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Home > Products >  3,3',4,4'-Benzophenonetetracarboxylic dianhydride CAS NO 2421-28-5

3,3',4,4'-Benzophenonetetracarboxylic dianhydride CAS NO 2421-28-5 CAS NO.2421-28-5

  • Min.Order: 1 Kilogram
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Keywords

  • 2421-28-5
  • 3,3',4,4'-Benzophenonetetracarboxylic dianhydride
  • 3,3',4,4'-Benzophenonetetracarboxylic dianhydride CAS NO 2421-28-5

Quick Details

  • ProName: 3,3',4,4'-Benzophenonetetracarboxylic ...
  • CasNo: 2421-28-5
  • Molecular Formula: C17H6O7
  • Appearance: White Powder
  • Application: Pharmaceutical intermediates
  • DeliveryTime: 2-4 days after confirming your payment...
  • PackAge: According to customer's requirement
  • Port: Wuhan
  • ProductionCapacity: 20000 Kilogram/Day
  • Purity: 99%
  • Storage: Store in sealed containers at cool & d...
  • Transportation: By DHL, TNT, FedEx, HKEMS, UPS, Etc
  • LimitNum: 1 Kilogram

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3,3',4,4'-Benzophenonetetracarboxylic dianhydride  CAS NO 2421-28-5

Details

 
3,3',4,4'-Benzophenonetetracarboxylic dianhydride Basic information
Product Name: 3,3',4,4'-Benzophenonetetracarboxylic dianhydride
Synonyms: 3-Isobenzofurandione,5,5’-carbonylbis-1;4,4'-Carbonylbis[phthalic anhydride];4,4'-Diphthalic anhydride ketone;5,5’-carbonylbis-3-isobenzofurandione;Benzophenonetetracarboxylic acid anhydride;Benzophenonetetracarboxylic anhydride;NOTAVAILABLE;Phthalic anhydride, 4,4'-carbonyldi-
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)
refractive index  1.6380 (estimate)
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
InChIKey VQVIHDPBMFABCQ-UHFFFAOYSA-N
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
21
Autoignition Temperature 975 °F
TSCA  Yes
HS Code  29183000
 
 
 
3,3',4,4'-Benzophenonetetracarboxylic dianhydride  CAS NO 2421-28-5

 

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