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ChemicalBook > Product Catalogue >Chemical Reagents >Organic reagents >Ethers >4,4'-Oxydiphthalic anhydride

4,4'-Oxydiphthalic anhydride

4,4'-Oxydiphthalic anhydride Structure
  • ₹6200 - ₹16064.3
  • Product name: 4,4'-Oxydiphthalic anhydride
  • CAS: 1823-59-2
  • MF: C16H6O7
  • MW: 310.21
  • EINECS:412-830-4
  • MDL Number:MFCD00039144
  • Synonyms:4,4'-Oxydiphthalic Anhydride (purified by subliMation);4,4 '-diphenylether twoanhydride;1,3-Isobenzofurandione, 5,5'-oxybis-;Bis-(3-phthalyl anhydride) ether SynonyMs 4,4'-Oxydiphthalic anhydride;4,4''-Oxybisdiphthalic a;5,5'-oxybis(2-benzofuran-1,3-dione);4,4'-Oxydiphthalic dianhydride;5,5’-oxybis-3-isobenzofurandione
4 prices
Selected condition:

Brand

  • TCI Chemicals (India)
  • Sigma-Aldrich(India)

Package

  • 5G
  • 25G
  • 100G
  • ManufacturerTCI Chemicals (India)
  • Product numberO0423
  • Product description4,4'-Oxydiphthalic Anhydride (purified by sublimation)
  • Packaging5G
  • Price₹6200
  • Updated2022-05-26
  • Buy
  • ManufacturerTCI Chemicals (India)
  • Product numberO0237
  • Product description4,4'-Oxydiphthalic Anhydride
  • Packaging25G
  • Price₹8900
  • Updated2022-05-26
  • Buy
  • ManufacturerTCI Chemicals (India)
  • Product numberO0237
  • Product description4,4'-Oxydiphthalic Anhydride
  • Packaging100G
  • Price₹16000
  • Updated2022-05-26
  • Buy
  • ManufacturerSigma-Aldrich(India)
  • Product number524492
  • Product description4,4′-Oxydiphthalic anhydride 97%
  • Packaging25G
  • Price₹16064.3
  • Updated2022-06-14
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
TCI Chemicals (India) O0423 4,4'-Oxydiphthalic Anhydride (purified by sublimation) 5G ₹6200 2022-05-26 Buy
TCI Chemicals (India) O0237 4,4'-Oxydiphthalic Anhydride 25G ₹8900 2022-05-26 Buy
TCI Chemicals (India) O0237 4,4'-Oxydiphthalic Anhydride 100G ₹16000 2022-05-26 Buy
Sigma-Aldrich(India) 524492 4,4′-Oxydiphthalic anhydride 97% 25G ₹16064.3 2022-06-14 Buy

Properties

Melting point :225-229 °C(lit.)
Boiling point :410.39°C (rough estimate)
Density :1.4942 (rough estimate)
refractive index :1.6380 (estimate)
storage temp. :Inert atmosphere,Room Temperature
solubility :very slightly in Toluene,Acetone
form :powder to crystal
color :White to Light yellow to Light orange
InChI :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
InChIKey :QQGYZOYWNCKGEK-UHFFFAOYSA-N
SMILES :O(C1C=CC2C(=O)OC(=O)C=2C=1)C1C=CC2C(=O)OC(=O)C=2C=1
CAS DataBase Reference :1823-59-2(CAS DataBase Reference)
NIST Chemistry Reference :Bis-(3-phthalyl anhydride) ether(1823-59-2)
EPA Substance Registry System :1,3-Isobenzofurandione, 5,5'-oxybis- (1823-59-2)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H412 Harmful to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 3 P273, P501
Precautionary statements:
P273 Avoid release to the environment.

Description

4,4'-Oxydiphthalic anhydride/ODPA(CAS:1823-59-2) is a solid, melts in the range of 225-229 °C and was first introduced in the mid-1980s, offering a greater degree of flexibility than other commercial dianhydrides. It also is somewhat less reactive than BTDA.  ODPA has largely been used in polyimides and much less so in epoxies. It imparts special performance properties in free films and in FCCL production for high-end personal electronic devices.

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