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Cas Database |
| Name |
BOC-L-THREONINE |
EINECS | 219-987-6 |
| CAS No. | 2592-18-9 | Density | 1.202 g/cm3 |
| PSA | 95.86000 | LogP | 0.73600 |
| Solubility | N/A | Melting Point |
80-82 °C(lit.) |
| Formula | C9H17NO5 | Boiling Point | 387.1 °C at 760 mmHg |
| Molecular Weight | 219.238 | Flash Point | 187.9 °C |
| Transport Information | N/A | Appearance | White amorphous powder |
| Safety | 24/25-36-26 | Risk Codes | 20/21/22-36/37/38 |
| Molecular Structure |
|
Hazard Symbols |
 Xn
|
| Synonyms |
Threonine,N-carboxy-, N-tert-butyl ester (7CI);Threonine, N-carboxy-, N-tert-butylester, L- (8CI);L-N-(tert-Butoxycarbonyl)threonine;N-(tert-Butoxycarbonyl)threonine;N-BOC-L-Threonine;N-tert-Butoxycarbonyl-L-threonine;N-tert-Butyloxycarbonyl-L-threonine;N-a-tert-Butoxycarbonyl-L-threonine;NSC 334305; |
Article Data | 98 |
BOC-L-THREONINE Synthetic route
Conditions
| Conditions | Yield |
|---|---|
| With sodium hydrogencarbonate In methanol; water at 20℃; for 72h; | 99% |
| With sodium hydroxide In 1,4-dioxane; water at 0 - 20℃; for 24h; | 99% |
| With sodium carbonate In acetone at 20℃; Cooling with ice; | 95% |
Conditions
| Conditions | Yield |
|---|---|
| With triethylamine In water; N,N-dimethyl-formamide for 8h; Ambient temperature; | 98% |
Conditions
| Conditions | Yield |
|---|---|
| With triethylamine In water; N,N-dimethyl-formamide for 8h; Ambient temperature; | A n/a B 98% |
Conditions
| Conditions | Yield |
|---|---|
| With dmap In 1,4-dioxane; water for 15h; Ambient temperature; | 96% |
- 15260-10-3
N-Boc-O-benzyl-L-threonine
- 2592-18-9
Boc-Thr-OH
Conditions
| Conditions | Yield |
|---|---|
| With ammonium formate; magnesium In ethylene glycol for 0.05h; microwave irradiation; | 95% |
| With magnesium; hydrazinium monoformate In methanol at 25℃; for 1h; | 90% |
| With formic acid; palladium on activated charcoal In methanol at 20℃; for 0.0833333h; |
- 105678-24-8
O-(tert-butyl) S-(pyridin-2-yl)carbonothioate
A
- 2637-34-5
2-Mercaptopyridine
B
- 2592-18-9
Boc-Thr-OH
Conditions
| Conditions | Yield |
|---|---|
| With triethylamine In water; N,N-dimethyl-formamide for 12h; Ambient temperature; | A n/a B 92% |
- 77313-56-5
Boc-Thr-ONbn
- 2592-18-9
Boc-Thr-OH
Conditions
| Conditions | Yield |
|---|---|
| With tetrabutyl ammonium fluoride In N,N-dimethyl-formamide Ambient temperature; | 90% |
- 126587-71-1
Boc-threonine [(2-trimethylsilyl)ethoxy]methyl ester
- 2592-18-9
Boc-Thr-OH
Conditions
| Conditions | Yield |
|---|---|
| With magnesium bromide In dichloromethane for 4h; Ambient temperature; addition at -20 deg C, 0.5 h; | 80% |
Conditions
| Conditions | Yield |
|---|---|
| With dmap; triethylamine In water; acetonitrile for 24h; Ambient temperature; | 51% |
Conditions
| Conditions | Yield |
|---|---|
| With triethylamine In water; acetonitrile for 24h; Ambient temperature; | 48% |
BOC-L-THREONINE Chemical Properties
The molecular formula of Boc-L-Threonine(2592-18-9) is C9H17NO5 and its formula weight is 219.23.
Boc-L-Threonine(2592-18-9) has a melting point of 80-82 °C(lit.).The refractive index is about -7 ° (C=1, AcOH).
The chemical synonyms of Boc-L-Threonine(2592-18-9) are N-TERT-BUTYLOXYCARBONYL-L-THREONINE;N-(TERT-BUTOXYCARBONYL)-L-THREONINE;N-(TERT-BUTOXYCARBONYL)-P-THREONINE;N-T-BUTOXYCARBONYL-L-THREONINE;N-BOC-L-THREONINE;N-ALPHA-T-BUTOXYCARBONYL-L-THREONINE;N-ALPHA-TERT-BUTYLOXYCARBONYL-L-THREONINE;N-ALPHA-T-BOC-L-THREONINE
The molecular structure of Boc-L-Threonine(2592-18-9):
Boc-L-Threonine(2592-18-9) has a melting point of 80-82 °C(lit.).The refractive index is about -7 ° (C=1, AcOH).
The chemical synonyms of Boc-L-Threonine(2592-18-9) are N-TERT-BUTYLOXYCARBONYL-L-THREONINE;N-(TERT-BUTOXYCARBONYL)-L-THREONINE;N-(TERT-BUTOXYCARBONYL)-P-THREONINE;N-T-BUTOXYCARBONYL-L-THREONINE;N-BOC-L-THREONINE;N-ALPHA-T-BUTOXYCARBONYL-L-THREONINE;N-ALPHA-TERT-BUTYLOXYCARBONYL-L-THREONINE;N-ALPHA-T-BOC-L-THREONINE
The molecular structure of Boc-L-Threonine(2592-18-9):
BOC-L-THREONINE Toxicity Data With Reference
RTECS#: CAS# 2592-18-9: None listed
LD50/LC50: RTECS: Not available.
Carcinogenicity: BOC-L-Threonine - Not listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65.
Other: The toxicological properties have not been fully investigated.
LD50/LC50: RTECS: Not available.
Carcinogenicity: BOC-L-Threonine - Not listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65.
Other: The toxicological properties have not been fully investigated.
BOC-L-THREONINE Safety Profile
Hazard Codes Xn
Risk Statements 20/21/22-36/37/38
Safety Statements 24/25-36-26
WGK Germany 3
Risk Statements 20/21/22-36/37/38
Safety Statements 24/25-36-26
WGK Germany 3
BOC-L-THREONINE Specification
Chemical Stability: Stable under normal temperatures and pressures.
Conditions to Avoid: Incompatible materials.
Incompatibilities with Other Materials Strong oxidizing agents.
Hazardous Decomposition Products Carbon monoxide, oxides of nitrogen, carbon dioxide.
Hazardous Polymerization Will not occur.
Conditions to Avoid: Incompatible materials.
Incompatibilities with Other Materials Strong oxidizing agents.
Hazardous Decomposition Products Carbon monoxide, oxides of nitrogen, carbon dioxide.
Hazardous Polymerization Will not occur.
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