1(3H)-Isobenzofuranone,3,3-dimethyl-

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Names

[ CAS No. ]:
1689-09-4

[ Name ]:
1(3H)-Isobenzofuranone,3,3-dimethyl-

[Synonym ]:
3,3-Dimethylphthalide
3,3-dimethyl-1,3-dihydro-1-isobenzofuranone
3,3-dimethyl-3-hydroisobenzofuran-1-one
dimethylphthalide
3,3-dimethyl-1,3-dihydroisobenzofuran-1-one

Chemical & Physical Properties

[ Density]:
1.122g/cm3

[ Boiling Point ]:
291.1ºC at 760mmHg

[ Melting Point ]:
69-70ºC

[ Molecular Formula ]:
C10H10O2

[ Molecular Weight ]:
162.18500

[ Flash Point ]:
117.8ºC

[ Exact Mass ]:
162.06800

[ PSA ]:
26.30000

[ LogP ]:
2.09210

[ Vapour Pressure ]:
0.00199mmHg at 25°C

[ Index of Refraction ]:
1.533

Safety Information

[ HS Code ]:
2932209090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • carbon monoxide
  • 2-(2-Iodophenyl)propan-2-ol
  • 2-Bromobenzoic acid
  • α,α-dimethyl-o-xylene α,α'-diol
  • 2-Cyclopropylbenzoic acid
  • Phthalic anhydride
  • METHYLMAGNESIUM BROMIDE
  • Carbon dioxide
  • Acetone
  • Thianthrene

DownStream

  • Melitracen hydrochloride
  • (2-ISOPROPYLPHENYL)METHANOL
  • 2-Isopropylbenzoic acid
  • 2-prop-1-en-2-ylbenzoic acid
  • 3,3-dimethyl-2-benzothiophen-1-one

Customs

[ HS Code ]: 2932209090

[ Summary ]:
2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 1(3H)-Isobenzofuranone,3-(1,3-dimethyl-1H-indol-2-yl)-
  • 1(3H)-Isobenzofuranone,hexahydro-3,3-dimethyl-, (3aR,7aS)-rel-
  • 1(3H)-Isobenzofuranone,3a,4,7,7a-tetrahydro-3,3-dimethyl-7a-(2-propynyl)-,(3aR,7aR)-(9CI)
  • 1(3H)-Isobenzofuranone,3,3-bis(2,4,6-trihydroxy-3-methylphenyl)-
  • 1(3H)-Isobenzofuranone,3,3-bis(2-methylphenyl)-
  • 1(3H)-Isobenzofuranone,3-[(3,5-diethyl-4-hydroxyphenyl)methylene]-