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Cas Database |
| Name |
tert-Butyl carbazate |
EINECS | 212-795-3 |
| CAS No. | 870-46-2 | Density | 1.039 g/cm3 |
| PSA | 64.35000 | LogP | 1.47600 |
| Solubility | N/A | Melting Point |
39-42 °C(lit.) |
| Formula | C5H12N2O2 | Boiling Point | 303.6 °C at 760 mmHg |
| Molecular Weight | 132.162 | Flash Point | 94.7 °C |
| Transport Information | N/A | Appearance | White to pale yellow lumps |
| Safety | 45-36/37/39-16 | Risk Codes | 48-36/37/38-24/25-11 |
| Molecular Structure |
|
Hazard Symbols |
 T,  F
|
| Synonyms |
Carbazic acid, tert-butyl ester(6CI,8CI);(tert-Butoxycarbonyl)hydrazide;(tert-Butoxycarbonyl)hydrazine;(tert-Butyloxycarbonyl)hydrazide;1,1-Dimethylethyl carbazate;1,1-Dimethylethyl hydrazinecarboxylate;1-(tert-Butoxycarbonyl)hydrazine;Boc-hydrazine;Hydrazinecarboxylic acid tert-butylester;N-(tert-Butoxycarbonyl)hydrazine;N-Boc-Hydrazine;NSC 60250;tert-ButylN-aminocarbamate;tert-Butylcarbazate;tert-Butyl hydrazinecarboxylate; |
Article Data | 47 |
tert-Butyl carbazate Synthetic route
| Conditions | Yield |
|---|---|
| With hydrazine hydrate Heating; | 100% |
| With hydrazine hydrate |
- 870-46-2
t-butoxycarbonylhydrazine
| Conditions | Yield |
|---|---|
| With chloro-trimethyl-silane; mischmetal (50 percent Ce, 25 percent La, 16 percent Nd, 6 percentPr) In tetrahydrofuran for 2h; Heating; | 99% |
- 24424-99-5
di-tert-butyl dicarbonate
- 870-46-2
t-butoxycarbonylhydrazine
| Conditions | Yield |
|---|---|
| With hydrazine hydrate | 97% |
| With hydrazine hydrate In isopropyl alcohol at 0℃; for 2h; | 97% |
| With potassium carbonate; hydrazine hydrate In 1,4-dioxane; water at 20℃; for 12h; | 93% |
- 29518-83-0
S-Methyl-monothiokohlensaeure-tert.-butylester
- 870-46-2
t-butoxycarbonylhydrazine
| Conditions | Yield |
|---|---|
| With water; hydrazine | |
| With hydrazine |
| Conditions | Yield |
|---|---|
| With hydrazine hydrate In N,N-dimethyl-formamide |
- 99969-78-5
α-Nitroisobuttersaeure-tert-butylester
- 870-46-2
t-butoxycarbonylhydrazine
| Conditions | Yield |
|---|---|
| With hydrazine |
- 57022-34-1
tert-butyl cyanoformate
- 870-46-2
t-butoxycarbonylhydrazine
| Conditions | Yield |
|---|---|
| With hydrazine hydrate at 5℃; |
- 60470-15-7
benzyl tert-butyl carbonate
- 870-46-2
t-butoxycarbonylhydrazine
| Conditions | Yield |
|---|---|
| With hydrazine hydrate In isopropyl alcohol |
- 68058-85-5
tert-Butyl-N-nitrocarbamat
- 870-46-2
t-butoxycarbonylhydrazine
| Conditions | Yield |
|---|---|
| With hydrazine hydrate |
| Conditions | Yield |
|---|---|
| (i) Py, Et2O, (ii) N2H4*H2O, Et2O; Multistep reaction; |
tert-Butyl carbazate Chemical Properties
IUPAC Name: Tert-butyl N-aminocarbamate
Synonyms of Hydrazinecarboxylic acid, 1,1-dimethylethyl ester (CAS NO.870-46-2): (tert-Butoxycarbonyl)hydrazine ; AI3-62061 ; Carbazic acid, tert-butyl ester ; EINECS 212-795-3 ; Hydrazinecarboxylic acid, tert-butyl ester ; NSC 60250 ; t-Butylcarbazate ; tert-Butoxycarbonyl hydrazide ; tert-Butyl carbazate
CAS NO: 870-46-2
Molecular Formula of Hydrazinecarboxylic acid, 1,1-dimethylethyl ester (CAS NO.870-46-2): C5H12N2O2
Molecular Weight: 132.161
Molecular Structure:
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Melting Point: 39-42 °C
Polar Surface Area: 32.78 Å2
Index of Refraction: 1.448
Molar Refractivity: 34.08 cm3
Molar Volume: 127 cm3
Surface Tension: 34.4 dyne/cm
Density of Hydrazinecarboxylic acid, 1,1-dimethylethyl ester (CAS NO.870-46-2): 1.039 g/cm3
Flash Point: 94.7 °C
Enthalpy of Vaporization: 54.39 kJ/mol
Boiling Point: 303.6 °C at 760 mmHg
Vapour Pressure: 0.000922 mmHg at 25°C
tert-Butyl carbazate Uses
Hydrazinecarboxylic acid, 1,1-dimethylethyl ester (CAS NO.870-46-2) is used as amino acid protective agent.
tert-Butyl carbazate Safety Profile
Hazard Codes: 
T,
F
Risk Statements: 48-36/37/38-24/25-11
R48: Danger of serious damage to health by prolonged exposure.
R36/37/38: Irritating to eyes, respiratory system and skin.
R24: Toxic in contact with skin.
R25: Toxic if swallowed.
R11: Highly flammable.
Safety Statements: 45-36/37/39-16
S45: In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.
S16: Keep away from sources of ignition.
RIDADR: 1325
WGK Germany: 3
F: 21
HazardClass: 4.1
PackingGroup: III
HS Code: 29280090
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