CAS No.1823-59-2,1,3-Isobenzofurandione, 5,5'-oxybis- Suppliers,MSDS download

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Basic Information

Molecular Structure:
CAS No.:	1823-59-2
Name:	1,3-Isobenzofurandione, 5,5'-oxybis-
Article Data:	22
Cas Database

Formula:	C₁₆H₆O₇
Molecular Weight:	310.219
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;
EINECS:	412-830-4
Density:	1.665 g/cm³
Melting Point:	225-229 °C(lit.)
Boiling Point:	577.7 °C at 760 mmHg
Flash Point:	260.7 °C
Solubility:	N/A
Appearance:	off-white to white powder
Hazard Symbols:	R52/53:;
Risk Codes:	52/53
Safety:	61
Transport Information:	N/A
PSA:	95.97000
LogP:	2.10010

Synthetic route

: 118-45-6
4-chlorophthalic anhydride

: C8H3O4(1-)*Na(1+)

: 1823-59-2
4,4'-oxydiphthalic dianhydride

Conditions

Conditions	Yield
In N,N-dimethyl-formamide; toluene at 110℃; for 6h;	98.1%

: 28418-89-5
4-iodophthalic anhydride

: C8H3O4(1-)*Na(1+)

: 1823-59-2
4,4'-oxydiphthalic dianhydride

Conditions

Conditions	Yield
In toluene; acetonitrile at 130℃; for 8h;	97.9%

: 319-03-9
4-fluorophthalic anhydride

: C8H3O4(1-)*K(1+)

: 1823-59-2
4,4'-oxydiphthalic dianhydride

Conditions

Conditions	Yield
In 5,5-dimethyl-1,3-cyclohexadiene; dimethyl sulfoxide at 120℃; for 8h;	97.8%

: 7717-76-2
4,4'-oxydiphthalic acid

: 1823-59-2
4,4'-oxydiphthalic dianhydride

Conditions

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℃;

: 118-45-6
4-chlorophthalic anhydride

: 1823-59-2
4,4'-oxydiphthalic dianhydride

Conditions

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%

: 101-02-0
triphenyl phosphite

: 118-45-6
4-chlorophthalic anhydride

: 1823-59-2
4,4'-oxydiphthalic dianhydride

Conditions

Conditions	Yield
With potassium carbonate	71.5%

: 118-45-6
4-chlorophthalic anhydride

: 4-(3-nitrobenzoyl)oxyphthalic anhydride

: 2751-90-8
tetraphenylphosphonium bromide

: 120-82-1
1,2,4-Trichlorobenzene

: 1823-59-2
4,4'-oxydiphthalic dianhydride

Conditions

Conditions	Yield
With potassium carbonate	61%

...Expand

: 118-45-6
4-chlorophthalic anhydride

: 4-benzoyloxyphthalic anhydride

: 2751-90-8
tetraphenylphosphonium bromide

: 120-82-1
1,2,4-Trichlorobenzene

: 1823-59-2
4,4'-oxydiphthalic dianhydride

Conditions

Conditions	Yield
With potassium carbonate	56%

...Expand

: 5466-84-2
4-nitrophthalic anhydride

: 80965-30-6
4-(4-methyl-1-piperidinyl)pyridine

: 1823-59-2
4,4'-oxydiphthalic dianhydride

Conditions

Conditions	Yield
	51%

: 118-45-6
4-chlorophthalic anhydride

: 4-(4-methylbenzoyl)oxyphthalic anhydride

: 2751-90-8
tetraphenylphosphonium bromide

: 120-82-1
1,2,4-Trichlorobenzene

: 1823-59-2
4,4'-oxydiphthalic dianhydride

Conditions

Conditions	Yield
With potassium carbonate	24%

...Expand

Raw Materials

50-79-3

101-02-0

118-91-2

19398-61-9

5466-84-2

50-30-6

99-94-5

120-82-1

Downstream Products

7717-76-2

89-20-3

Total:137 Page 1 of 4 1 2 3 4 Next>>

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Chemistry

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

Uses

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.

Safety Profile

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

Specification

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 .