(R,R)-(+)-HYDROBENZOIN
Synonym(s):(R,R)-1,2-Diphenyl-1,2-ethanediol;(R,R)-1,2-Diphenylethylene glycol
- CAS NO.：52340-78-0
- Empirical Formula: C14H14O2
- Molecular Weight: 214.26
- MDL number: MFCD00064254
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-07-04 15:22:08
What is (R,R)-(+)-HYDROBENZOIN?
Chemical properties
white to beige or light brown crystalline powder
The Uses of (R,R)-(+)-HYDROBENZOIN
(R,R)-(+)-Hydrobenzoin may be used in the oxyselenenylation step in the multi-step synthesis of cyclopentitols and aminocyclopentitols from cyclopentene. It may also be used as a ligand for the asymmetric addition of diethylzinc to aldehydes in the presence or absence of titanium tetra-isopropoxide to form (R)- or (S)-form of the corresponding secondary alcohol, respectively.
What are the applications of Application
(R,R)-(+)-Hydrobenzoin is chiral reagent
Definition
ChEBI: (R,R)-hydrobenzoin is a hydrobenzoin.
General Description
(R,R)-(+)-Hydrobenzoin is a chiral 1,2-diol useful as a chiral reagent, building block, ligand or auxiliary in asymmetric synthesis.
Properties of (R,R)-(+)-HYDROBENZOIN
| Melting point: | 146-149 °C(lit.) |
| Boiling point: | 314.4°C (rough estimate) |
| Density | 1.0781 (rough estimate) |
| refractive index | 95 ° (C=1, CHCl3) |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | Soluble in DMSO |
| form | Crystalline Powder or Crystals |
| pka | 13.38±0.20(Predicted) |
| color | White to beige or light brown |
| optical activity | [α]28/D +93°, c = 2.5 in ethanol |
| Merck | 14,4777 |
| BRN | 2050815 |
| CAS DataBase Reference | 52340-78-0(CAS DataBase Reference) |
Safety information for (R,R)-(+)-HYDROBENZOIN
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H332:Acute toxicity,inhalation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. 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 (R,R)-(+)-HYDROBENZOIN
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