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CAS No. : | 103365-47-5 | MDL No. : | MFCD01860892 |
Formula : | C14H19NO4 | Boiling Point : | - |
Linear Structure Formula : | OC6H5C3H4NC5H9O2HO | InChI Key : | - |
M.W : | 265.31 | Pubchem ID : | - |
Synonyms : |
|
Chemical Name : | (S)-3-((tert-Butoxycarbonyl)amino)-3-phenylpropanoic acid |
Signal Word: | Warning | Class: | N/A |
Precautionary Statements: | P261-P305+P351+P338 | UN#: | N/A |
Hazard Statements: | H315-H319-H335 | Packing Group: | N/A |
GHS Pictogram: |
* All experimental methods are cited from the reference, please refer to the original source for details. We do not guarantee the accuracy of the content in the reference.
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
0.39 g | With borane-THF; In tetrahydrofuran; at 0℃; for 2h;Inert atmosphere; | will(S)-3-tert-butoxycarbonylamino-3-phenylalanine(0.40g, 1.5mmol)Dissolved in 5 mL THF,Nitrogen protection, at 0 C,Slowly add BH3THF (3 mL, 1 M/mL).Then continue the reaction for 2 hours.Adding an appropriate amount of acetone consumes excess BH3.Then add saturated sodium bicarbonate solution,The aqueous phase is extracted three times with ethyl acetate and the organic layers are combined.After washing the organic layer with saturated sodium chloride solution,After drying over anhydrous magnesium sulfate,Evaporated to get(S)-tert-Butyl-N-(3-hydroxy-1-phenylpropyl)carbamate0.39g (104%). |
With lithium aluminium tetrahydride; In tetrahydrofuran; at 0℃; for 1h; | Method F (S) 3-PHENYL-3- (TERT-BUTOXYCARBONYLAMINO) propionaldehyde Lithium aluminium hydride (19 ml of 1M solution in THF) was added to a solution of (S) 3-phenyl-3- (tert-butoxycarbonylamino) propionic acid (5. 01G) in THF (50ML) at 0C. The reaction mixture was stirred for 1 hour and ethyl acetate (20ML) WAS added followed by water (0. 5ML), 6M sodium hydroxide (0. 5ml) and water (5ML). The mixture was filtered through CELITE and evaporated to dryness to give (S) 3-phenyl-3-(tert-butoxycarbonylamino)propanol, yield 2.89g. This material was dissolved in dichloromethane (40ML) and Dess Martin periodinane (2.12g) was added. The reaction mixture was stirred for 1 hour then washed with 2M sodium hydroxide (2X20ML) and brine (LOML) and dried. The dichloromethane solution was concentrated to a volume of about 20ML and used directly in the next stage. | |
With sodium tetrahydroborate; In tetrahydrofuran; at 0℃; for 1h; | (S) 3-PHENYL-3-TERT-BUTOXYCARBONYLAMINO) propionaldehyde Lithium aluminium hydride (19 ml of 1M solution in THF) was added to a solution of (S) 3-PHENYL-3-(TERT-BUTOXYCARBONYLAMINO) propionic acid (5. 01G) in THF (50ml) at 0C. The reaction mixture was stirred for 1 hour and ethyl acetate (20ML) was added followed by water (0. 5ML), 6M sodium hydroxide (0. 5ML) and water (5ML). The mixture was filtered through Celite and evaporated to dryness to give (S) 3-PHENYL-3- (TERT-BUTOXYCARBONYLAMINO) propanol, yield 2.89g. This material was dissolved in dichloromethane (40ML) and Dess Martin periodinane (2.12g) was added. The reaction mixture was stirred for 1 hour then washed with 2M sodium hydroxide (2X20ML) and brine (10ML) and dried. The dichloromethane solution was concentrated to a volume of about 20ML and used directly in the next stage. |