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Cas Database |
| Name |
Carbobenzyloxy-beta-alanine |
EINECS | 218-967-4 |
| CAS No. | 2304-94-1 | Density | 1.249 g/cm3 |
| PSA | 75.63000 | LogP | 1.77840 |
| Solubility | N/A | Melting Point |
100-105 °C |
| Formula | C11H13NO4 | Boiling Point | 435.9 °C at 760 mmHg |
| Molecular Weight | 223.229 | Flash Point | 217.4 °C |
| Transport Information | N/A | Appearance | White powder |
| Safety | 26-39 | Risk Codes | 22-41 |
| Molecular Structure |
|
Hazard Symbols |
 Xn
|
| Synonyms |
b-Alanine, N-carboxy-, N-benzylester (6CI,7CI,8CI);3-(Benzyloxycarbonylamino)propanoic acid;3-[N-(Benzyloxycarbonyl)amino]propionic acid;Carbobenzoxy-b-alanine;N-(Benzyloxycarbonyl)-b-alanine;N-CBZ-b-alanine;N-Carbobenzoxy-b-alanine;N-Carbobenzyloxy-b-alanine;N-[(Phenylmethoxy)carbonyl]-b-alanine;NSC 17161;NSC 28943;NSC 657842;Z-β-Ala-OH;Z-b-Ala-OH; |
Article Data | 43 |
Carbobenzyloxy-beta-alanine Synthetic route
- 501-53-1
benzyl chloroformate
- 107-95-9
3-amino propanoic acid
- 2304-94-1
3-(benzyloxycarbonylamino)propanoic acid
| Conditions | Yield |
|---|---|
| With sodium hydroxide In water at 0 - 20℃; | 99% |
| With sodium carbonate In 1,4-dioxane; water at 20℃; | 96% |
| With sodium carbonate In 1,4-dioxane; water at 0 - 20℃; | 92% |
- 34637-22-4
3-[(N-benzyloxycarbonyl)amino]propanol
- 2304-94-1
3-(benzyloxycarbonylamino)propanoic acid
| Conditions | Yield |
|---|---|
| With NADH oxidase; horse liver alcohol dehydrogenase Enzymatic reaction; | 10% |
| Conditions | Yield |
|---|---|
| With L-Phenylalanine amide; sodium chloride; calcium chloride In N,N-dimethyl-formamide at 25℃; for 3h; pH=8; aq. buffer; | A 7.4% B n/a |
- 54755-77-0
3-(benzyloxycarbonylamino)-propionic acid methyl ester
- 2304-94-1
3-(benzyloxycarbonylamino)propanoic acid
| Conditions | Yield |
|---|---|
| With sodium hydroxide |
- 108-30-5
succinic acid anhydride
- 100-51-6
benzyl alcohol
- 2304-94-1
3-(benzyloxycarbonylamino)propanoic acid
| Conditions | Yield |
|---|---|
| (i) tBu3SnN3, dioxane, (ii) /BRN= 878307/, (iii) aq. NaOH; Multistep reaction; | |
| (i) nBu3SnN3, THF, (ii) /BRN= 878307/; Multistep reaction; |
- 3642-91-9
N-carbobenzoxy-β-alanine-p-nitrophenyl ester
A
- 100-02-7
4-nitro-phenol
B
- 2304-94-1
3-(benzyloxycarbonylamino)propanoic acid
| Conditions | Yield |
|---|---|
| With 1H-imidazole; water In ethanol at 25℃; Mechanism; Kinetics; phosphate buffer (pH=8.05); |
- 4515-23-5
N-benzyloxycarbonyl-L-aspartic acid anhydride
A
- 2304-94-1
3-(benzyloxycarbonylamino)propanoic acid
B
- 1142-20-7
N-Cbz-Ala
| Conditions | Yield |
|---|---|
| With hydrogenchloride; bis(1,5-cyclooctadiene)nickel (0); N,N,N,N,-tetramethylethylenediamine In tetrahydrofuran for 8h; Product distribution; Heating; Further complex ligands.; | |
| With hydrogenchloride; [2,2]bipyridinyl; bis(1,5-cyclooctadiene)nickel (0) 1.) THF, reflux, 8h.; Yield given. Multistep reaction. Yields of byproduct given; | |
| With hydrogenchloride; bis(1,5-cyclooctadiene)nickel (0); N,N,N,N,-tetramethylethylenediamine 1.) THF, reflux, 8h.; Yield given. Multistep reaction. Yields of byproduct given; |
- 18605-26-0
3-(((benzyloxy)carbonyl)amino)propionic tert-butyl ester
- 2304-94-1
3-(benzyloxycarbonylamino)propanoic acid
| Conditions | Yield |
|---|---|
| With trifluoroacetic acid for 0.5h; |
- 67865-70-7
1-diazo-3-(N-benzyloxycarbonyl)amino-2-propanone
- 2304-94-1
3-(benzyloxycarbonylamino)propanoic acid
| Conditions | Yield |
|---|---|
| silver trifluoroacetate In 1,4-dioxane; water for 0.5h; Wolff rearrangement; sonication; | |
| With silver benzoate In 1,4-dioxane; water at 110℃; under 3102.97 Torr; for 0.0166667h; Wolff rearrangement; Microwave irradiation; Closed vessel; |
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1.1: ClCOOEt; N-methylmorpholine / tetrahydrofuran / 0.25 h / -15 °C 1.2: tetrahydrofuran; CH2Cl2 / -15 - 20 °C 2.1: CF3COOAg / dioxane; H2O / 0.5 h / sonication View Scheme |
Carbobenzyloxy-beta-alanine Chemical Properties
Synonyms: BENZYLOXYCARBONYL-BETA-ALANINE;carbobenzyloxy-beta-alanine;CBZ-BETA-ALANINE;CBZ-BETA-ALA-OH;Z-BETA-ALA-OH;Z-BETA-ALANINE;Z-NH-(CH2)2-COOH;Z-GLY(C*CH2)-OH ;
The Molecular formula of Z-BETA-ALA-OH（2304-94-1）: C11H13NO4
The Molecular Weight of Z-BETA-ALA-OH（2304-94-1）:223.23
Molecular Structure :
EINECS: 218-967-4
Melting point: 100-105°C
storage temp.: 2-8°C
Carbobenzyloxy-beta-alanine Safety Profile
Xn The Risk Statements information of Z-BETA-ALA-OH（2304-94-1）：
22: Harmful if swallowed
41: Risk of serious damage to eyes
The Safety Statements information of Z-BETA-ALA-OH（2304-94-1）：
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
39: Wear eye/face protection
WGK Germany: 2
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