4-Methylphthalic anhydride

4-Methylphthalic anhydride Basic information

Product Name:	4-Methylphthalic anhydride
Synonyms:	1,3-Isobenzofurandione, 5-methyl-;5-Methyl-2-benzofuran-1,3-dione;5-methyl-3-isobenzofurandione;4-METHYLPHTHALIC ANHYDRIDE;4-Methylphalic Anhydride;4-METHYLPHTHALIC ANHYDRIDE 95+%;5-Methyl-1,3-isobenzofurandione;4-Methylphthalic anhydride,96%
CAS:	19438-61-0
MF:	C9H6O3
MW:	162.14
EINECS:	243-073-6
Product Categories:	Phthalic Acids, Esters and Derivatives;Organics;Diels-Alder Adducts;Anhydride Monomers;Monomers;Polymer Science
Mol File:	19438-61-0.mol

4-Methylphthalic anhydride Chemical Properties

Melting point	90-92 °C(lit.)
Boiling point	295 °C(lit.)
density	1.2599 (rough estimate)
refractive index	1.5380 (estimate)
storage temp.	under inert gas (nitrogen or Argon) at 2-8°C
form	Flakes or Crystalline Powder
color	White to yellow-orange
Water Solubility	insoluble
CAS DataBase Reference	19438-61-0(CAS DataBase Reference)
NIST Chemistry Reference	4-Methylphthalic anhydride(19438-61-0)
EPA Substance Registry System	1,3-Isobenzofurandione, 5-methyl- (19438-61-0)

Safety Information

MSDS Information

4-Methylphthalic anhydride Usage And Synthesis

Chemical Properties

white to yellow-orange flakes or

4-Methylphthalic anhydride Preparation Products And Raw materials

Raw materials	4,5,6,7-tetrahydro-5-methyl-1,3-Isobenzofurandione-->1,2,3,6-Tetrahydro-4-methylphthalic anhydride-->Methyl tetrahydrophthalic anhydride-->Hexahydro-4-methylphthalic anhydride
Preparation Products	4-METHYLPHTHALIMIDE 99-->5-methyl-1H-indene-1,3(2H)-dione

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