Hot Products

Basic Information

Post buying leads

Suppliers

Cas Database

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

Bis-(3-phthalyl anhydride) ether 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%

: 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%

: 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%

Bis-(3-phthalyl anhydride) ether Chemical Properties

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

Bis-(3-phthalyl anhydride) ether 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.

Bis-(3-phthalyl anhydride) ether 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

Bis-(3-phthalyl anhydride) ether 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 .

Post a RFQ

Cas No.:

Product Name:

Quantity:

Email:

Company name:

Valid Period:

Detailed Requirements:

Enter 15 to 2000 letters.Word count: 0 letters

Attach files(File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB)

What can I do for you?
Get Best Price

Get Best Price for 1823-59-2