524492
4,4′-Oxydiphthalic anhydride
97%
Synonym(s):
3,3′,4,4′-Diphenyl ether tetracarboxylic acid dianhydride, 3,3′,4,4′-Diphenyl ether tetracarboxylic dianhydride, 3,3′,4,4′-Diphenyl oxide tetracarboxylic dianhydride, 5,5′-Oxybis[1,3-isobenzofurandione]
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About This Item
Empirical Formula (Hill Notation):
C16H6O7
CAS Number:
Molecular Weight:
310.21
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12162002
EC Number:
412-830-4
MDL number:
Product Name
4,4′-Oxydiphthalic anhydride, 97%
InChI key
QQGYZOYWNCKGEK-UHFFFAOYSA-N
InChI
1S/C16H6O7/c17-13-9-3-1-7(5-11(9)15(19)22-13)21-8-2-4-10-12(6-8)16(20)23-14(10)18/h1-6H
SMILES string
O=C1OC(=O)c2cc(Oc3ccc4C(=O)OC(=O)c4c3)ccc12
assay
97%
mp
225-229 °C (lit.)
Quality Level
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Peng-Yang Huang et al.
Nanomaterials (Basel, Switzerland), 10(1) (2020-01-02)
This study investigated films with remarkably high electrical conductivity after they were easily prepared from organic/inorganic nanohybrid solutions containing an organic polymeric dispersant and two-dimensional nanoscale silicate platelets as the inorganic stabilizer dispersed with silver nanoparticles. Transmission electron microscopy shows
Meng-Ge Huangfu et al.
Polymers, 11(6) (2019-06-05)
Protection of intrinsically brittle quartz chromatographic columns (CCs) from breakage or property deterioration in gas chromatography (GC) analysis has become an important research topic regarding high-temperature GC techniques. Polyimide (PI) has proved to be the most suitable protective coating for
An Yang et al.
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The aim of the study was to evaluate the effect of modifying polymethyl methacrylate (PMMA) denture base material with polyimide (PI) on its flexural property and biocompatibility. Low molecular weight (1,500 g/mol) PI was synthesized and small amount of PI
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