Trimellitic acid

Modify Date: 2025-08-27 18:22:59

Trimellitic acid Structure
Trimellitic acid structure
Common Name Trimellitic acid
CAS Number 528-44-9 Molecular Weight 210.140
Density 1.7±0.1 g/cm3 Boiling Point 505.5±45.0 °C at 760 mmHg
Molecular Formula C9H6O6 Melting Point 229-231 °C (dec.)(lit.)
MSDS Chinese USA Flash Point 273.6±25.2 °C
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name trimellitic acid
Synonym More Synonyms

 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)

 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
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

 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%

 Articles12

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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...

 Synonyms

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
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