High Purity Organic Intermediate Best Price White Powder Trimellitic Anhydride CAS 552-30-7
21 Inquiries
552-30-7
Industrial Grade
99%
Shanghai
DOBO
200kg/drum
2025-10-01
Chemical products
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Product Description
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Seller Information
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Inquiry History
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DescriptionBasic Info
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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
Categories:
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 IdentificationClassification of the substance or mixture
Serious eye damage, Category 1
Skin sensitization, Category 1
Specific target organ toxicity â 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 StoragePrecautions 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.
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Seller Information
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Business Type:
Trader
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Main Products:
Chemical products
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Location:
1502 Gold Building, Baisha Road, Cixi 315300, Ningbo City, Zhejiang Province, China
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Payment Terms:
TT against copy of documents,L/C,TT against B/L draft before shipment
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Year of Establishment:
2020
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Certifications:
MQS
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Inquiry History21 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 Post an enquiry for this product
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