(1R,2R)-(+)-1,2-Diphenylethylenediamine
Synonym(s):(1R,2R)- DPEDA;(1R,2R)-(+)-1,2-Diamino-1,2-diphenylethane;(1R,2R)-DPEN
- CAS NO.：35132-20-8
- Empirical Formula: C14H16N2
- Molecular Weight: 212.29
- MDL number: MFCD00082769
- EINECS: 609-071-8
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:21:01
What is (1R,2R)-(+)-1,2-Diphenylethylenediamine?
Description
(1R,2R)-(+)-1,2-Diphenylethylenediamine is a chiral reagent widely used in the chemical industry at present, used for asymmetric synthesis and optical resolution.
Chemical properties
white to light yellow crystal powder
The Uses of (1R,2R)-(+)-1,2-Diphenylethylenediamine
(1R,2R)-(+)-1,2-Diphenyl-1,2-ethanediamine is used as chiral solvation agent for determination of enantiomeric excess of chiral acids by NMR. It is used in various catalyst systems for asymmetric reactions.
What are the applications of Application
(1R,2R)-(+)-1,2-Diphenylethylenediamine is a chemical used in various catalyst systems for asymmetric reactions
Properties of (1R,2R)-(+)-1,2-Diphenylethylenediamine
| Melting point: | 79-83 °C(lit.) |
| Boiling point: | 342.14°C (rough estimate) |
| alpha | 104 º (c=1.1, MeOH 25 ºC) |
| Density | 1.0799 (rough estimate) |
| refractive index | 103 ° (C=1, EtOH) |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| solubility | Chloroform (Slightly), Methanol (Slightly) |
| pka | 9.78±0.10(Predicted) |
| form | Crystalline Powder |
| color | White to light yellow |
| optical activity | [α]20/D +102°, c = 1 in ethanol |
| Water Solubility | Insoluble in water. |
| Sensitive | Air Sensitive |
| BRN | 2369988 |
| Stability: | Hygroscopic |
| CAS DataBase Reference | 35132-20-8(CAS DataBase Reference) |
Safety information for (1R,2R)-(+)-1,2-Diphenylethylenediamine
| 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 (1R,2R)-(+)-1,2-Diphenylethylenediamine
| InChIKey | PONXTPCRRASWKW-ZIAGYGMSSA-N |
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