(S)-(-)-1,1'-Bi-2-naphthol
2,2'-Dihydroxy-1,1'-binaphthyl
CAS: 18531-99-2
Molecular Formula: C20H14O2
(S)-(-)-1,1'-Bi-2-naphthol - Names and Identifiers
| Name | 2,2'-Dihydroxy-1,1'-binaphthyl |
| Synonyms | (S)-(-)-Binol 1,1'-BI-2,2'-NAPHTHOLS (S)-(-)-1,1-Bi-2-Naphthol (S)-(-)-1,1'-Bi-2-naphthol (s)-(-)-1,1'-bi-2-nanphthol (s)-(-)-1,1'-bi-2-nanphthol (R)-(+)-1,1'-Bis(2-Naphthol) (R)-(+)-1,1'-Bi(2,2'-Naphthol) 2,2'-Dihydroxy-1,1'-binaphthyl [1,1']BINAPHTHALENYL-2,2'-DIOL (S)-1,1'-Binaphthalene-2,2'-Diol R(+)-1,1'-Binaphthalene-2,2'-Diol (R)-(+)-1,1'-Binaphthyl-2,2'-Diol (R)-[1,1]-Binaphthalenyl-2,2'-Diol (S)-(-)-1,1'-Binaphthalene-2,2'-Diol S-(-)-2,2'-Dihydroxy-1,1'-binaphthyl (R)-(+)-2,2'-Dihydroxy-1,1-Binaphthyl (R)-(+)-2,2'-Dihydroxy-1,1'-binaphthyl (R)-(+)-2,2'-DIHYDROXY-1,1'-BINAPHTHYL (S)-(-)-1,1''-BINAPHTHYL-2,2''-DIOL FOR SY (S)-1,1'-Binaphthalene-2,2'-diol, (S)-BINOL (S)-(-)-BINOL(S)-(-)-2,2'-Dihydroxy-1,1'-binaphthyl |
| CAS | 18531-99-2 |
| EINECS | 606-050-5 |
(S)-(-)-1,1'-Bi-2-naphthol - Physico-chemical Properties
| Molecular Formula | C20H14O2 |
| Molar Mass | 286.32 |
| Density | 1 g/cm3 |
| Melting Point | 215-218°C |
| Boling Point | 388.69°C (rough estimate) |
| Specific Rotation(α) | -35.5 º (c=1, THF) |
| Solubility | dioxane: 50mg/mL, clear |
| Appearance | Crystals or Crystalline Powder |
| Color | White to light gray |
| Merck | 14,1226 |
| BRN | 3592999 |
| pKa | 8.29±0.50(Predicted) |
| Storage Condition | Keep in dark place,Inert atmosphere,Room temperature |
| Refractive Index | -36.0 ° (C=1, THF) |
| Physical and Chemical Properties | melting point 215-218°C |
| Use | Used as a chiral reagent |
(S)-(-)-1,1'-Bi-2-naphthol - Risk and Safety
| Risk Codes | R25 - Toxic if swallowed R36 - Irritating to the eyes R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S24/25 - Avoid contact with skin and eyes. S36 - Wear suitable protective clothing. |
| UN IDs | UN 2811 6.1/PG 3 |
| WGK Germany | 3 |
| RTECS | DU3106100 |
| FLUKA BRAND F CODES | 10 |
| TSCA | No |
| HS Code | 29072990 |
| Hazard Class | 6.1 |
| Packing Group | III |
(S)-(-)-1,1'-Bi-2-naphthol - Reference Information
| purpose | used as chiral reagent used in the synthesis of multiple Chiral reagents |
Last Update：2024-04-09 20:52:54
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