BPDA or biphenyl-tetracarboxylic acid dianhydride is a monomer used in the production of some polyimides.

BPDA
Names
Preferred IUPAC name
[5,5′-Bi-2-benzofuran]-1,1′,3,3′-tetrone
Other names
3,3',4,4′-Biphenyltetracarboxylic dianhydride; 4,4′-Biphthalic dianhydride
Identifiers
3D model (JSmol)
Abbreviations BPDA
ChemSpider
ECHA InfoCard 100.017.585 Edit this at Wikidata
UNII
  • InChI=1S/C16H6O6/c17-13-9-3-1-7(5-11(9)15(19)21-13)8-2-4-10-12(6-8)16(20)22-14(10)18/h1-6H
    Key: WKDNYTOXBCRNPV-UHFFFAOYSA-N
  • InChI=1/C16H6O6/c17-13-9-3-1-7(5-11(9)15(19)21-13)8-2-4-10-12(6-8)16(20)22-14(10)18/h1-6H
    Key: WKDNYTOXBCRNPV-UHFFFAOYAA
  • O=C4OC(=O)c3c4cc(c1ccc2C(=O)OC(=O)c2c1)cc3
Properties
C16H6O6
Molar mass 294.218 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Applications

edit
  • Tape automated bonding (TAB), chip on film (COF), lead lock tape, high density flexible printed circuit (FPC), stiffener for FPC, office automation equipment, flexible solar cells, speaker diaphragms (for mobile phones, plasma televisions and car audio, etc.), heavy electric machinery, office automation equipment, thermal control film for satellites, printed circuit boards, metallic substrates, sheet heating elements, heat resistance wires.

Characteristics

edit
  • Physical, mechanical, electrical, and chemical properties under high-temperature conditions.
  • High tensile strength and modulus, and also features outstanding long-term heat resistance.

Analytics

edit

The chemical shifts in 1H and 13C NMR spectroscopy are given in the literature.[1] The melting point is 299 - 301 °C.[1]

See also

edit

References

edit
  1. ^ a b "An Efficient Synthetic Method for 3,3',4,4'-Biphenyltetracarboxylic Anhydride". Bulletin of the Korean Chemical Society. 30 (9): 2161–2164. doi:10.5012/bkcs.2009.30.9.2161.