Phthalic Anhydride(CAS 85-44-9)
UN No.:
UN 2214 8 /PG III
| Purity | Grade | Package | Stock | Price | Quantity |
| 99% | RG | 100G | In Stock | 3 USD
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| 99% | RG | 500G | In Stock | 5 USD
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| 99% | RG | 2.5KG | In Stock | 24 USD
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| 99% | RG | 25KG | In Stock | 217 USD
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Physical and chemical properties of 85-44-9
Acidity coefficient |
2.97[at 20 ℃] |
|---|---|
Boiling Point |
563 °F |
BRN |
118515 |
Decomposition |
Phthalic anhydride hydrolyzes rapidly in the presence of water forming phthalic acid. Half-life for phthalic anhydride was 30.5 seconds at pH 7.24. At pH 6.8 the half-life of phthtalic anhydride in water was prolonged to 61 seconds. |
Density |
1.53 (Flake) 1.20 (Molten) |
Exact Mass |
148.016037 |
explosive limit |
1.7-10.5%(V) |
Flash Point |
305 °F |
Index of Refraction |
1.613 |
LogP |
1.6 |
Melting Point |
267 °F |
Merck |
14,7372 |
Molecular Formula |
C8H4O3 |
Molecular Weight |
148.116 |
Odor |
Characteristic, acrid odor |
pH |
2 (6g/l, H2O, 20℃) |
pH Range |
2 at 6 g/l at 20 °C |
PSA |
43.37000 |
Sensitivity |
Moisture Sensitive |
Solubility |
0.6% |
Stability |
Stable. Combustible. Incompatible with strong oxidizing agents, strong bases, moisture, strong acids. Dust may form an explosive mixture with air. |
Storage condition |
Store below +30°C. |
Vapour density |
5.1 |
Vapour Pressure |
0.0015 mmHg |
Water Solubility |
6 g/L (20 ºC) |
Spectrums of 85-44-9
1.The NMR spectrum displayed on the page is a pre-sale reference spectrum and may differ from that of the actual received batch.
2.The accompanying documentation will include the NMR spectrum and purity analysis data for the shipped batch.
Retrosynthesis analysis of 85-44-9
Cas:487-42-3
Cas:5999-20-2
Cas:606-23-5
Q&A for CAS 85-44-9
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Download SDS of 85-44-9
Pictograms |
  |
|---|---|
Signal Word |
Danger |
Hazard Statements |
H302 Harmful if swallowed H315 Causes skin irritation H317 May cause an allergic skin reaction H318 Causes serious eye damage H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled H335 May cause respiratory irritation |
Safety Data Sheet |
Download COA of 85-44-9
Operate under the ISO 9001 system
