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B4007

Sigma-Aldrich

1,2,4,5-Benzenetetracarboxylic acid

96%

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Synonym(s):
Pyromellitic acid
Linear Formula:
C6H2(CO2H)4
CAS Number:
Molecular Weight:
254.15
EC Number:
MDL number:
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

Related Categories

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

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A Chattopadhyay et al.
Journal of chromatography. A, 758(2), 255-261 (1997-01-17)
A capillary electrophoresis (CE) method was developed for determining the diol content of supports used in high-performance affinity or size exclusion chromatography. This method involved oxidizing the diol-bonded support with periodate, followed by the use of CE to separate and
Gustavo A Blanco-Heras et al.
Journal of chromatography. A, 1144(2), 275-278 (2007-02-13)
Selectivity and robustness of the pyromellitic acid (PMA) based background electrolyte was improved in order to increase its applicability for routine analysis of inorganic and organic anions in real samples. An electrolyte composed of 6.75 mM PMA, 0.5 mM hexamethonium
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
James E A Webb et al.
Journal of the American Chemical Society, 129(22), 7155-7162 (2007-05-15)
The N,N',N'',N'''-1,2,4,5-tetra(ethylhexanoate) pyromellitamide is found to be capable of both intermolecular aggregation and binding to small anions. It is synthesized by aminolysis of pyromellitic anhydride with ethanolamine, followed by a reaction with hexanoyl chloride. The single-crystal X-ray structure of the
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

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