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Electronical chemicals

Methyltetrahydrophthalic anhydride

CAS number

26590-20-5

Molecular formula C9H10O3
Product name Methyltetrahydrophthalic anhydride
Molecular Structure

Appearance:light yellow transparent liquid

Density:1.221g/cm3

Boiling Point:308.9ºC at 760mmHg

Melting Point:90°C

Flash Point:146.8ºC

Refractive Index:1.545

Methyltetrahydrophthalic Anhydride (MTHPA) is a high performance polymer used in a variety of applications. It is a synthetic organic compound composed of two carboxylic acid molecules, four carbon atoms, and two hydrogens.


MTHPA is known for its excellent thermal and chemical stability, making it an ideal choice for applications that require superior durability and resistance to environmental stresses. It has a low viscosity and low volatility, making it easier to handle than many other materials. It also has an extremely high glass transition temperature, making it an ideal choice for applications that require temperature resistance.


MTHPA is widely used in the construction and automotive industries, as well as in the production of glass fibers and other industrial materials. It is used to create strong adhesives, sealants, and coatings, as well as to reinforce polymers and improve the strength and durability of plastics and composites. It is also used in the production of polycarbonate and polyurethane foams, as well as other industrial materials.


MTHPA is an ideal choice for applications requiring superior durability and resistance to environmental stresses. Its low viscosity and low volatility make it easier to handle than many other materials, and its high glass transition temperature makes it an ideal choice for applications that require temperature resistance. It is widely used in the construction and automotive industries, as well as in the production of glass fibers and other industrial materials.


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