3-Methyl-2-thiophenecarboxylic acid
- Product Name3-Methyl-2-thiophenecarboxylic acid
- CAS23806-24-8
- CBNumberCB9269022
- MFC6H6O2S
- MW142.18
- EINECS245-894-5
- MDL NumberMFCD00005438
- MOL File23806-24-8.mol
- MSDS FileSDS
Chemical Properties
| Melting point | 147-149 °C(lit.) |
| Boiling point | 229.75°C (rough estimate) |
| Density | 1.365 (estimate) |
| refractive index | 1.5300 (estimate) |
| storage temp. | 2-8°C(protect from light) |
| form | solid |
| pka | 3.68±0.10(Predicted) |
| color | White to Light yellow to Light orange |
| BRN | 116184 |
| CAS DataBase Reference | 23806-24-8(CAS DataBase Reference) |
| NIST Chemistry Reference | 3-Methyl-2-thiophenecarboxylic acid(23806-24-8) |
Safety
| Symbol(GHS) |
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| Signal word | Warning | |||||||||
| Hazard statements | H315-H319-H335 | |||||||||
| Precautionary statements | P261-P280a-P304+P340-P305+P351+P338-P405-P501a | |||||||||
| Hazard Codes | Xi | |||||||||
| Risk Statements | 36/37/38 | |||||||||
| Safety Statements | 24/25 | |||||||||
| WGK Germany | 3 | |||||||||
| HazardClass | IRRITANT | |||||||||
| HS Code | 29349990 | |||||||||
| NFPA 704: |
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