chiral binapthol imminium salt precursor. Salts were used for an asymmetric epoxidation of olefins.
Safety
| Symbol(GHS) |  GHS06 |
| Signal word | Danger |
| Hazard statements | H301-H315-H319 |
| Precautionary statements | P301+P310+P330-P302+P352-P305+P351+P338 |
| Hazard Codes | T,Xi |
| Risk Statements | 25-36-36/37/38 |
| Safety Statements | 26-45-24/25-36 |
| RIDADR | UN 2811 6.1/PG 3 |
| WGK Germany | 3 |
| RTECS | DU3106100 |
| F | 10 |
| TSCA | No |
| HazardClass | 6.1 |
| PackingGroup | III |
| HS Code | 29071590 |
| Toxicity | LD50 orally in Rabbit: 113 mg/kg |
