2-Chlorobenzoxazole
- CAS NO.：615-18-9
- Empirical Formula: C7H4ClNO
- Molecular Weight: 153.57
- MDL number: MFCD00005766
- EINECS: 210-414-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-01-27 09:38:02
What is 2-Chlorobenzoxazole?
Chemical properties
clear yellow liquid
The Uses of 2-Chlorobenzoxazole
2-Chlorobenzoxazole was used in the synthesis of 2-(2-naphthylamino)benzoxazole via reaction with 2-amino-1-naphthalenesulfonic acid.
Purification Methods
Purify it by fractional distillation, preferably in a vacuum. [Siedel J Prakt Chem 42 456 1890, Katz J Am Chem Soc 75 712 1953, Meyer & Sigel J Org Chem 42 2769 1977, Beilstein 27 H 43, 27 II 17.]
Properties of 2-Chlorobenzoxazole
| Melting point: | 7 °C(lit.) |
| Boiling point: | 201-202 °C(lit.) |
| Density | 1.345 g/mL at 25 °C(lit.) |
| refractive index | n |
| Flash point: | 185 °F |
| storage temp. | Inert atmosphere,2-8°C |
| form | Powder |
| pka | 0.62±0.10(Predicted) |
| color | White |
| Water Solubility | Not miscible in water. |
| BRN | 115982 |
| CAS DataBase Reference | 615-18-9(CAS DataBase Reference) |
| NIST Chemistry Reference | Benzoxazole, 2-chloro-(615-18-9) |
| EPA Substance Registry System | Benzoxazole, 2-chloro- (615-18-9) |
Safety information for 2-Chlorobenzoxazole
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral 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. P270:Do not eat, drink or smoke when using this product. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. 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 2-Chlorobenzoxazole
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