Celecoxib Impurity 2
- CAS NO.：948293-46-7
- Empirical Formula: C11H9F3N2
- Molecular Weight: 226.2
- MDL number: MFCD07779618
- Update Date: 2026-01-13 11:22:33
What is Celecoxib Impurity 2?
The Uses of Celecoxib Impurity 2
Celecoxib N-Des(benzenesulfonamide) is a useful intermediate in the preparation of Celebrex using continuous flow reaction modules and offline Ullmann coupling.
Properties of Celecoxib Impurity 2
| Boiling point: | 344.2±42.0 °C(Predicted) |
| Density | 1.284±0.06 g/cm3(Predicted) |
| pka | 10.08±0.10(Predicted) |
Safety information for Celecoxib Impurity 2
| 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. P280:Wear protective gloves/protective clothing/eye protection/face protection. 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 Celecoxib Impurity 2
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