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Home > Pharmaceutical Intermediates > Bulk Drug Intermediates > Trimellitic anhydride for Sale > High purity 1,2,4-Benzenetricarboxylic anhydride CAS NO.552-30-7
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High purity 1,2,4-Benzenetricarboxylic anhydride CAS NO.552-30-7

21 Inquiries

Unit Price: Get Latest Price
CAS No.:

552-30-7

Grade:

Pharmaceutical Grade

Content:

99%

Port:

shanghai

Brand:

Lonwin

Packaging:

1kg/bag,25kg/drum,25kg/bag

Price valid (until):

2024-01-03

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

CHEMICALS,REAGENTS

  • Product Description

  • Seller Information

  • Inquiry History

  • Description

     Product Information                                                                                    

    Specification


    product name

    1,2,4-benzenetricarboxylic anhydride

    cas no. 552-30-7
    appearance white flake solid
    assay ≥99%
    capacity 5000mt/year
    min.packing 100gram
    application polyester resin, polyimide resin, high temperature resistant insulating material, pvc plasticizer, senior aviation lubricating oil, power capacitors, oil impregnated pellet binder, sizing agent, smoke agent, instant binder etc.
    standard enterprise export
    manufacturer jinan finer chemical co., ltd
    more information

    synonyms: benzene-1,2,4-tricarboxylic anhydride
    trimellitic anhydride
    molecular formula: c9h4o5
    molecular weight: 192.13
    cas registry number: 552-30-7
    einecs: 209-008-0
    melting point: 164-169 ºc
    boiling point: 390 ºc
    flash point: 227 ºc










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     Quality and Service                                                                                        

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    1.Customer Satisfaction is our priority and guarantee for the future.


    2.We co-develop products and projects with our partners.


    3.Place of Origin China with Super quality by reasonable price.


    4.When you meet problems in mineral processing, we can provide technical guidance.


    5.We will ship the goods that you order from us by EMS, DHL, UPS, or FedEx.We will decided to choose which

    courier depend on Different countries.To find the best way to delivery the goods for you.


    6.We will ship the goods within 5days after get your payments.If you want to cancel or change order, please tell

    me within 24hours after you finish the payment...So we both can make the best of the bad bargain.

    Bulk Order: Shipped via sea or air, it's according to your requirement, delivery time is 7-15days after payment


    7.If you have any other questions to consult me.please not hesitate to contact me any times.


    All we want is win-win business. Send us your inquiries, you will get it!


    Our service:


    1. Certificate of analysis (COA)


    2. Material safety data sheet (MSDS)


    3. Route of synthesis (ROS)


    4. Method of aanlysis (MOA)


    5. Nuclear magnetic resonance (NMR)


    6. Packing pictures and loading video before loading


    7. Free sample


    9. Factory audit


    10. Strong after-sale service

     Our Advantage                                                                                               

    Shop Best price Pure Oxytocin powder 50-56-6-Detailed Image 3

      1. 1. Rich experience.
        Our company is a professional production leading factory in China in pharmaceutical area of many years,

      our products have exported to Germany, Spain, UK, USA, Australia, Middle East, and so on other country,

      and we have got very good feedback from our customers, we had Established long friendly relations of

      cooperation.

       

      2. Great quality, purity and favourable.
      Good quality is one of our secret success, welcome order the samples, MOQ just 1 grams.

       

      3. Safe and fast delivery.
      We have stock, so we can delivery quickly at the very day when receive the payment.

      We have special way could ship 0.01kg to 3.5kg products a time. We offer melting powder into liquid

    1. service. And ship the liquid in special bottles.

       

      4. Good before after-sales service.



    2. Before-sales:
      - We would like to offer our most favorable quotation and detailed information about 

    3. product as well as our company.
      - We would like to offer free sample for 
      testing use.


      After-sales:
      - We would like to assist buyers in custom 
      clearing through providing necessary documents and information.
      - We would provide the best solution when 
      there is any dispute about product quality.

      ur Advantag

     Packaging & Shipping                                                                                  

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    Shop High Pruity Peptide GHRP-2 Gym CAS NO.158861-67-7-Detailed Image 6

    Shanghai Lonwin Chemical Co., Ltd. is a company committing to contract synthesis and production

    of photoinitiators, fluorocarbon surfactants, indicators, intermediates and APIs.

    Our company has ISO and REACH international certification, in Jiangsu, Anhui and other places with

    decades of cooperation of OEM processing plants, to provide a more solid support for the customized

    production service of special chemicals.

     

    Now, our products are well sold in North America, Europe, Japan, South Korea and the Middle East,

    and customers are highly satisfied with our products and service!

     

    To achieve sustainable and steady development, we establish closely cooperative relationships with

    famous universities and institutions of China. We regularly exchange information with them and make

    cooperation on the R&D of new technologies.

     

    Sticking to the business philosophy of "quality first, credit first, service first, creativity first",we are

    doing our best to meet demands of customers all around the world. We sincerely welcome your visit

    and business, and look forward to cooperating with you for expanding international market together! 


    Shop High Pruity Peptide GHRP-2 Gym CAS NO.158861-67-7-Detailed Image 7

     F.A.Q                                                                                                               

    • Q1  Can i get some samples? 

      A1  Yes, we can supply the free sample, but the shipping cost be paid by our customers.

       

      Q2  How to start orders or make payments? 

      A2  Proforma invoice will be sent first after confirmation of order, enclosed our bank information.

    • Payment by T/T,or Paypal or Escrow(Alibaba).

       

      Q3  How to confirm the Product Quality before placing orders? 

      A3  You can get free samples for some products,you only need to pay the shipping cost or arrange a courier

    • to us and take the samples. You can send us your product specifications and requests,we will manufacture

    • the products according to your requests.

       

      Q4  What’s your MOQ? 

      A4  Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge

    • is 100% paid.

       

      Q5  How about delivery leadtime? 

      A5  Delivery lead time: About 3-5 days after payment confirmed. (Chinese holiday not included)

       

      Q6  Is there a discount? 

      A6  Different quantity has different discount.

       

      Q7  How do you treat quality complaint? 

      A7  First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem

    • caused by us, we will send you free goods for replacement or refund your loss.

       

      Q8  How to contact us ? 

      A8 You can choose your interested products and send inquiry to us.

    Basic Info
    Product Name:

    Trimellitic anhydride

    Other Name:

    5-Isobenzofurancarboxylic acid,1,3-dihydro-1,3-dioxo-;1,2,4-Benzenetricarboxylic acid,cyclic 1,2-anhydride;Trimellitic acid anhydride;1,2,4-Benzenetricarboxylic acid,anhydride;1,3-Dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid;Anhydrotrimellitic acid;1,3-Dioxo-5-phthalancarboxylic acid;Trimellitic acid 1,2-anhydride;Trimellitic anhydride;1,2,4-Benzenetricarboxylic anhydride;Trimellitic acid cyclic 1,2-anhydride;4-Carboxyphthalic anhydride;Epon 9150;1,2,4-Benzenetricarboxylic acid 1,2-anhydride;NSC 60252;Benzene-1,3,4-tricarboxylic anhydride;TMA (anhydride);TMA;CE-X 23 Medium;Aradur 3380-1;1,3-Dioxo-1,3-dihydroisobenzofuran-5-carboxylic acid;1,3-Dioxo-1,3-dihydro-2-benzofuran-5-carboxylic acid;28605-64-3;68864-89-1;70425-46-6;928770-37-0;2088100-85-8

    CAS No.:

    552-30-7

    Molecular Formula:

    C9H4O5

    InChIKeys:

    InChIKey=SRPWOOOHEPICQU-UHFFFAOYSA-N

    Molecular Weight:

    192.12500

    Exact Mass:

    192.13

    EC Number:

    209-008-0

    UNII:

    80T61EUU7H

    ICSC Number:

    0345

    NSC Number:

    60252

    DSSTox ID:

    DTXSID7026235

    Color/Form:

    Crystals|Colorless solid

    HScode:

    29173980

    Characteristics
    PSA:

    80.67000

    XLogP3:

    0.69540

    Appearance:

    Crystals or off-white flakes. (NTP, 1992)

    Density:

    1.54

    Melting Point:

    161-163.5 °C

    Boiling Point:

    390 °C

    Flash Point:

    227ºC

    Refractive Index:

    1.662

    Water Solubility:

    Decomposes in water

    Storage Conditions:

    Store in a cool, dry place. Store in a tightly closed container.

    Vapor Pressure:

    <0.01 mm Hg ( 20 °C)

    Vapor Density:

    6.6 (vs air)

    Toxicity:

    LD50 orally in Rabbit: > 2730 mg/kg LD50 dermal Rabbit 23000 mg/kg

    Flammability characteristics:

    Combustible Solid

    Explosive limit:

    Finely dispersed particles form explosive mixtures in air.

    Experimental Properties:

    Hydrolyzes in aqueous environment to trimellitic acid.|Hydrolysis rate constant of trimellitic anhydride at 25 °C using dimethylacetamide as a solvent: 1X10-4 L/mole-sec|Trimellitic anhydride reacts with acetic acid and water, and is hygroscopic.|Trimellitic anhydride reacts with atmospheric moisture, even at room temperature, to revert to the acid.|For more Other Experimental Properties (Complete) data for TRIMELLITIC ANHYDRIDE (7 total), please visit the HSDB record page.

    Air and Water Reactions:

    Sensitive to moisture. Hydrolyzes slowly. Solutions in water or alcohol may be unstable. Insoluble in water.

    Reactive Group:

    Acids, Carboxylic

    Reactivity Profile:

    TRIMELLITIC ANHYDRIDE reacts exothermically with water. This reaction is expected to be slow, but can become vigorous if local heating accelerates it. Reaction with water is accelerated by acids. Incompatible with acids, strong oxidizing agents, alcohols, amines, and bases. Incompatible with strong oxidizing agents, strong acids or strong bases. (NTP, 1992).

    Flammable Limits:

    Combustible Solid

    Physical Dangers:

    Dust explosion possible if in powder or granular form, mixed with air. If dry, it can be charged electrostatically by swirling, pneumatic transport, pouring, etc.

    Heat of Vaporization:

    106.2 kJ/mol at 200 °C; 100.4 kJ/mol at 300 °C

    Critical Temperature & Pressure:

    569 °C at 2968 kPa

    Hazard Identification

    Classification of the substance or mixture

    Serious eye damage, Category 1

    Skin sensitization, Category 1

    Specific target organ toxicity – single exposure, Category 3

    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

    H335 May cause respiratory irritation

    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.

    P271 Use only outdoors or in a well-ventilated area.

    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.

    P319 Get medical help if you feel unwell.

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

    Storage

    P403+P233 Store in a well-ventilated place. Keep container tightly closed.

    P405 Store locked up.

    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

    NO open flames. Prevent build-up of electrostatic charges (e.g., by grounding). Closed system, dust explosion-proof electrical equipment and lighting. Prevent deposition of dust. 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

    Dry. Separated from bases and strong oxidants. Ventilation along the floor.Dry. Separated from bases and strong oxidants. Ventilation along the floor.

  • Seller Information
    Business Type:

    Trader

    Main Products:

    CHEMICALS,REAGENTS

    Location:

    No 966 Huaxu Road, Qingpu District, Shanghai, 201702, P.R. China

    Payment Terms:

    TT against copy of documents,L/C,TT against B/L draft before shipment,100% TT in advance

    Average lead Time:

    10

    Total Annual Revenue:

    $10 million-$25 million

    Total Employees:

    11-50

    Year of Establishment:

    2011

     Company Profile                                                                                                    

      Shanghai Lonwin Chemical Co., Ltd. is a company committing to contract synthesis and production of photoinitiators, fluorocarbon surfactants, indicators, intermediates and APIs.Our company has ISO and

    REACH international certification, in Jiangsu, Anhui and other places with decades of cooperation of

    OEM processing plants, to provide a more solid support for the customized production service of special

    chemicals.
       Now, our products are well sold in North America, Europe, Japan, South Korea and the Middle East,

    and customers are highly satisfied with our products and service!
    To achieve sustainable and steady development, we establish closely cooperative relationships with

    famous universities and institutions of China. We regularly exchange information with them and make

    cooperation on the R&D of new technologies.
    Sticking to the business philosophy of "quality first, credit first, service first, creativity first", we are

    doing our best to meet demands of customers all around the world. We sincerely welcome your visit

    and business, and look forward to cooperating with you for expanding international market together!


     

  • Inquiry History
    21 Inquiries
    Country Product Purchase Quantity Date Posted
    India

    Trimellitic Anhydride

    1 KG Nov 30, 2023
    Turkey

    Trimellitic Anhydride

    300 MT Aug 7, 2023
    Mexico

    Trimellitic Anhydride (TMA)

    100 TON May 13, 2025
    India

    trimellitic anhydride

    1.00 TON Jan 21, 2025
    India

    Trimellitic anhydride

    25 KG Dec 11, 2024
    Brazil

    Trimellitic Anhydride

    20 TON Oct 28, 2024
    India

    Trimellitic Anhydide

    1 MT Oct 25, 2024
    India

    TRI MALETIC ANHYDRIDE

    1000 KG Jul 22, 2024
    India

    Trimellitic Anhydride

    1 MT Nov 30, 2023
    India

    Tri Mellitic Anhydride

    300 MT Jun 30, 2025
    Poland

    Trimellitic anhydride

    40 MT Apr 18, 2025
    India

    Trimellitic anhydride

    100 KG Dec 17, 2024
    India

    TRIMELLITIC ANHYDRIDE

    1 MT Oct 16, 2024
    South Korea

    trimellitic anhydride

    3 MT Oct 11, 2024
    South Korea

    Trimellitic anhydride

    1 20' Fcl Jul 9, 2024
    Slovakia

    Trimellitic Anhydride

    23 MT Jul 9, 2024
    South Korea

    Trimellitic Anhydride

    20 MT May 28, 2024
    India

    Trimelletic Anhydride

    1 20' Fcl Apr 14, 2026
    India

    Trimellitic anhydride

    1000 KG Jul 22, 2024
    South Korea

    TMA (Trimellitic anhydride)

    1 20' Fcl Jul 9, 2024
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