4-Phenylethynylphthalic Anhydride

Names

[ CAS No. ]:
119389-05-8

[ Name ]:
4-Phenylethynylphthalic Anhydride

[Synonym ]:
5-(Phenylethynyl)isobenzofuran-1,3-dione
4-Phenylethynylphthalic Anhydride
5-(2-phenylethynyl)-2-benzofuran-1,3-dione
1,3-Isobenzofurandione, 5-(2-phenylethynyl)-
5-(Phenylethynyl)-2-benzofuran-1,3-dione

Chemical & Physical Properties

[ Density]:
1.4±0.1 g/cm3

[ Boiling Point ]:
466.9±28.0 °C at 760 mmHg

[ Melting Point ]:
152ºC

[ Molecular Formula ]:
C₁₆H₈O₃

[ Molecular Weight ]:
248.233

[ Flash Point ]:
235.4±21.2 °C

[ Exact Mass ]:
248.047348

[ PSA ]:
43.37000

[ LogP ]:
4.16

[ Vapour Pressure ]:
0.0±1.2 mmHg at 25°C

[ Index of Refraction ]:
1.679

MSDS

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Safety Information

[ Risk Phrases ]:
36/37/38

[ Safety Phrases ]:
26-36/37/39

[ HS Code ]:
2932999099

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2932999099

[ Summary ]:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%