Trimellitic acid

Names

[ CAS No. ]:
528-44-9

[ Name ]:
Trimellitic acid

[Synonym ]:
MFCD00002470
benzene-1,2,4-tricarboxylic acid
EINECS 208-432-3
Trimellitic acid
1,2,4-Benzenetricarboxylic acid
Benzene-1,2,4-tricarboxylic acid,Trimellitic acid

Chemical & Physical Properties

[ Density]:
1.7±0.1 g/cm3

[ Boiling Point ]:
505.5±45.0 °C at 760 mmHg

[ Melting Point ]:
229-231 °C (dec.)(lit.)

[ Molecular Formula ]:
C₉H₆O₆

[ Molecular Weight ]:
210.140

[ Flash Point ]:
273.6±25.2 °C

[ Exact Mass ]:
210.016434

[ PSA ]:
111.90000

[ LogP ]:
1.00

[ Vapour Pressure ]:
0.0±1.4 mmHg at 25°C

[ Index of Refraction ]:
1.663

[ Storage condition ]:
2-8°C

[ Water Solubility ]:
2.1 G/100 ML (25 ºC)

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DC1980000

CHEMICAL NAME :: 1,2,4-Benzenetricarboxylic acid

CAS REGISTRY NUMBER :: 528-44-9

BEILSTEIN REFERENCE NO. :: 2214815

LAST UPDATED :: 199709

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C9-H6-O6

MOLECULAR WEIGHT :: 210.15

WISWESSER LINE NOTATION :: QVR BVQ DVQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2500 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 18(7),57,1974 *** REVIEWS *** TOXICOLOGY REVIEW BPCT** Progress Report from the Environmental Protection Agency to NIOSH on Benzenepolycarboxylates, 1974 Volume(issue)/page/year: -,183,1974 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83703 No. of Facilities: 82 (estimated) No. of Industries: 3 No. of Occupations: 4 No. of Employees: 1278 (estimated)

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xi:Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S36-S37/39

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
2

[ RTECS ]:
DC1980000

[ HS Code ]:
2917399090

Synthetic Route

Click to get detail synthetic route

Customs

[ HS Code ]: 2917399090

[ Summary ]:
2917399090 aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Articles

Short-column anion-exchange chromatography for soil and peat humic substances profiling by step-wise gradient of high pH aqueous sodium ethylenediaminetetraacetate.

J. Chromatogr. A. 1408 , 72-7, (2015)

Novel anion-exchange liquid chromatographic method with step gradient of aqueous EDTA(4-) based mobile phase elution has been developed to profile available Slovak soil humic substances and alkaline e...

Benzenepolycarboxylic acids with potential anti-hemorrhagic properties and structure–activity relationships

Bioorg. Med. Chem. 19 , 7000-2, (2011)

Previously, we reported the structural requirements of the cinnamic acid relatives for inhibition of snake venom hemorrhagic action. In the present study, we examined the effect of benzenepolycarboxyl...

[Dosimetry using pyromellitic acid and trimellitic acid. Part 1].

Strahlenther. Onkol. 170(3) , 174-9, (1994)

The intention of the study was to demonstrate that a chemical dosimeter on the basis of fluorescing acids is able to measure ionizing radiation much more sensitively than the Fricke dosimeter.As detec...