4-Methyltetrahydrophthalic anhydride
Names
[ CAS No. ]:
3425-89-6
[ Name ]:
4-Methyltetrahydrophthalic anhydride
[Synonym ]:
Methyltetrahydrophthalic anhydride,MTHPA
5-Methyl-3a,4,5,7a-tetrahydro-2-benzofuran-1,3-dione
Isomethyltetrahydrophthalic anhydride
3a,4,7,7atetrahydro-5-methylisobenzofuran-1,3-dione
1,3-Isobenzofurandione,3a,4,7,7a-tetrahydro-5-methyl
1,2,3,6-Tetrahydro-4-methylphthalic anhydride
4,4-methyltetrahydrophthalic anhydride
4-Methyltetrahydrophthalic anhydride
4-methylcyclohex-4-ene-1,2-dicarboxylic acid anhydride
1,3-Isobenzofurandione, 3a,4,5,7a-tetrahydro-5-methyl-
4-Methyl-1,2,3,6-tetrahydrophthalic anhydride
EINECS 222-323-8
4-Methyl-4-cyclohexene-1,2-dicarboxylic Anhydride
MFCD00067707
4-Methyl-Δ4-tetrahydrophthalic Anhydride
Chemical & Physical Properties
[ Density]:
1.2±0.1 g/cm3
[ Boiling Point ]:
303.0±41.0 °C at 760 mmHg
[ Melting Point ]:
59-60°C
[ 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
MSDS
Safety Information
[ Hazard Codes ]:
Xn
[ Risk Phrases ]:
R41;R42/43
[ Safety Phrases ]:
S22-S24-S26-S37/39
[ RIDADR ]:
3335
[ HS Code ]:
2932999099
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%