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Basic Information
| CAS No.: | 2304-94-1 |
|---|---|
| Name: | Carbobenzyloxy-beta-alanine |
| Article Data: | 43 |
| Molecular Structure: | |
|
|
|
| Formula: | C11H13NO4 |
| Molecular Weight: | 223.229 |
| 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; |
| EINECS: | 218-967-4 |
| Density: | 1.249 g/cm3 |
| Melting Point: | 100-105 °C |
| Boiling Point: | 435.9 °C at 760 mmHg |
| Flash Point: | 217.4 °C |
| Appearance: | White powder |
| Hazard Symbols: |
 Xn
|
| Risk Codes: | 22-41 |
| Safety: | 26-39 |
| PSA: | 75.63000 |
| LogP: | 1.77840 |
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Synthetic route
- 501-53-1
benzyl chloroformate
- 107-95-9
3-amino propanoic acid
- 2304-94-1
3-(benzyloxycarbonylamino)propanoic acid
Conditions
| 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
| Conditions | Yield |
|---|---|
| With NADH oxidase; horse liver alcohol dehydrogenase Enzymatic reaction; | 10% |
Conditions
| 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
| Conditions | Yield |
|---|---|
| With sodium hydroxide |
- 108-30-5
succinic acid anhydride
- 100-51-6
benzyl alcohol
- 2304-94-1
3-(benzyloxycarbonylamino)propanoic acid
Conditions
| 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
| 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
| 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
| 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
| 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
| 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 |
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Carbobenzyloxy-beta-alanine
Chemistry
Product Name: Carbobenzyloxy-beta-alanine
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
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
Safety Profile
The Hazard Codes of Z-BETA-ALA-OH（2304-94-1）: 
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
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