2-Thiopheneglyoxylic acid
Synonym(s):α-Oxo-2-thiopheneacetic acid
- CAS NO.：4075-59-6
- Empirical Formula: C6H4O3S
- Molecular Weight: 156.16
- MDL number: MFCD00005441
- EINECS: 223-794-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:19:19
What is 2-Thiopheneglyoxylic acid?
Chemical properties
white to light yellow crystal powder
The Uses of 2-Thiopheneglyoxylic acid
2-Thiopheneglyoxylic acid was used in the synthesis of europium complexes.
Properties of 2-Thiopheneglyoxylic acid
| Melting point: | 88-91 °C (lit.) |
| Boiling point: | 250.38°C (rough estimate) |
| Density | 1.404 (estimate) |
| refractive index | 1.5151 (estimate) |
| storage temp. | under inert gas (nitrogen or Argon) at 2–8 °C |
| pka | 2.09±0.54(Predicted) |
| form | solid |
| Sensitive | Hygroscopic |
| BRN | 115791 |
| CAS DataBase Reference | 4075-59-6(CAS DataBase Reference) |
Safety information for 2-Thiopheneglyoxylic acid
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05 |
| GHS Hazard Statements |
H314:Skin corrosion/irritation |
| Precautionary Statement Codes |
P260:Do not breathe dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P363:Wash contaminated clothing before reuse. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 2-Thiopheneglyoxylic acid
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