Min.Order / FOB Price:Get Latest Price
1 Kilogram |
Negotiable |
2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride 3,3',4,4'-Benzophenonetetracarboxylic dianhydride CAS NO 2421-28-5
3,3',4,4'-Benzophenonetetracarboxylic dianhydride CAS NO 2421-28-5
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 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 |
F | 21 |
Autoignition Temperature | 975 °F |
TSCA | Yes |
HS Code | 29183000 |
CAS NO:1078-21-3
CAS NO:86404-04-8
CAS NO:86404-04-8
CAS NO:6609-64-9
CAS NO:6609-64-9
CAS NO:82-35-9
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View