Methyl tetrahydrophthalic anhydride

Names

[ CAS No. ]:
19438-64-3

[ Name ]:
Methyl tetrahydrophthalic anhydride

[Synonym ]:
MFCD00870768
1,3-Isobenzofurandione,3a,4,5,7a-tetrahydro-6-methyl
5-Methyl-7,7a-dihydroisobenzofuran-1,3(3aH,6H)-dione

Chemical & Physical Properties

[ Density]:
1.2±0.1 g/cm3

[ Boiling Point ]:
303.0±41.0 °C at 760 mmHg

[ Molecular Formula ]:
C₉H₁₀O₃

[ Molecular Weight ]:
166.174

[ Flash Point ]:
142.9±24.8 °C

[ Exact Mass ]:
166.062988

[ PSA ]:
43.37000

[ LogP ]:
0.57

[ Vapour Pressure ]:
0.0±0.6 mmHg at 25°C

[ Index of Refraction ]:
1.508

Safety Information

[ Safety Phrases ]:
S24/25

[ WGK Germany ]:
3

[ HS Code ]:
2917399090

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%