Copovidone (Poly(1-vinylpyrrolidone-co-vinyl acetate))

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£364.00

SKU:: 444999
Molekulargewicht:: 50000
Reinheit:: Purified
Lagerbedingungen:: RT
Hersteller:: United States Biological
CAS Number:: 25086-89-9
Format:: White to off-white solid
Weitere Details:: Copovidone is a water-soluble polymer used to improve the uptake and drug loading of various pharmaceutical agents, including contraceptive patches. Mole ratio of VP:VA: ∼1.3:1 Transition Temp: Tg 64°C Density: 1.27g/mL at 25°C (lit.) Molecular Formula: C11H15NO2 Molecular Weight: ~50,000 (GPC vs. polyethylene oxide) Infrared Spectrum: Conforms to Structure K-Value (c = 1%, Ethanol): As reported Moisture (KF): As reported Vinyl Acetate (as is, GC): As reported Vinyl Pyrrolidone (as is, GC): As reported Nitrogen (Solids Basis): As reported Solubility: Water (Slightly) Storage and Stability: Store at RT.