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| CAS No.: | 32955-21-8 |
|---|---|
| Name: | Ethyl 2-aminothiazole-5-carboxylate |
| Article Data: | 19 |
| Molecular Structure: | |
|
|
|
| Formula: | C6H8N2O2S |
| Molecular Weight: | 172.208 |
| Synonyms: | 2-Amino-5-(ethoxycarbonyl)thiazole;2-Aminothiazole-5-carboxylic acid ethyl ester;Ethyl 2-amino-1,3-thiazole-5-carboxylate;Ethyl 2-amino-5-thiazolecarboxylate;NSC 233051;Ethyl-2-aminothiazole-5-carboxylate; |
| EINECS: | 676-105-6 |
| Density: | 1.336 g/cm3 |
| Melting Point: | 144-148 °C |
| Boiling Point: | 308 °C at 760 mmHg |
| Flash Point: | 140.1 °C |
| Solubility: | Insoluble in water |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 36/37/38 |
| Safety: | 26-36/37/39 |
| PSA: | 93.45000 |
| LogP: | 1.48320 |
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| Conditions | Yield |
|---|---|
| With potassium sulfide; copper In tetrahydrofuran; water at 55℃; for 1.5h; Temperature; Inert atmosphere; | 95.7% |
- 1001-26-9
ethyl 3-ethoxyacrylate
- 32955-21-8
2-amino-thiazole-5-carboxylic acid ethyl ester
| Conditions | Yield |
|---|---|
| Stage #1: ethyl 3-ethoxyacrylate With N-Bromosuccinimide In 1,4-dioxane; water Stage #2: With thiourea | 91% |
| With ammonium hydroxide; N-Bromosuccinimide; thiourea In 1,4-dioxane; water |
- 17356-08-0
thiourea
- 32955-21-8
2-amino-thiazole-5-carboxylic acid ethyl ester
| Conditions | Yield |
|---|---|
| In 1,4-dioxane; water at 80℃; for 1h; | 90% |
| In 1,4-dioxane; water at 80℃; for 1h; | |
| In 1,4-dioxane at 80℃; for 1h; | 1.4 g |
- 1001-26-9
ethyl 3-ethoxyacrylate
- 17356-08-0
thiourea
- 32955-21-8
2-amino-thiazole-5-carboxylic acid ethyl ester
| Conditions | Yield |
|---|---|
| Stage #1: ethyl 3-ethoxyacrylate With N-Bromosuccinimide In 1,4-dioxane; water at -10 - 20℃; for 1h; Stage #2: thiourea In 1,4-dioxane; water at 80℃; for 1h; | 70% |
| Stage #1: ethyl 3-ethoxyacrylate With N-Bromosuccinimide In 1,4-dioxane; water at -10 - 20℃; for 1h; Stage #2: thiourea In 1,4-dioxane; water at 80℃; for 1h; Stage #3: With ammonium chloride In 1,4-dioxane; water at 20℃; for 0.166667h; | 66% |
- 33142-21-1
ethyl 2-chloro-3-oxopropanoate
- 17356-08-0
thiourea
- 32955-21-8
2-amino-thiazole-5-carboxylic acid ethyl ester
| Conditions | Yield |
|---|---|
| In water 1.) reflux, 15 min, 2.) RT, 12 h; | 67% |
- 111603-56-6
ethyl 2-<2-amino-5-(ethoxycarbonyl)-4-thiazolylthio>acetoacetate
- 32955-21-8
2-amino-thiazole-5-carboxylic acid ethyl ester
| Conditions | Yield |
|---|---|
| With nickel In ethanol for 16h; Heating; | 39% |
- 99903-61-4
2-acetylamino-thiazole-5-carbonitrile
- 32955-21-8
2-amino-thiazole-5-carboxylic acid ethyl ester
| Conditions | Yield |
|---|---|
| With hydrogenchloride at 135℃; |
- 5941-55-9
ethyl 3-ethoxyacrylate
- 32955-21-8
2-amino-thiazole-5-carboxylic acid ethyl ester
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: N-bromosuccinimide / H2O; dioxane / 0.5 h / -10 - 20 °C 2: 90 percent / H2O; dioxane / 1 h / 80 °C View Scheme |
- 105-39-5
chloroacetic acid ethyl ester
- 17356-08-0
thiourea
- 109-94-4
formic acid ethyl ester
- 32955-21-8
2-amino-thiazole-5-carboxylic acid ethyl ester
| Conditions | Yield |
|---|---|
| Stage #1: chloroacetic acid ethyl ester; formic acid ethyl ester With sodium In ethanol at -10 - -5℃; Stage #2: thiourea In ethanol at 80℃; for 1.25h; |
- 10601-80-6
ethyl 3,3-diethoxypropanoate
- 32955-21-8
2-amino-thiazole-5-carboxylic acid ethyl ester
| Conditions | Yield |
|---|---|
| Multi-step reaction with 3 steps 1: 2 h / 190 - 200 °C 2: water; N-Bromosuccinimide / 1,4-dioxane / 1 h / -10 - 20 °C 3: 1,4-dioxane / 1 h / 80 °C View Scheme |
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Chemistry
Empirical Formula: C6H8N2O2S
Molecular Weight: 172.2049
Nominal Mass: 172 Da
Average Mass: 172.2049 Da
Monoisotopic Mass: 172.030648 Da
Index of Refraction: 1.588 Molar
Refractivity: 43.37 cm3
Molar Volume: 128.8 cm3
Surface Tension: 57.7 dyne/cm
Density: 1.336 g/cm3
Flash Point: 140.1 °C
Enthalpy of Vaporization: 54.86 kJ/mol
Boiling Point: 308 °C at 760 mmHg
Vapour Pressure: 0.000701 mmHg at 25 °C
Structure of Ethyl 2-aminothiazole-5-carboxylate (CAS NO.32955-21-8):
IUPAC Name: Ethyl 2-amino-1,3-thiazole-5-carboxylate
Canonical SMILES: CCOC(=O)C1=CN=C(S1)N
InChI: InChI=1S/C6H8N2O2S/c1-2-10-5(9)4-3-8-6(7)11-4/h3H,2H2,1H3,(H2,7,8)
InChIKey: VNZXERIGKZNEKB-UHFFFAOYSA-N
Product Category of Ethyl 2-aminothiazole-5-carboxylate (CAS NO.32955-21-8): Amines;Carboxes;Thiazole series;Amines and Anilines;Heterocycles;Heterocycle intermediates
Safety Profile
Hazard Codes of Ethyl 2-aminothiazole-5-carboxylate (CAS NO.32955-21-8): 
Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
Specification
Ethyl 2-aminothiazole-5-carboxylate , its cas register number is 32955-21-8. It also can be called Ethyl 2-amino-1,3-thiazole-5-carboxylate ; and 2-Amino-5-(ethoxycarbonyl)thiazole .