N-Carbobenzyloxy-L-glutamic acid γ-t.-butyl ester monohydrate
N-Benzyloxycarbonyl-L-glutamic acid gamma-tert-butyl esther
CAS: 3886-08-6
Molecular Formula: C17H23NO6
N-Carbobenzyloxy-L-glutamic acid γ-t.-butyl ester monohydrate - Names and Identifiers
N-Carbobenzyloxy-L-glutamic acid γ-t.-butyl ester monohydrate - Physico-chemical Properties
| Molecular Formula | C17H23NO6 |
| Molar Mass | 337.37 |
| Density | 1?+-.0.06 g/cm3(Predicted) |
| Melting Point | 83-87°C |
| Boling Point | 522.6±50.0 °C(Predicted) |
| Specific Rotation(α) | -14 º (c=2% in MeOH) |
| Flash Point | 269.9°C |
| Solubility | almost transparency in Methanol |
| Vapor Presure | 9.49E-12mmHg at 25°C |
| Appearance | powder to crystal |
| Color | White to Almost white |
| pKa | 3.80±0.10(Predicted) |
| Storage Condition | Sealed in dry,2-8°C |
| MDL | MFCD00038274 |
| Physical and Chemical Properties | White Crystal or crystalline powder, soluble in methanol and ethanol, insoluble in petroleum ether; mp is 85-87 ℃; Specific optical rotation [α]20D-15 °-17 °(0.5-2 mg/mL, methanol), [Α] 20D-9.5 °(0.5-2 mg/mL, ethanol). |
N-Carbobenzyloxy-L-glutamic acid γ-t.-butyl ester monohydrate - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R43 - May cause sensitization by skin contact |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37 - Wear suitable protective clothing and gloves. |
| WGK Germany | 3 |
| HS Code | 29242990 |
N-Carbobenzyloxy-L-glutamic acid γ-t.-butyl ester monohydrate - Reference Information
| Use | Used as amino acid protective monomer for polypeptide synthesis. |
| Production method | Using tert-butanol and benzyloxycarbonyl-L-glutamic acid as raw materials, esterification reaction is carried out, and the product is obtained after crystallization and purification. |
Last Update：2024-04-09 21:54:55
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