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B4589

Sigma-Aldrich

1,2,4-Benzenetricarboxylic acid

≥99%

Synonym(s):

Benzene-1,2,4-tricarboxylic acid, Trimellitic acid

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About This Item

Linear Formula:
C6H3(CO2H)3
CAS Number:
528-44-9
Molecular Weight:
210.14
Beilstein:
2214815
EC Number:
208-432-3
MDL number:
MFCD00002470
UNSPSC Code:
12352100
PubChem Substance ID:
24891790
NACRES:
NA.22

Assay

≥99%

form

powder

mp

229-231 °C (dec.) (lit.)

SMILES string

OC(C1=C(C(O)=O)C=C(C(O)=O)C=C1)=O

InChI

1S/C9H6O6/c10-7(11)4-1-2-5(8(12)13)6(3-4)9(14)15/h1-3H,(H,10,11)(H,12,13)(H,14,15)

InChI key

ARCGXLSVLAOJQL-UHFFFAOYSA-N

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Application

1,2,4-Benzenetricarboxylic acid (trimellitic acid) is generally used as carboxylate ligand in the synthesis of a wide range of metal-organic frameworks (MOFs). It can also be used to synthesize Ln3+ encapsulated nanocrystals which exhibit white-light luminescence.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Sigma-Aldrich

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A three-dimensional metal?organic framework with a distorted Kagome related layer showing canted antiferromagnetic behaviour.
Mahata P, et al.
Chemical Communications (Cambridge, England), 11, 1278-1280 (2008)
Imparting Tunable and white-light luminescence to a nanosized metal?organic framework by controlled encapsulation of lanthanide cations.
Zhou Y and Yan B
Inorganic Chemistry, 53(7), 3456-3463 (2014)
Three-dimensional metal?organic frameworks constructed from bix and 1, 2, 4-benzenetricarboxylate.
Yao J, et al.
CrystEngComm, 10(10), 1379-1383 (2008)
A Fankhauser-Noti et al.
Food additives and contaminants, 21(7), 711-718 (2004-09-17)
The migration of trimellitic acid and its esters from epoxy anhydride coatings was determined in simulants as well as in canned foods. The most appropriate simulant was a combination of EC simulants B and C: 2% acetic acid/10% ethanol in
Robert F Rando et al.
Antimicrobial agents and chemotherapy, 50(9), 3081-3089 (2006-08-31)
Recent studies of cellulose-based polymers substituted with carboxylic acids like cellulose acetate phthalate (CAP) have demonstrated the utility of using carboxylic acid groups instead of the more common sulfate or sulfonate moieties. However, the pK(a) of the free carboxylic acid
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