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Name |
Bis-(3-phthalyl anhydride) ether |
EINECS | 412-830-4 |
CAS No. | 1823-59-2 | Density | 1.665 g/cm3 |
PSA | 95.97000 | LogP | 2.10010 |
Solubility | N/A | Melting Point |
225-229 °C(lit.) |
Formula | C16H6O7 | Boiling Point | 577.7 °C at 760 mmHg |
Molecular Weight | 310.219 | Flash Point | 260.7 °C |
Transport Information | N/A | Appearance | off-white to white powder |
Safety | 61 | Risk Codes | 52/53 |
Molecular Structure | Hazard Symbols | R52/53:; | |
Synonyms |
Phthalicanhydride, 4,4'-oxydi- (7CI,8CI);3,3',4,4'-Diphenyl ether tetracarboxylic aciddianhydride;3,3',4,4'-Diphenyl oxidetetracarboxylic dianhydride;3,3',4,4'-Tetracarboxydiphenyl ether dianhydride;4,4'-Oxydiphthalicacid dianhydride;4,4'-Oxydiphthalic dianhydride;ODPA-M; |
Article Data | 22 |
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide; toluene at 110℃; for 6h; | 98.1% |
Conditions | Yield |
---|---|
In toluene; acetonitrile at 130℃; for 8h; | 97.9% |
Conditions | Yield |
---|---|
In 5,5-dimethyl-1,3-cyclohexadiene; dimethyl sulfoxide at 120℃; for 8h; | 97.8% |
Conditions | Yield |
---|---|
With 2,6-bis[(2,2,6,6-tetramethylpiperidin-1-yl)methyl]phenylboronic acid In propyl cyanide for 12h; Reflux; | 90% |
In water at 120℃; Purification / work up; | |
In 1,2-dichloro-benzene at 200℃; Product distribution / selectivity; Heating / reflux; | |
at 120 - 220℃; for 24h; | |
at 210 - 230℃; |
Conditions | Yield |
---|---|
With potassium carbonate; hexaethylguanidinium chloride In water; 1,2-dichloro-benzene for 3.5h; Heating / reflux; | 85% |
With potassium carbonate; sodium nitrite In N,N-dimethyl acetamide; toluene at 162 - 170℃; for 5h; | 85% |
Stage #1: 4-chlorophthalic anhydride With monopotassium carbonate; tetraphenylphosphonium bromide; potassium hydrogencarbonate In 2,4-dichlorotoluene for 7.5h; Heating / reflux; Nitrogen atmosphere; Stage #2: Conversion of starting material; Heating / reflux; | 82% |
triphenyl phosphite
4-chlorophthalic anhydride
4,4'-oxydiphthalic dianhydride
Conditions | Yield |
---|---|
With potassium carbonate | 71.5% |
4-chlorophthalic anhydride
tetraphenylphosphonium bromide
1,2,4-Trichlorobenzene
4,4'-oxydiphthalic dianhydride
Conditions | Yield |
---|---|
With potassium carbonate | 61% |
4-chlorophthalic anhydride
tetraphenylphosphonium bromide
1,2,4-Trichlorobenzene
4,4'-oxydiphthalic dianhydride
Conditions | Yield |
---|---|
With potassium carbonate | 56% |
4-nitrophthalic anhydride
4-(4-methyl-1-piperidinyl)pyridine
4,4'-oxydiphthalic dianhydride
Conditions | Yield |
---|---|
51% |
4-chlorophthalic anhydride
tetraphenylphosphonium bromide
1,2,4-Trichlorobenzene
4,4'-oxydiphthalic dianhydride
Conditions | Yield |
---|---|
With potassium carbonate | 24% |
The Molecular Structure of 1,3-Isobenzofurandione, 5,5'-oxybis- (CAS NO.1823-59-2):
Empirical Formula: C16H6O7
Molecular Weight: 310.2146
IUPAC: 5-[(1,3-dioxo-2-benzofuran-5-yl)oxy]-2-benzofuran-1,3-dione
Product Categories: Industrial/Fine Chemicals;Aromatic Tetracarboxylic Dianhydrides (for High-Performance Polymer Research);Diphenyl Ethers (for High-Performance Polymer Research);Functional Materials;Reagent for High-Performance Polymer Research;Anhydride Monomers;Monomers;Polymer Science
Appearance: off-white to white powder
Nominal Mass: 310 Da
Average Mass: 310.2146 Da
Monoisotopic Mass: 310.011353 Da
Index of Refraction: 1.694
Molar Refractivity: 71.55 cm3
Molar Volume: 186.2 cm3
Surface Tension: 77.8 dyne/cm
Density: 1.665 g/cm3
Flash Point: 260.7 °C
Enthalpy of Vaporization: 86.47 kJ/mol
Boiling Point: 577.7 °C at 760 mmHg
Vapour Pressure: 2.41E-13 mmHg at 25°C
InChI
InChI=1/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
O=C1OC(=O)c2ccc(cc12)Oc1cc2c(cc1)C(=O)OC2=O
1,3-Isobenzofurandione, 5,5'-oxybis- (CAS NO.1823-59-2) is used as composite materials, foam, adhesives, molded parts, films,and also used for producing polyimide resin.
Risk Statements: 52/53
R52/53:Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment
Safety Statements: 61
S61: Avoid release to the environment.
WGK Germany: 2
1,3-Isobenzofurandione, 5,5'-oxybis- (CAS NO.1823-59-2) is also called as 4,4'-Oxydiphthalic dianhydride ; 5,5’-Oxybis-3-isobenzofurandione ; Oxydiphthalicanhydride ; 4-4'-Oxydiphthalic acid anhydride ; 4,4'-Oxydiphthalic anhydride ; Bis-(3-phthalyl anhydride) ether ; Odpa;4,4'-Oxydiphthalic Acid .