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Home > Organic Chemistry > Heterocyclic Ring > Tetrahydromethyl-1,3-isobenzofurandione for Sale > Methyl Tetrahydrophthalic Anhydride MTHPA
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Methyl Tetrahydrophthalic Anhydride MTHPA

Unit Price: Get Latest Price
CAS No.:

11070-44-3

Grade:

Industrial Grade

Content:

99%

Port:

Ningbo

Packaging:

1kg/bottle,25kg/drum,200kg/drum,1000kgs/IBC drum

Price valid (until):

2025-06-30

Company Type:
Manufactory
Location:
China
Qualification:
Main Products:

MTHPA

  • Product Description

  • Seller Information

  • Description


      Product Detail  


    MTHPA stands for Methyl Tetrahydrophthalic Anhydride, a commonly used curing agent for epoxy resins. The following is its key information:
    characteristic
    Chemical formula: C9H10O3
    Appearance: Colorless or pale yellow liquid
    Melting point: approximately -15 ° C
    Boiling point: approximately 290 ° C
    application
    1. Epoxy resin curing agent
    MTHPA is widely used for curing epoxy resins, with low volatility, good heat resistance, and electrical insulation properties, suitable for electronic packaging, composite materials, etc.
    2. Electronic industry
    Due to its excellent electrical insulation and heat resistance, it is commonly used in the manufacture of electronic components such as transformers, capacitors, etc.
    3. Coatings and adhesives
    As a curing agent, it is used for high-performance coatings and adhesives to enhance chemical resistance and mechanical strength.
    4. Composite materials
    Used for manufacturing composite materials such as fiberglass, widely used in fields such as aerospace, automotive, and construction.
    Used as a curing agent for epoxy resin, solvent-free paint, laminated board, epoxy adhesive, etc. Used as a curing agent for epoxy resin, it has excellent properties such as long-term storage at room temperature, low solidification point, low volatility, and low toxicity.
    Widely used for impregnation, casting, and winding of motors, dry-type transformers, high-voltage switches, transformers, row output transformers, household appliance capacitors, power capacitor resistors, integrated circuits, etc.
    25KG/barrel, 220KG/barrel, 1200KG/barrel

    Items Specifications
    Name Methyl tetra-Hydro Phthalic Anhydride (MTHPA)
    CAS  No. 11070-44-3
    Molecular formula C9H10O3
    Molecular   weight 166.17

    Basic Info
    Product Name:

    Tetrahydromethyl-1,3-isobenzofurandione

    Other Name:

    1,3-Isobenzofurandione,tetrahydromethyl-;Cyclohexene-1,2-dicarboxylic anhydride,methyl-;Tetrahydromethyl-1,3-isobenzofurandione;Isomethyltetrahydrophthalic anhydride;74318-12-0;1027622-42-9

    CAS No.:

    11070-44-3

    Molecular Formula:

    C9H10O3

    InChIKeys:

    LOYDTBZMMPQJNI-UHFFFAOYSA-N

    Molecular Weight:

    166.17

    Exact Mass:

    166.062988

    EC Number:

    247-830-1

    DSSTox ID:

    DTXSID40860089

    HScode:

    2932999099

    Categories:

    Heterocyclic Ring

    Characteristics
    PSA:

    43.37000

    XLogP3:

    1.00

    Density:

    1.2±0.1 g/cm3

    Boiling Point:

    306.7±21.0 °C at 760 mmHg

    Flash Point:

    157 °C

    Refractive Index:

    1.528

    Vapor Pressure:

    0.00184mmHg at 25°C

    Hazard Identification

    Classification of the substance or mixture

    Serious eye damage, Category 1

    Skin sensitization, Category 1

    Respiratory sensitization, Category 1

    GHS label elements, including precautionary statements

    Pictogram(s)
    Signal word

    Danger

    Hazard statement(s)

    H318 Causes serious eye damage

    H317 May cause an allergic skin reaction

    H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled

    Precautionary statement(s)
    Prevention

    P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...

    P261 Avoid breathing dust/fume/gas/mist/vapours/spray.

    P272 Contaminated work clothing should not be allowed out of the workplace.

    P284 [In case of inadequate ventilation] wear respiratory protection.

    Response

    P305+P354+P338 IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

    P317 Get medical help.

    P302+P352 IF ON SKIN: Wash with plenty of water/...

    P333+P317 If skin irritation or rash occurs: Get medical help.

    P321 Specific treatment (see ... on this label).

    P362+P364 Take off contaminated clothing and wash it before reuse.

    P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.

    P342+P316 If experiencing respiratory symptoms: Get emergency medical help immediately.

    Storage

    none

    Disposal

    P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

    Other hazards which do not result in classification

    no data available

    Handling and Storage

    Precautions for safe handling

    Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

    Conditions for safe storage, including any incompatibilities

    Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

  • Seller Information
    Business Type:

    Manufactory

    Main Products:

    MTHPA

    Location:

    No. 9 Lingxiu Road, Modern Industrial Park, Xianju County, Taizhou City, Zhejiang Province

    Payment Terms:

    TT against copy of documents

    Average lead Time:

    15

    Total Annual Revenue:

    Above $100 million

    Total Employees:

    51-100

    Year of Establishment:

    2022

  • Country Product Purchase Quantity Date Posted
    Post an enquiry for this product
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