3-Aminopyrazine-2-carboxylic acid
3-Aminopyrazine-2-carboxylic acid
CAS: 5424-01-1
Molecular Formula: C5H5N3O2
3-Aminopyrazine-2-carboxylic acid - Names and Identifiers
3-Aminopyrazine-2-carboxylic acid - Physico-chemical Properties
| Molecular Formula | C5H5N3O2 |
| Molar Mass | 139.11 |
| Density | 1.4551 (rough estimate) |
| Melting Point | 205-210 °C (dec.) (lit.) |
| Boling Point | 255.04°C (rough estimate) |
| Flash Point | 196.5°C |
| Solubility | DMSO (Sparingly) , Methanol (Slightly) |
| Vapor Presure | 3.68E-07mmHg at 25°C |
| Appearance | Crystalline Powder |
| Color | Yellow-greenish |
| BRN | 124835 |
| pKa | 3.65±0.10(Predicted) |
| Storage Condition | Keep in dark place,Sealed in dry,Room Temperature |
| Refractive Index | 1.5900 (estimate) |
| MDL | MFCD00006141 |
| Use | Used as an intermediate in organic synthesis |
3-Aminopyrazine-2-carboxylic acid - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
| WGK Germany | 3 |
| HS Code | 29339990 |
| Hazard Note | Irritant |
3-Aminopyrazine-2-carboxylic acid - Reference Information
| LogP | -3.1 at 20℃ and pH7 |
| surface tension | 73.6mN/m at 1g/L and 20 ℃ |
| Uses | Used as an intermediate in organic synthesis The diuretic ammonia chloride pyrazole intermediate. |
Last Update：2024-04-09 20:52:54
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