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552-30-7 - 1,2,4-Benzenetricarboxylic anhydride, 97% - 4-Carboxyphthalic anhydride - Trimellitic anhydride - B23003 - Alfa Aesar

B23003 1,2,4-Benzenetricarboxylic anhydride, 97%

Codice CAS
552-30-7
Sinonimi
4-Carboxyphthalic anhydride
Trimellitic anhydride

Dimensioni Prezzo ($) Quantità Disponibilità
250g 20,60
1kg 52,90
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1,2,4-Benzenetricarboxylic anhydride, 97%

MDL
MFCD00005925
EINECS
209-008-0

Proprietà chimiche

Formula
C9H4O5
Peso formula
192.13
Punto di fusione
165-169°
Punto di ebollizione
240-245°/14mm
Punto di infiammabilità
227°(440°F)
Densità
1.540
Sensibilità
Moisture Sensitive
Solubilità
Hydrolyzes in water. Soluble in ethanol, acetone, and most other organic solvents.

Applicazioni

1,2,4-Benzenetricarboxylic anhydride is used to produce good heat-proof, weather-proof and solvent-proof trimellitate plasticizers, to synthesize polyester resins, curing agent of epoxy resins, heat-proof insulated laminas, heat-proof varnishes, stabilizers, dyestuffs, pigments, surfactants. TMA can also be used as accelerant for vulcanization, treating agent of fiber and flocculant of film. It has wide application to high class aerooil, impregnating oil for power capacitors, adhesives for granules, instant adhesives, sizing agents, antismoke agents, dyestuffs, printing inks, medicines and farm chemicals.

Note

Moisture sensitive. Store under inert gas. Incompatible with oxidizing agents, bases, water/ moisture.

Letteratura

V. Arjunan; Arushma Raja, S. Subramanian; S. Mohan. Vibrational, electronic and quantum chemical studies of 1,2,4-benzenetricarboxylic-1,2-anhydride. Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 2013, 110 141-150.

Ling Li; Lei Feng; Qinbo Wang and Xi Li. Solubility of 1,2,4-Benzenetricarboxylic Acid in Acetic Acid + Water Solvent Mixtures. J. Chem. Eng. Data. 2008, 53, (1), 298-300.

Rischio GHS e dichiarazioni precauzionali

Dichiarazioni di rischio (UE): H334-H317-H318-H335

May cause allergy or asthma symptoms or breathing difficulties if inhaled. May cause an allergic skin reaction. Causes serious eye damage. May cause respiratory irritation.

Dichiarazioni precauzionali: P285-P261-P280-P305+P351+P338-P304+P340-P310-P342+P311-P312-P405-P501a

In case of inadequate ventilation wear respiratory protection. Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Immediately call a POISON CENTER or doctor/physician. If experiencing respiratory symptoms: Call a POISON CENTER or doctor/physician. Call a POISON CENTER or doctor/physician if you feel unwell. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Altri riferimenti

Merck
14,9703
Beilstein
9394
Codice tariffe armonizzato
2917.39
TSCA
Yes
RTECS
DC2050000

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