L-Glutamic acid 1-(1,1-dimethylethyl) ester
L-Glutamicacid, 1-(1,1-dimethylethyl) ester
CAS: 45120-30-7
Molecular Formula: C9H17NO4
L-Glutamic acid 1-(1,1-dimethylethyl) ester - Names and Identifiers
L-Glutamic acid 1-(1,1-dimethylethyl) ester - Physico-chemical Properties
| Molecular Formula | C9H17NO4 |
| Molar Mass | 203.24 |
| Density | 1.133±0.06 g/cm3(Predicted) |
| Melting Point | 140 °C |
| Boling Point | 326.8±32.0 °C(Predicted) |
| Flash Point | 151.5 °C |
| Solubility | DMSO (Slightly), Methanol (Slightly), Water (Sparingly, Sonicated) |
| Appearance | Powder |
| Color | White |
| pKa | 4.22±0.10(Predicted) |
| Storage Condition | Keep in dark place,Sealed in dry,2-8°C |
| Refractive Index | 14 ° (C=1, H2O) |
| MDL | MFCD00038562 |
L-Glutamic acid 1-(1,1-dimethylethyl) ester - Reference Information
| Uses | 1-tert-butyl L-glutamic acid is an ester of L-glutamic acid and is an enantiomeric pure isotope used to synthesize amino acids. |
| application | 1-tert-butyl L-glutamic acid is an organic synthesis intermediate and a pharmaceutical intermediate, which can be used in laboratory research and development processes and chemical and pharmaceutical synthesis processes. |
| preparation method | 581g of tert-butyl acetate and 147g of glutamic acid are added into a 2000mL three-mouth bottle, stirred, 100mL of perchloric acid is added dropwise, reacted at 20 ℃ for 48 hours, cooled to 0 ℃, then 600mL of water is added, neutralized with Na2CO3 to pH = 8~9, separated, and washed with 100mL 1% Na2CO3 aqueous solution for three times, the aqueous phase was combined and extracted three times with petroleum ether 200ml to obtain a crude product containing 1-tert-butyl L-glutamic acid. |
Last Update：2024-04-09 20:49:11
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