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Henan Allgreen Chemical Co.,Ltd3,3',4,4'-Benzophenonetetracarboxylic Dianhydride//file1.lookchem.com/cas/reactions/2021/06/08/761777.png

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

Min.Order Quantity:
1 Kilogram
Purity:
98%
Port:
shanghai
Payment Terms:
L/C,D/A,D/P,T/T,

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Product Details

Keywords

  • 2421-28-5
  • 3,3',4,4'-Benzophenonetetracarboxylic Dianhydride
  • C17H6O7

Quick Details

  • ProName: 3,3',4,4'-Benzophenonetetracarboxylic ...
  • CasNo: 2421-28-5
  • Molecular Formula: C17H6O7
  • Appearance: White or off white powder
  • Application: Organic synthesis
  • DeliveryTime: 10day
  • PackAge: According to the demand of customer
  • Port: shanghai
  • ProductionCapacity: 20 Metric Ton/Month
  • Purity: 98%
  • Storage: Sealed, dry, microtherm , avoid light ...
  • Transportation: by air or by sea
  • LimitNum: 1 Kilogram
  • Grade: Industrial Grade,Pharma Grade,Electron...

Superiority

he company has advanced technology, as well as a large number of excellent r & d team, to provide customers from the grams to one hundred kilograms and tons of high-quality products, competitive prices and quality se t rvice

Details

located in zhengdong new district, zhengzhou of henan province, henan allgreen chemical co.,ltd is comprehensive high-tech modern enterprises integrating professional r&d, production and sales. strong technical force, with a long-term professional development team engaging in the fine chemicals, henan allgreen chemical co.,ltd is mainly engaged in development and customized of organic electronic chemical materials, metal catalysts, phosphorus ligands, medical intermediate , chemical reagent and other fine chemical products.we have multifunctional production conditions and could offer high quality products from grams to kilograms and tons. in addition, we absorb new technology actively from colleges and also have established good relations of cooperation with huazhong university of science and technology ,henan institute of engineering and some other well-known domestic enterprises. our products have been exported to japan, south korea, europe, america and other countries and regions, well received by customers.

with sound management system, we've been authorized the import&export qualification by the government and also has passed the “iso 9001-2008 quality management system” certification. we always stand on the quality of product as our life, develop in the direction of customers requirement and aim at creating greater value for customers.innovation and honesty, we will make common development with the masses of customers at home and abroad hand in hand by our best service.

3,3',4,4'-benzophenonetetracarboxylic dianhydride basic information
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
mp 218-222 °c(lit.)
bp 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
water solubility reacts
sensitive moisture sensitive
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
hs code 29183000

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