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Key Documents

B4007

Sigma-Aldrich

1,2,4,5-Benzenetetracarboxylic acid

96%

Synonym(s):

Pyromellitic acid

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About This Item

Linear Formula:
C6H2(CO2H)4
CAS Number:
Molecular Weight:
254.15
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Assay

96%

form

powder

mp

281-284.5 °C (lit.)

SMILES string

OC(=O)c1cc(C(O)=O)c(cc1C(O)=O)C(O)=O

InChI

1S/C10H6O8/c11-7(12)3-1-4(8(13)14)6(10(17)18)2-5(3)9(15)16/h1-2H,(H,11,12)(H,13,14)(H,15,16)(H,17,18)

InChI key

CYIDZMCFTVVTJO-UHFFFAOYSA-N

Application

1,2,4,5-Benzenetetracarboxylic acid is extensively used as a ligand in the synthesis of a wide range of metal-organic frameworks (MOFs) and coordination polymers. It can also be used to prepare supramolecular hydrogels by synthesizing gelators reacting 1,2,4,5-benzenetetracarboxylic acid with 4-hydroxy pyridine.

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

617.0 °F

Flash Point(C)

325 °C

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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New hydrogen-bonded supramolecular hydrogels and fibers derived from 1, 2, 4, 5-benzenetetracarboxylic acid and 4-hydroxypyridine.
Wang Y, et al.
Chemistry Letters (Jpn), 35(5), 548-549 (2006)
K-J Westin et al.
Journal of colloid and interface science, 282(2), 359-369 (2004-12-14)
The influence of four calcium complexing substances, i.e., citric acid (CIT), diethylenetriaminepentaacetic acid (DTPA), ethylenediaminetetraacetic acid (EDTA) and pyromellitic acid (PMA), on the crystal growth rate of the calcium carbonate polymorphs aragonite and calcite has been studied. Using a seeded
New Two-Dimensional Metal? Organic Networks Constructed from 1, 2, 4, 5-Benzenetetracarboxylate and Chelate Ligands.
Li Y, et al.
Inorganic Chemistry, 42(9), 3119-3124 (2003)
S Mallet et al.
Journal of chromatography. A, 853(1-2), 181-184 (1999-09-16)
Tartaric acid, used in pharmaceuticals and industrial food preparation, is an important by-product of wine preparation. It is produced by wine factories in large quantities and cannot be rejected into the environment. Wineries precipitate tartaric acid using calcium hydroxide and
Yauhen Y Karabach et al.
Journal of inorganic biochemistry, 102(5-6), 1190-1194 (2008-01-08)
The new inorganic 1D coordination polymer [Cu2(H3tea)2(mu4-pma)]n has been prepared, via self-assembly in aqueous medium, from copper(II) nitrate, triethanolamine (H3tea), pyromellitic acid (H4pma) and lithium hydroxide, and characterized by IR spectroscopy, elemental and single-crystal X-ray diffraction analyses. This compound and

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