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1,2,4-Benzenetricarboxylic anhydride_Molecular_structure_CAS_552-30-7)
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1,2,4-Benzenetricarboxylic anhydride

Catalog No. B4600 Name Sigma Aldrich
CAS Number 552-30-7 Website http://www.sigmaaldrich.com
M. F. C9H4O5 Telephone 1-800-521-8956
M. W. 192.12506 Fax
Purity 97% Email
Storage Chembase ID: 108528

SYNONYMS

Title
偏苯三酸酐
IUPAC name
1,3-dioxo-1,3-dihydro-2-benzofuran-5-carboxylic acid
IUPAC Traditional name
trimellitic anhydride
Synonyms
偏苯三酸酐
苯-1,2,4-三羧酸酐
Benzene-1,2,4-tricarboxylic anhydride
Trimellitic anhydride

DATABASE IDS

Beilstein Number 9394
MDL Number MFCD00005925
CAS Number 552-30-7
EC Number 209-008-0
PubChem SID 24891792

PROPERTIES

Empirical Formula (Hill Notation) C9H4O5
Purity 97%
Flash Point 227 °C
Flash Point 440.6 °F
Melting Point 163-166 °C(lit.)
Vapor Density 6.6 (vs air)
Vapor Pressure <0.01 mmHg ( 20 °C)
Explode Limits 7 %
GHS Pictograms GHS05
GHS Pictograms GHS07
GHS Pictograms GHS08
GHS Signal Word Danger
GHS Hazard statements H317-H318-H334-H335
European Hazard Symbols Harmful Harmful (Xn)
MSDS Link Download
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Faceshields, Gloves
GHS Precautionary statements P261-P280-P305 + P351 + P338-P342 + P311
Risk Statements 37-41-42/43
RTECS DC2050000
Safety Statements 22-26-36/37/39
German water hazard class 1

DETAILS

Description (English)
Packaging
1 kg in poly bottle
25, 500 g in poly bottle
Description (简体中文)
包装
1 kg in poly bottle
25, 500 g in poly bottle

REFERENCES