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| | (1R,2R)-(+)-1,2-Diphenylethylenediamine Basic information |
| Product Name: | (1R,2R)-(+)-1,2-Diphenylethylenediamine | | Synonyms: | (R,R)-(+)-1,2-DIPHENYLETHYLENEDIAMINE;(1R,2R)-(+)-1,2-Diphenyl-1,2-ethanediamine ee;(1S,2S)-1,2-Diphenyl-1,2-diaminoethane;(αS,βS)-Bibenzyl-α,β-diamine;(1R,2R)-(+)-1,2-Diphenyl-1,2-ethanediamine ,98% [99%,e.e.];(1R,2R)-(+)-1,2-Diphenylethylenediamine ,99% [ee:99%];(1R,2R)-Diphenyl-1,2-ethanediamine;(1R,2R)-(+)-1,2-Diphenyl-1,2-ethanediamine, 98+%, ee 98% | | CAS: | 35132-20-8 | | MF: | C14H16N2 | | MW: | 212.29 | | EINECS: | 609-071-8 | | Product Categories: | Chiral Nitrogen;DPEN Series;chiral;Chiral reagent;CHIRAL COMPOUNDS;organic amine;Amines (Chiral);Analytical Chemistry;Asymmetric Synthesis;Chiral Building Blocks;e.e. / Absolute Configuration Determination (NMR);Aromatics;Chiral Reagents;Miscellaneous Reagents;Enantiomer Excess & Absolute Configuration Determination;Synthetic Organic Chemistry;Amines and Derivatives;CHIRAL CHEMICALS;Chiral Compound | | Mol File: | 35132-20-8.mol |  |
| | (1R,2R)-(+)-1,2-Diphenylethylenediamine Chemical Properties |
| Melting point | 79-83 °C(lit.) | | alpha | 104 º (c=1.1, MeOH 25 ºC) | | Boiling point | 342.14°C (rough estimate) | | 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 | | InChIKey | PONXTPCRRASWKW-ZIAGYGMSSA-N | | CAS DataBase Reference | 35132-20-8(CAS DataBase Reference) |
| Hazard Codes | Xi,C | | Risk Statements | 36/37/38 | | Safety Statements | 26-36 | | WGK Germany | 3 | | F | 10-23 | | HazardClass | 8 | | HS Code | 29212900 |
| | (1R,2R)-(+)-1,2-Diphenylethylenediamine Usage And Synthesis |
| 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 | | Uses | (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. |
| | (1R,2R)-(+)-1,2-Diphenylethylenediamine Preparation Products And Raw materials |
| Raw materials | Ethanol-->Hydrochloric acid-->Acetic acid-->Sodium-->N,N-Dimethylformamide-->Acetic anhydride-->Ammonia-->Hydrogen bromide-->Sodium acetate-->Sodium ethoxide-->Benzaldehyde-->Cyclohexanone-->Lithium-->D-Tartaric acid-->Benzil | | Preparation Products | (1R,2R)-N,N'-DI-P-TOLUENESULFONYL-1,2-DIPHENYL-1,2-ETHYLENEDIAMINE-->(1R,2R)-(+)-N,N'-DIMETHYL-1,2-DIPHENYL-1,2-ETHANE DIAMINE-->Benzenesulfonamide, N-[(1R,2R)-2-amino-1,2-diphenylethyl]-4-nitro- |
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