3,3',4,4'-Benzophen...

3,3',4,4'-Benzophenonetetracarboxylic dianhydride

3,3',4,4'-Benzophenonetetracarboxylic dianhydride

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1 Gram

FOB Price: USD 1.0000

  • Min.Order :1 Gram
  • Purity: 99%
  • Payment Terms : L/C,T/T,

Keywords

3,3',4,4'-Benzophenonetetracarboxylic dianhydride high purity 3,3',4,4'-Benzophenonetetracarboxylic dianhydride factory supply 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Quick Details

  • Appearance:white crystall powder
  • Application:Used in a base-free iridium-catalyzed direct alkylation of active methylene compounds with alcohols.1
  • PackAge:as you requested
  • ProductionCapacity:10|Kilogram|Day
  • Storage:room temperature
  • Transportation:by courier

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Details:

Product Name: 3,3',4,4'-Benzophenonetetracarboxylic dianhydride
Synonyms: 1,3-Isobenzofurandione, 5,5'-carbonylbis-;3,3',4,4'-Benzophenonetetracarboxylic acid dianhydride;3,3',4,4'-Tetracarboxybenzophenone dianhydride;3,3’,4,4’-benzophenonetetracarboxylicaciddianhydride;3-Isobenzofurandione,5,5’-carbonylbis-1;4,4'-Carbonylbis[phthalic anhydride];4,4'-Diphthalic anhydride ketone;5,5’-carbonylbis-3-isobenzofurandione
CAS: 2421-28-5
MF: C17H6O7
MW: 322.23
EINECS: 219-348-1
Product Categories: pharmacetical;Aromatic Tetracarboxylic Dianhydrides (for High-Performance Polymer Research);Benzophenones (for High-Performance Polymer Research);Functional Materials;Reagent for High-Performance Polymer Research;fine chemicals, specialty chemicals, intermediates, electronic chemical, organic synthesis, pharmaceutical intermediates;fine chemicals, specialty chemicals, intermediates, electronic chemical, organic synthesis, functional materials
Mol File: 2421-28-5.mol
3,3',4,4'-Benzophenonetetracarboxylic dianhydride Structure
 
3,3',4,4'-Benzophenonetetracarboxylic dianhydride Chemical Properties
Melting point  218-222 °C(lit.)
Boiling point  320°C 5mm
density  1,57 g/cm3
vapor density  1.4 (vs air)
vapor pressure  <0.1 mm Hg ( 0 °C)
Fp  324 °C
solubility  DMF: 0.1 g/mL, clear
form  Needles or Crystalline Powder
color  Off-white to brown
explosive limit 16%
Water Solubility  REACTS
Sensitive  Moisture Sensitive
λmax 580nm(CH3CN)(lit.)
Sublimation  220-230 ºC
BRN  761777
NIST Chemistry Reference Bis-(3-phthalyl anhydride) ketone(2421-28-5)
EPA Substance Registry System 1,3-Isobenzofurandione, 5,5'-carbonylbis-(2421-28-5)
 
Safety Information
Hazard Codes  Xi
Risk Statements  36/37
Safety Statements  25
WGK Germany  1
F  21
TSCA  Yes
HS Code  29183000
MSDS Information
Provider Language
BTDA English
ACROS English
SigmaAldrich English
ALFA English
 
3,3',4,4'-Benzophenonetetracarboxylic dianhydride Usage And Synthesis
Chemical Properties white crystall powder
Uses BTDA is important monomer of polyimide, and used for production of polyimide material. The material has high temperature resistance, low temperature resistance, corrosion resistance, radiation resistance, insulation, shock resistance, excellent performance. Can be made into structure parts, laminates, films, adhesives, coatings, insulation materials and reinforcing material, etc., can be widely used in the field of aerospace, electrical / electronics, shipbuilding, automobile, precision machinery.
Uses Used in the synthesis of polyimides.

 

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