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1,2,4-Benzenetricarboxylic anhydride 552-30-7 99%
Trimellitic Anhydride Chemical Properties
Melting point 163-166 °C (lit.)
Boiling point 390 °C
density 1.54
vapor density 6.6 (vs air)
vapor pressure <0.01 mm Hg ( 20 °C)
refractive index 1.4717 (estimate)
Fp 227 °C
storage temp. Store below +30°C.
solubility 24.4g/l (decomposition)
form Flakes
pka 3.11±0.20(Predicted)
color White to off-white
PH 2 (21g/l, H2O, 20℃)
explosive limit 1-7%(V)
Water Solubility DECOMPOSES
Sensitive Moisture Sensitive
Merck 14,9703
BRN 9394
Stability: Stable. Moisture sensitive.
InChIKey SRPWOOOHEPICQU-UHFFFAOYSA-N
CAS DataBase Reference 552-30-7(CAS DataBase Reference)
NIST Chemistry Reference Trimellitic anhydride(552-30-7)
EPA Substance Registry System Trimellitic anhydride (552-30-7)
Trimellitic Anhydride Basic information
Product Name: Trimellitic Anhydride
Synonyms: 1,2,4-Benzenetricarboxylic acid anhydride;1,2,4-Benzenetricarboxylic acid anhydride-1,2;1,2,4-Benzenetricarboxylic acid, cyclic 1,2-anhydride;1,2,4-benzenetricarboxylicacid,cyclic1,2-anhydride;1,2,4-benzenetricarboxylicacidanhydride;1,3-dihydro-1,3-dixoxo-5-isobenzofurancarboxylic acid;benzene-1,2,4-tricarboxylic acid 1,2-anhydride trimellitic anhydride;BENZENE-1,3,4-TRICARBOXYLICANHYDRIDE
CAS: 552-30-7
MF: C9H4O5
MW: 192.13
EINECS: 209-008-0
Mol File: 552-30-7.mol
Safety Information
Hazard Codes Xn
Risk Statements 37-41-42/43
Safety Statements 22-26-36/37/39
WGK Germany 1
RTECS DC2050000
F 10-21
TSCA Yes
HS Code 29173980
Hazardous Substances Data 552-30-7(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: > 2730 mg/kg LD50 dermal Rabbit 23000 mg/kg
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