3,3',4,4'-Benzophenonetetracarboxylic dianhydride
| Price | Get Latest Price |
| Package | 25kg |
| Min. Order: | 1kg |
| Supply Ability: | 20 tons |
| Update Time: | 2025-06-20 |
Product Details
| Product Name: 3,3',4,4'-Benzophenonetetracarboxylic dianhydride | CAS No.: 2421-28-5 |
| EC-No.: 219-348-1 | Min. Order: 1kg |
| Purity: 99% | Supply Ability: 20 tons |
| Release date: 2025/06/20 |
English name: 3,3',4,4'-Benzophenonetetracarboxylic dianhydride
Molecular Formula: C17H6O7
Molecular Weight: 322.22500
Exact Mass: 322.01100
PSA: 103.81000
LOGP: 1.53880
Physicochemical properties
Appearance and properties: odorless light yellow powder solid
Density: 1,57 g/cm3
Boiling point: 320 °C 5mm
Melting point: 218-222 °C (lit.)
Flash point: 324 °C
Refractive index: 1.699
Water solubility: reactive
Stability: Stable under normal temperatures and pressures. May decompose on exposure to moist air or water.
Storage conditions: Store in a tightly closed container. Store protected from moisture. Store under nitrogen. Store in a cool, dry area away from incompatible substances.
Vapor density: 1.4 (vs air)
Vapor pressure: 3.25E-16mmHg at 25°C
Company Profile Introduction
Hebei Yanxi Chemical Co. LTD., mainly produce the Carbomer940/980/u21 and lead acetate and lead oxide, lead stearate, lead salt, at the same time operating organic intermediates, surfactants, Food additive,inorganic salt, plant extracts, cosmetics raw material, etc., through long-term development, hebei said bush chemical co., LTD. In hebei province has become a collection of r &d, production, sales in the integration of high-tech enterprises.
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