Thianaphthene-2-carboxylic acid
Synonym(s):Benzo[b]thiophene-2-carboxylic acid
- CAS NO.：6314-28-9
- Empirical Formula: C9H6O2S
- Molecular Weight: 178.21
- MDL number: MFCD00051636
- EINECS: 613-148-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-02-19 12:30:55
What is Thianaphthene-2-carboxylic acid?
Chemical properties
off-white to yellowish-beige crystalline powder
The Uses of Thianaphthene-2-carboxylic acid
Thianaphthene-2-carboxylic acid may be used for the fabrication of carboxylated conducting polymer/CNTs (carbon nanotubes) composites thin films.
Synthesis Reference(s)
The Journal of Organic Chemistry, 21, p. 39, 1956 DOI: 10.1021/jo01107a007
General Description
Thianaphthene-2-carboxylic acid, a benzothiophene, is a heterocyclic sulfur compound. It undergoes degradation (23%) by employing a mixture of washed cells of Rhodococcus erythropolis DS-3 and Gordonia sp. C-6.
Properties of Thianaphthene-2-carboxylic acid
| Melting point: | 241-244 °C (lit.) |
| Boiling point: | 280.44°C (rough estimate) |
| Density | 1.3242 (rough estimate) |
| refractive index | 1.5480 (estimate) |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| form | powder to crystal |
| pka | 3.48±0.30(Predicted) |
| color | White to Light yellow |
| Water Solubility | Soluble in ethanol, acetone and chloroform. Insoluble in water. |
| Merck | 14,9345 |
| BRN | 124613 |
| CAS DataBase Reference | 6314-28-9(CAS DataBase Reference) |
| NIST Chemistry Reference | Thianaphthene-2-carboxylic acid(6314-28-9) |
Safety information for Thianaphthene-2-carboxylic acid
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. 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 Thianaphthene-2-carboxylic acid
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