Dianhydrides

• Chemical Structure: 

• Molecular Formula: C₁₆H₈O₃
• Molecular Weight: 248.23
• CAS Number: 119389-05-8
• Purity:  >99%
• Comments:  Ultra low metals content
• Catalog Number: A01
• Synonyms:  4(2-Phenylethynyl)phthalic anhydride

• 5 g	$79
  25 g	$265
  100 g	$695
  > 500 g	Ask for a Quote

   

2.  Name: 3,3',4,4'-Biphenyltetracarboxylic acid dianhydride; BPDA

• Chemical Structure: 
• Molecular Formula: C₁₆H₆O₆
• Molecular Weight: 294.22
• CAS Number: 2420-87-3
Purity:  >99%
Comments:  Ultra low metals content
Catalog Number: A02
Synonyms:  4,4'-Biphthalic anhydride; Diphenyl-3,3',4,4'-tetracarboxylic dianhydride

• 100 g	$98
  500 g	$195
  1 kg	$295
  > 1 kg	Ask for a Quote

   

3.  Name: 2,3,3',4'-Biphenyltetracarboxylic acid dianhydride; a-BPDA; aBPDA

• Chemical Structure: 
• Molecular Formula: C₁₆H₆O₆
• Molecular Weight: 294.22
• CAS Number: 36978-41-3
• Purity:  >99%
• Comments:  Ultra low metals content
• Catalog Number: A03
• Synonyms:  Diphenyl-2,3,3',4'-tetracarboxylic dianhydride

• 10 g	$110
  100 g	$750
  500 g	$2500
  > 500 g	Ask for a Quote

4.  Name: 4,4'-Hexafluoroisopropylidenebisphthalic dianhydride; 6FDA

• Chemical Structure: 
• Molecular Formula: C₁₉H₆F₆O₆
• Molecular Weight: 444.24
• CAS Number: 1107-00-2
• Purity:  >99%
• Comments:  Ultra low metals content
• Catalog Number: A04
• Synonyms:  2,2-Bis(3,4-dicarboxyphenyl)-1,1,1,3,3,3-hexafluoro propane dianhydride

• 25 g	$58
  100 g	$180
  500 g	$550
  1 kg	$990
  > 1 kg	Ask for a Quote

5.  Name: Pyromellitic Dianhydride; PMDA

• Chemical Structure: 
• Molecular Formula: C₁₀H₂O₆
• Molecular Weight: 218.12
• CAS Number : 89-32-7
• Purity:  >99%
• Comments:  Ultra low metals content
• Catalog Number: A05
• Synonyms:  1,2,4,5-Benzenetetracarboxylic dianhydridge
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