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3,4'-Oxydiphthalic Anhydride - >98.0%, high purity , CAS No.50662-95-8

COA

Grade & Purity:

≥98%

Cas Number: 50662-95-8
Molecular Weight: 310.22
PubChem CID: 14574292
PubChem SID: 504767672

In stock

Item Number

O160012

Grouped product items
SKU	Size	Availability	Price
O160012-1g	1g	3	$15.90
O160012-5g	5g	3	$68.90
O160012-25g	25g	1	$178.90

View related series

carboxylic acid (2098) Polymer / polymer reagent (675)

Basic Description

Synonyms	O0384 \| SCHEMBL263838 \| 4-[(1,3-Dihydro-1,3-dioxo-5-isobenzofuranyl)oxy]-1,3-isobenzofurandione;3,4'-Oxydiphthalic Anhydride \| 3,4'-OxydiphthalicAnhydride \| 4-((1,3-Dioxo-1,3-dihydroisobenzo[b]furan-5-yl)oxy)isobenzo[b]furan-1,3-dione \| AS-72795 \| 2,3,3',
Specifications & Purity	≥98%
Storage Temp	Store at 2-8°C,Argon charged
Shipped In	Wet ice This product requires cold chain shipping. Ground and other economy services are not available.

Taxonomic Classification

Taxonomy Tree

Kingdom Organic compounds
- Superclass Organoheterocyclic compounds
  - Class Benzofurans
    - Subclass Benzofuranones

Kingdom	Organic compounds
Superclass	Organoheterocyclic compounds
Class	Benzofurans
Subclass	Benzofuranones
Intermediate Tree Nodes	Not available
Direct Parent	Phthalic anhydrides
Alternative Parents	Diarylethers Isobenzofuranones Phenol ethers Carboxylic acid anhydrides Oxacyclic compounds Organic oxides Hydrocarbon derivatives
Molecular Framework	Aromatic heteropolycyclic compounds
Substituents	Diaryl ether - Phthalic_anhydride - Phthalic anhydride - Isobenzofuranone - Isocoumaran - Phenol ether - Benzenoid - Carboxylic acid anhydride - Oxacycle - Ether - Carboxylic acid derivative - Hydrocarbon derivative - Organic oxide - Organooxygen compound - Organic oxygen compound - Aromatic heteropolycyclic compound
Description	This compound belongs to the class of organic compounds known as phthalic anhydrides. These are compounds containing a phthalic anhydride moiety (or a derivative thereof), which consists of a benzene fused to a furan-1,3-dione.
External Descriptors	Not available
1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61. DOI: 10.1186/s13321-016-0174-y

Names and Identifiers

Pubchem Sid	504767672
Pubchem Sid Url	https://pubchem.ncbi.nlm.nih.gov/substance/504767672
IUPAC Name	4-[(1,3-dioxo-2-benzofuran-5-yl)oxy]-2-benzofuran-1,3-dione
INCHI	InChI=1S/C16H6O7/c17-13-8-5-4-7(6-10(8)15(19)22-13)21-11-3-1-2-9-12(11)16(20)23-14(9)18/h1-6H
InChIKey	OPVHOFITDJSMOD-UHFFFAOYSA-N
Smiles	C1=CC2=C(C(=C1)OC3=CC4=C(C=C3)C(=O)OC4=O)C(=O)OC2=O
Isomeric SMILES	C1=CC2=C(C(=C1)OC3=CC4=C(C=C3)C(=O)OC4=O)C(=O)OC2=O
Molecular Weight	310.22
Reaxy-Rn	11529230
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=11529230&ln=

Certificates（CoA,COO,BSE/TSE and Analysis Chart)

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Analytical Chart:

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4 results found

Lot Number	Certificate Type	Date	Item
I2104353	Certificate of Analysis	Jun 10, 2025	O160012
I2104380	Certificate of Analysis	Jun 10, 2025	O160012
C2404355	Certificate of Analysis	Feb 04, 2024	O160012
C2404358	Certificate of Analysis	Feb 04, 2024	O160012

Chemical and Physical Properties

Sensitivity	air sensitive ；heat sensitive
Melt Point(°C)	180℃
Molecular Weight	310.210 g/mol
XLogP3	2.200
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	7
Rotatable Bond Count	2
Exact Mass	310.011 Da
Monoisotopic Mass	310.011 Da
Topological Polar Surface Area	96.000 Å²
Heavy Atom Count	23
Formal Charge	0
Complexity	583.000
Isotope Atom Count	0
Defined Atom Stereocenter Count	0
Undefined Atom Stereocenter Count	0
Defined Bond Stereocenter Count	0
Undefined Bond Stereocenter Count	0
The total count of all stereochemical bonds	0
Covalently-Bonded Unit Count	1

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