4-Ethynylphthalic anhydride
- CAS NO.：73819-76-8
- Empirical Formula: C10H4O3
- Molecular Weight: 172.14
- MDL number: MFCD06200801
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:52:28
Properties of 4-Ethynylphthalic anhydride
| Melting point: | 125 °C |
| Boiling point: | 352.4±25.0 °C(Predicted) |
| Density | 1.41±0.1 g/cm3(Predicted) |
| storage temp. | under inert gas (nitrogen or Argon) at 2-8°C |
| solubility | soluble in Tetrahydrofuran |
| form | powder to crystal |
| color | White to Yellow to Orange |
Safety information for 4-Ethynylphthalic anhydride
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
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. P332+P313:IF SKIN irritation occurs: Get medical advice/attention. P337+P313:IF eye irritation persists: Get medical advice/attention. |
Computed Descriptors for 4-Ethynylphthalic anhydride
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