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HomeProduct name list1,2,4-Benzenetricarboxylic acid

1,2,4-Benzenetricarboxylic acid

Synonym(s):Benzene-1,2,4-tricarboxylic acid;Trimellitic acid

  • CAS NO.:528-44-9
  • Empirical Formula: C9H6O6
  • Molecular Weight: 210.14
  • MDL number: MFCD00002470
  • EINECS: 208-432-3
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2023-07-28 13:44:10
1,2,4-Benzenetricarboxylic acid Structural

What is 1,2,4-Benzenetricarboxylic acid?

Chemical properties

Colorless crystals.Partially soluble in DMF and alcohol; insoluble in benzene and carbon disulfide; slightly soluble in water.

The Uses of 1,2,4-Benzenetricarboxylic acid

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.

The Uses of 1,2,4-Benzenetricarboxylic acid

Intermediate in the preparation of resins, plasticizers, dyes, inks, adhesives.

Definition

ChEBI: Benzene substituted at the 1,2, and 4 positions by carboxy groups.

Purification Methods

Crystallise the acid from acetic acid or aqueous EtOH. [Beilstein 9 IV 3746.]

Properties of 1,2,4-Benzenetricarboxylic acid

Melting point: 229-231 °C (dec.) (lit.)
Boiling point: 309.65°C (rough estimate)
Density  1.4844 (rough estimate)
refractive index  1.6630 (estimate)
storage temp.  Sealed in dry,Room Temperature
solubility  2.1g/l
pka pK1: 2.52;pK2: 3.84;pK3: 5.20 (25°C)
form  Crystalline Powder
color  White
Water Solubility  2.1 G/100 ML (25 ºC)
Merck  14,9702
BRN  2214815
CAS DataBase Reference 528-44-9(CAS DataBase Reference)
NIST Chemistry Reference 1,2,4-Benzenetricarboxylic acid(528-44-9)
EPA Substance Registry System 1,2,4-Benzenetricarboxylic acid (528-44-9)

Safety information for 1,2,4-Benzenetricarboxylic acid

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H315:Skin corrosion/irritation
H319:Serious eye damage/eye irritation
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes P261:Avoid breathing dust/fume/gas/mist/vapours/spray.
P264:Wash hands thoroughly after handling.
P264:Wash skin thouroughly after handling.
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.

Computed Descriptors for 1,2,4-Benzenetricarboxylic acid

InChIKey ARCGXLSVLAOJQL-UHFFFAOYSA-N

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