氨基嘧唑乙酸
(2-Aminothiazole-4-yl)acetic acid
CAS: 29676-71-9
Molecular Formula: C5H6N2O2S
氨基嘧唑乙酸 - Names and Identifiers
氨基嘧唑乙酸 - Physico-chemical Properties
| Molecular Formula | C5H6N2O2S |
| Molar Mass | 158.18 |
| Density | 1.367 (estimate) |
| Melting Point | 130°C (dec.)(lit.) |
| Boling Point | 399.0±17.0 °C(Predicted) |
| Flash Point | 195.1°C |
| Water Solubility | 6.5 g/L (20 ºC) |
| Solubility | DMSO (Slightly) |
| Vapor Presure | 1.03-1.15hPa at 20℃ |
| Appearance | Bright orange powder |
| Color | White |
| BRN | 127415 |
| pKa | 3.20±0.10(Predicted) |
| Storage Condition | -20°C |
| Stability | Unstable in Solution |
| Refractive Index | 1.6430 (estimate) |
| MDL | MFCD00010068 |
| Use | For the manufacture of cephalosporins, is an intermediate of cefotiam |
氨基嘧唑乙酸 - 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. S37/39 - Wear suitable gloves and eye/face protection |
| WGK Germany | 3 |
| HS Code | 29349990 |
氨基嘧唑乙酸 - Reference Information
| LogP | -2.13 at 20℃ and pH4.54-4.64 |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| Use | Used in the manufacture of cephalosporins, it is an intermediate of cefotiam |
| Production method | Condensation of chlorinated or bromoacetyl ethyl acetate with thiourea, and then hydrolysis. |
Last Update：2024-04-09 02:00:08
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