203854-51-7
(3R)-4-tert-butoxy-3-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}butanoic acid
CAS: 203854-51-7
Molecular Formula: C23H27NO5
203854-51-7 - Names and Identifiers
203854-51-7 - Physico-chemical Properties
| Molecular Formula | C23H27NO5 |
| Molar Mass | 397.46 |
| Density | 1.198±0.06 g/cm3(Predicted) |
| Melting Point | 96-98℃ |
| Boling Point | 599.3±50.0 °C(Predicted) |
| Flash Point | 316.2°C |
| Vapor Presure | 3.28E-15mmHg at 25°C |
| pKa | 4.27±0.10(Predicted) |
| Storage Condition | Sealed in dry,2-8°C |
| Refractive Index | 1.569 |
203854-51-7 - Risk and Safety
| WGK Germany | 3 |
| Hazard Class | IRRITANT |
203854-51-7 - Introduction
(3R)-4-tert-butoxy-3-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}butanoic acid is a compound whose properties include the appearance of white crystalline powder, molecular formula C28H31NO6, the molecular weight was 477.55g/mol.
(3R)-4-tert-butoxy-3-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}butanoic acid is mainly used as an amino acid protecting group in organic synthesis. It can protect the hydroxyl and amino groups and delay the reaction.
Preparation of (3R)-4-tert-butoxy-3-{[(9H-fluoren-9-ylmethoxy) the method of carbonyl]amino}butanoic acid is to react L-B-homoserine with N-methyl-urotropine and dimethylformamide at low temperature, and then add TERT-butyl protecting agent to react to obtain the product.
For safety information,(3R)-4-tert-butoxy-3-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}butanoic acid should be handled and stored in accordance with general laboratory safety procedures. It may cause irritation to the eyes, skin and respiratory tract, so it is necessary to wear protective equipment such as goggles, gloves and protective masks during use. In addition, should be stored in a cool, dry place, and away from flammable and oxidizing agents.
(3R)-4-tert-butoxy-3-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}butanoic acid is mainly used as an amino acid protecting group in organic synthesis. It can protect the hydroxyl and amino groups and delay the reaction.
Preparation of (3R)-4-tert-butoxy-3-{[(9H-fluoren-9-ylmethoxy) the method of carbonyl]amino}butanoic acid is to react L-B-homoserine with N-methyl-urotropine and dimethylformamide at low temperature, and then add TERT-butyl protecting agent to react to obtain the product.
For safety information,(3R)-4-tert-butoxy-3-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}butanoic acid should be handled and stored in accordance with general laboratory safety procedures. It may cause irritation to the eyes, skin and respiratory tract, so it is necessary to wear protective equipment such as goggles, gloves and protective masks during use. In addition, should be stored in a cool, dry place, and away from flammable and oxidizing agents.
Last Update：2024-04-10 22:29:15
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