3-Thiophenemalonic acid
- Product Name3-Thiophenemalonic acid
- CAS21080-92-2
- CBNumberCB0446974
- MFC7H6O4S
- MW186.19
- EINECS244-198-9
- MDL NumberMFCD00005469
- MOL File21080-92-2.mol
Chemical Properties
| Melting point: | 139 °C (dec.) (lit.) |
| Boiling point: | 290.67°C (rough estimate) |
| Density | 1.5439 (rough estimate) |
| refractive index | 1.5500 (estimate) |
| storage temp. | 2-8°C |
| pka | 2.73±0.10(Predicted) |
| form | powder to crystal |
| color | White to Orange to Green |
| BRN | 6503620 |
| InChI | InChI=1S/C7H6O4S/c8-6(9)5(7(10)11)4-1-2-12-3-4/h1-3,5H,(H,8,9)(H,10,11) |
| InChIKey | GCOOGCQWQFRJEK-UHFFFAOYSA-N |
| SMILES | C(O)(=O)C(C1C=CSC=1)C(O)=O |
| CAS DataBase Reference | 21080-92-2(CAS DataBase Reference) |
| EPA Substance Registry System | Propanedioic acid, 3-thienyl- (21080-92-2) |
Safety
| Symbol(GHS) |
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| Signal word | Warning | |||||||||
| Hazard statements | H315-H319-H335 | |||||||||
| Precautionary statements | P261-P264-P271-P280-P302+P352-P305+P351+P338 | |||||||||
| target organs | Respiratory system | |||||||||
| PPE | dust mask type N95 (US), Eyeshields, Gloves | |||||||||
| Hazard Codes | Xi | |||||||||
| Risk Statements | 36/37/38 | |||||||||
| Safety Statements | 26-36 | |||||||||
| WGK Germany | 3 | |||||||||
| TSCA | TSCA listed | |||||||||
| HS Code | 2934999090 | |||||||||
| Storage Class | 11 - Combustible Solids | |||||||||
| Hazard Classifications |
Eye Irrit. 2 Skin Irrit. 2 STOT SE 3 |
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| REACH Registrations | Active | |||||||||
| NFPA 704: |
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