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ChemicalBook >> CAS DataBase List >> Trimellitic Anhydride

Trimellitic Anhydride

Trimellitic Anhydride price.
  • $7.62 - $4280.46
  • Product name: Trimellitic Anhydride
  • CAS: 552-30-7
  • MF: C9H4O5
  • MW: 192.13
  • EINECS:209-008-0
  • MDL Number:MFCD00005925
  • Synonyms:1,2,4-Benzenetricarboxylic acid anhydride;1,2,4-Benzenetricarboxylic acid anhydride-1,2;1,2,4-Benzenetricarboxylic acid, cyclic 1,2-anhydride;1,2,4-benzenetricarboxylicacid,cyclic1,2-anhydride ;1,2,4-benzenetricarboxylicacidanhydride ;1,3-dihydro-1,3-dixoxo-5-isobenzofurancarboxylic acid;benzene-1,2,4-tricarboxylic acid 1,2-anhydride trimellitic anhydride;BENZENE-1,3,4-TRICARBOXYLICANHYDRIDE
67 prices
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Brand
  • aablocks
  • AK Scientific
  • American Custom Chemicals Corporation
  • Apolloscientific
  • Atlantic Research Chemicals
  • Biosynth
  • Chemenu
  • Crysdot
  • Frontier Specialty Chemicals
  • Labseeker
  • Matrix Scientific
  • Medical Isotopes, Inc.
  • Sigma-Aldrich
  • TCI Chemical
  • Thermo Scientific Chemicals
  • TRC
  • Usbiological
Package
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  • 1 kg
  • Manufactureraablocks
  • Product numberAA003D89
  • Product description1,3-Dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid ≥97%
  • Packaging250g
  • Price$16
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003D89
  • Product description1,3-Dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid ≥97%
  • Packaging500g
  • Price$24
  • Updated2026-05-28
  • Buy
  • ManufacturerAK Scientific
  • Product numberC676
  • Product descriptionTrimellitic anhydride 98%
  • Packaging25g
  • Price$24
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberC676
  • Product descriptionTrimellitic anhydride 98%
  • Packaging5g
  • Price$16
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ99205
  • Product descriptionTrimellitic anhydride 95%
  • Packaging25g
  • Price$18
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ99205
  • Product descriptionTrimellitic anhydride 95%
  • Packaging5g
  • Price$12
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ99205
  • Product descriptionTrimellitic anhydride 95%
  • Packaging100g
  • Price$32
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberC676
  • Product descriptionTrimellitic Anhydride
  • Packaging100g
  • Price$40
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberC676
  • Product descriptionTrimellitic anhydride 98%
  • Packaging100g
  • Price$43
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ99205
  • Product descriptionTrimellitic anhydride 95%
  • Packaging500g
  • Price$76
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberC676
  • Product descriptionTrimellitic anhydride 98%
  • Packaging500g
  • Price$101
  • Updated2026-06-04
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0034789
  • Product description1,2,4-BENZENETRICARBOXYLIC ANHYDRIDE 95.00%
  • Packaging25G
  • Price$1107.25
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0034789
  • Product description1,2,4-BENZENETRICARBOXYLIC ANHYDRIDE 95.00%
  • Packaging500G
  • Price$4280.46
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR72628
  • Product descriptionTrimellitic anhydride 95%
  • Packaging100g
  • Price$69
  • Updated2026-06-04
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR72628
  • Product descriptionTrimellitic anhydride 95%
  • Packaging100g
  • Price$69
  • Updated2026-06-04
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR72628
  • Product descriptionTrimellitic anhydride 95%
  • Packaging50g
  • Price$41
  • Updated2026-06-04
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003D89 1,3-Dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid ≥97% 250g $16 2026-05-28 Buy
aablocks AA003D89 1,3-Dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid ≥97% 500g $24 2026-05-28 Buy
AK Scientific C676 Trimellitic anhydride 98% 25g $24 2026-06-04 Buy
AK Scientific C676 Trimellitic anhydride 98% 5g $16 2026-06-04 Buy
AK Scientific J99205 Trimellitic anhydride 95% 25g $18 2026-06-04 Buy
AK Scientific J99205 Trimellitic anhydride 95% 5g $12 2026-06-04 Buy
AK Scientific J99205 Trimellitic anhydride 95% 100g $32 2026-06-04 Buy
AK Scientific C676 Trimellitic Anhydride 100g $40 2021-12-16 Buy
AK Scientific C676 Trimellitic anhydride 98% 100g $43 2026-06-04 Buy
AK Scientific J99205 Trimellitic anhydride 95% 500g $76 2026-06-04 Buy
AK Scientific C676 Trimellitic anhydride 98% 500g $101 2026-06-04 Buy
American Custom Chemicals Corporation CHM0034789 1,2,4-BENZENETRICARBOXYLIC ANHYDRIDE 95.00% 25G $1107.25 2021-12-16 Buy
American Custom Chemicals Corporation CHM0034789 1,2,4-BENZENETRICARBOXYLIC ANHYDRIDE 95.00% 500G $4280.46 2021-12-16 Buy
Apolloscientific OR72628 Trimellitic anhydride 95% 100g $69 2026-06-04 Buy
Apolloscientific OR72628 Trimellitic anhydride 95% 100g $69 2026-06-04 Buy
Apolloscientific OR72628 Trimellitic anhydride 95% 50g $41 2026-06-04 Buy

Properties

Melting point :163-166 °C (lit.)
Boiling point :390 °C
Density :1.54
vapor density :6.6 (vs air)
vapor pressure :<0.01 mm Hg ( 20 °C)
refractive index :1.4717 (estimate)
Flash point :227 °C
storage temp. :Store below +30°C.
solubility :24.4g/l (decomposition)
pka :3.11±0.20(Predicted)
form :Flakes
color :White to off-white
PH :2 (21g/l, H2O, 20℃)
explosive limit :1-7%(V)
Water Solubility :DECOMPOSES
Sensitive :Moisture Sensitive
Merck :14,9703
BRN :9394
Exposure limits :ACGIH: TWA 0.0005 mg/m3; STEL 0.002 mg/m3 (Skin)
NIOSH: TWA 0.005 ppm(0.04 mg/m3) Stability :Stable. Moisture sensitive.
InChI :1S/C9H4O5/c10-7(11)4-1-2-5-6(3-4)9(13)14-8(5)12/h1-3H,(H,10,11)
InChIKey :SRPWOOOHEPICQU-UHFFFAOYSA-N
SMILES :OC(=O)c1ccc2C(=O)OC(=O)c2c1
LogP :0.06-0.54 at 20℃
CAS DataBase Reference :552-30-7(CAS DataBase Reference)
NIST Chemistry Reference :Trimellitic anhydride(552-30-7)
EPA Substance Registry System :Trimellitic anhydride (552-30-7)

Safety Information

Symbol(GHS): Corrosion (GHS05)Exclamation Mark (GHS07)Health Hazard (GHS08)
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310
H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled Sensitisation, respiratory Category 1 Danger P261, P285, P304+P341, P342+P311,P501
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

1,2,4-Benzenetricarboxylic anhydride is used to produce good heat-proof, weather-proof and solvent-proof trimellitate plasticizers, to synthesize polyester resins, curing agent of epoxy resins, heat-proof insulated laminas, heat-proof varnishes, stabilizers, dyestuffs, pigments, surfactants. TMA can also be used as accelerant for vulcanization, treating agent of fiber and flocculant of film. It has wide application to high class aerooil, impregnating oil for power capacitors, adhesives for granules, instant adhesives, sizing agents, antismoke agents, dyestuffs, printing inks, medicines and farm chemicals.

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