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7a-methyl-4,5,6,7-tetrahydro-3aH-2-benzofuran-1,3-dione

  • CAS No.: 25550-51-0
  • Purity: 99
  • Min quantity: 1 Metric Tons
  • Weight: 168.18978
  • Place of Orign: Tianjin,,China
Ms.Benson Han

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Item specifics

  • Product Name.:7a-methyl-4,5,6,7-tetrahydro-3aH-2-benzofuran-1,3-dione
  • CAS No: 25550-51-0
  • Weight: 168.18978
  • Formula: C9H12O3
  • Boiling Point: 300°Cat760mmHg
  • Density: 1.162g/cm3

Details

MHHPA

Molecular formula C9H12O3
Molecular weight 168.19
CAS NO. 25550-51-0
UN NO. /
CN NO. /
EINECS. 243-072-0
Chemical name Methyl hexahydrophthalic anhydride
7a-methyl-4,5,6,7-tetrahydro-3aH-2-benzofuran-1,3-dione


Prepared By ICASON PM REVISION:2011
Approved By PRODUCTION SPECIFICATION
Valid From:2011-9-10


Brief Introduction:
MHHPA is soluble in benzene and acetone,hygroscopicity.In addition to the general performance of methyl THPA,It is colorless transparent liquid. It will not change color if added accelerator. The epoxy curing material is colorless and transparent, with good heat resistance. This epoxy curing material has excellent mechanical behavior and electrical property.
MHHPA is heating-solidification type acid anhydride solidifying agent, mainly used in dipping of coil of electric apparatus, casting of electric parts and sealing of semiconductor.

Specification:

Type IHY601 IHY602 IHY602
Color and lustre(Pt-Co) ≤10#
Viscosity 25℃,(Pa.S) 0.05-0.08 0.04-0.08 ≤0.06
Density 20, (g/cm3) 1.16±0.05
Freezing point(℃) <-15
Iodine value ≤2 ≤10 75±8

Package and Storage:
25kg plastic barrel or 220kg iron barrel.
In transportation process, it should avoid moisture, fire and water. It should be stored in dry and ventilated warehouse.

7a-methyl-4,5,6,7-tetrahydro-3aH-2-benzofuran-1,3-dione

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