| post date: | dec 22,2021 |
| expiry date: | dec 22,2022 |
| detailed description: |
cas no. :35132-20-8
product name: (1r,2r)-(+)-1,2-diphenylethylenediamine alias: (1r,2r)-(+)-1,2-diphenyl-1,2-ethanediamine; (1r,2r)-(+)-1,2-diamino-1,2-diphenylethane molecular formula: c14h16n2 molecular weight: 212.29 cas no.: 35132-20-8 physicochemical property: melting point: 81-84ºc boiling point: 353.9°c at 760 mmhg flash point: 199.9°c specific rotation: 104º(c=1.1, meoh 25ºc) purity: 95% hplc usage: is important to have a c2-symmetry axis of the chiral reagent. has been widely used in asymmetric synthesis and optical resolution, such as non-official of the asymmetric epoxidation of olefins, asymmetric aldol condensation reaction, asymmetric diels-alder reaction, asymmetric carbonyl allylation, optical activity of allene-based alcohol and propargyl alcohol-based synthesis, with no functional groups asymmetric epoxidation of olefins and binaphthol split and so on. |
| cas registry number: | 35132-20-8 |
| synonyms: | ;(1r,2r)-1,2-diphenylethane-1,2-diamine;(1r,2r)-(+)-1,2-diphenylenediamine;(1r,2r)-(+)-1,2-diphenyl-1,2-ethane diamine;(1r,2r)-(+)-1,2-diphenylethylenediamine;1r,2r-diphenyl ethylene diamine;(1r,2r)-1,2-diphenylethane-1,2-diaminium;(1r,2r)-1,2-diamino-1,2-diphenylethane; |
| molecular formula: | c14h18n2 |
| molecular weight: | 214.305 |
| molecular structure: | 
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| hazard symbols: | |
| risk codes: | r36/37/38:; |
| safety description: | s26:; s36:; |
