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| CAS No.: | 16298-03-6 |
|---|---|
| Name: | Methyl 3-amino-2-pyrazinecarboxylate |
| Molecular Structure: | |
|
|
|
| Formula: | C6H7N3O2 |
| Molecular Weight: | 153.14 |
| Synonyms: | 2-Pyrazinecarboxylicacid, 3-amino-, methyl ester;Pyrazinoic acid, 3-amino-, methylester (6CI);3-Aminopyrazine-2-carboxylicacid methyl ester;Methyl3-aminopyrazine-2-carboxylate; |
| EINECS: | 240-387-5 |
| Density: | 1.319 g/cm3 |
| Melting Point: | 169-172 °C(lit.) |
| Boiling Point: | 300.8 °C at 760 mmHg |
| Flash Point: | 135.7 °C |
| Appearance: | yellow crystalline powder |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 36/37/38 |
| Safety: | 22-24/25-37/39-26 |
| PSA: | 78.10000 |
| LogP: | 0.42660 |
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| Conditions | Yield |
|---|---|
| With chlorosulfonic acid In methanol at 20℃; for 16h; | 80% |
| With sulfuric acid | 80% |
| With sulfuric acid at 20℃; Cooling with ice; | 76% |
- 5049-61-6
2-Aminopyrazine
- 600-22-6
pyruvic acid methyl ester
- 16298-03-6
Methyl 3-amino-2-pyrazinecarboxylate
| Conditions | Yield |
|---|---|
| With sulfuric acid; dihydrogen peroxide; iron(II) sulfate 1) -10 deg C, 2) 30 min, 0 deg C, 3) 30 min, room temperature; | 72% |
- 5424-01-1
3-aminopyrazinoic acid
- 16298-03-6
Methyl 3-amino-2-pyrazinecarboxylate
| Conditions | Yield |
|---|---|
| With sodium hydrogencarbonate In methanol; sulfuric acid; water | 63% |
- 5693-62-9
2,3,4,5-tetrahydro-6-methoxypyridine
- 5424-01-1
3-aminopyrazinoic acid
A
- 16298-03-6
Methyl 3-amino-2-pyrazinecarboxylate
B
- 35982-77-5
5,6,7,8-Tetrahydro-1,4,8a,10-tetraaza-anthracen-9-one
| Conditions | Yield |
|---|---|
| In N,N-dimethyl-formamide for 2h; Heating; Yields of byproduct given; | A n/a B 12 % Turnov. |
- 2525-16-8
O-methylcaprolactim
- 5424-01-1
3-aminopyrazinoic acid
A
- 16298-03-6
Methyl 3-amino-2-pyrazinecarboxylate
B
- 36120-38-4
7,8,9,10-Tetrahydro-6H-1,4,5,10a-tetraaza-cyclohepta[b]naphthalen-11-one
| Conditions | Yield |
|---|---|
| In N,N-dimethyl-formamide for 2h; Heating; Yields of byproduct given; | A n/a B 17 % Turnov. |
- 79-22-1
methyl chloroformate
- 69982-02-1
1,1,1-triphenyl-N-(pyrazin-2-yl)-λ5-phosphanimine
- 16298-03-6
Methyl 3-amino-2-pyrazinecarboxylate
| Conditions | Yield |
|---|---|
| With hydrogenchloride; triethylamine 1.) benzene, 80 deg C, 20 min, 2.) ethanol, water, 78 deg C, 6 h; Yield given. Multistep reaction; |
- 1027511-72-3
3-Azidocarbonyl-pyrazine-2-carboxylic acid methyl ester
- 16298-03-6
Methyl 3-amino-2-pyrazinecarboxylate
| Conditions | Yield |
|---|---|
| In benzene for 24h; Heating; | 99.0 g |
- 175231-47-7
3-(chlorocarbonyl)pyrazinecarboxylic acid, methyl ester
- 16298-03-6
Methyl 3-amino-2-pyrazinecarboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: NaN3 / H2O; acetone / 18 h / 0 °C 2: 99.0 g / benzene / 24 h / Heating View Scheme |
- 73763-86-7
3-[(methyloxy)carbonyl]-2-pyrazinecarboxylic acid
- 16298-03-6
Methyl 3-amino-2-pyrazinecarboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 3 steps 1: SOCl2 / CHCl3; dimethylformamide / 4 h / Heating 2: NaN3 / H2O; acetone / 18 h / 0 °C 3: 99.0 g / benzene / 24 h / Heating View Scheme |
- 5424-01-1
3-aminopyrazinoic acid
- 18107-18-1
diazomethyl-trimethyl-silane
- 16298-03-6
Methyl 3-amino-2-pyrazinecarboxylate
| Conditions | Yield |
|---|---|
| In methanol; toluene at 0℃; for 0.5h; |
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Chemistry
Molecular Structure of Methyl 3-amino-2-pyrazinecarboxylate (CAS NO.162887-23-2):
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IUPAC Name: methyl 3-aminopyrazine-2-carboxylate
Empirical Formula: C6H7N3O2
Molecular Weight: 153.1387
H bond acceptors: 5
H bond donors: 2
Freely Rotating Bonds: 2
Polar Surface Area: 55.32 Å2
Index of Refraction: 1.576
Surface Tension: 62.4 dyne/cm
Density: 1.319 g/cm3
Flash Point: 135.7 °C
Enthalpy of Vaporization: 54.09 kJ/mol
Boiling Point: 300.8 °C at 760 mmHg
Vapour Pressure: 0.0011 mmHg at 25°C
Melting Point:169-172 °C(lit.)
InChI
InChI=1/C6H7N3O2/c1-11-6(10)4-5(7)9-3-2-8-4/h2-3H,1H3,(H2,7,9)
Smiles
c1(C(=O)OC)c(nccn1)N
Product Categories: Pyrazines; Heterocyclic Compounds; Chemical Amines; Pyrazinecarboxylic Acid & Derivatives; Pyrazine; Amines; Heterocycles; Building Blocks; Heterocyclic Building Blocks
Safety Profile
Hazard Codes: 
Xi
The Risk Statements information of Methyl 3-Amino-2-Pyrazinecarboxylate (CAS NO.16298-03-6):
36/37/38: Irritating to eyes, respiratory system and skin
The Safety Statements information of Methyl 3-Amino-2-Pyrazinecarboxylate (CAS NO.16298-03-6):
22: Do not breathe dust
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
24/25: Avoid contact with skin and eyes
37/39: Wear suitable gloves and eye/face protection
WGK Germany: 3
HazardClass: irritant
Specification
Methyl 3-amino-2-pyrazinecarboxylate , its cas register number is 16298-03-6. It also can be called Methyl 2-aminopyrazine-3-carboxylate ; methyl 3-amino-2-pyrazinecarboxylate ; methyl 3-aminopyrazine-2-carboxylate ; 3-aminopyrazine-2-carboxylic acid methyl ester ; methyl 3-aminopyrazinecarboxylate and so on. It is a yellow crystalline powder.