444999
Copovidone (Poly(1-vinylpyrrolidone-co-vinyl acetate))
Size
£364.00
- SKU:
- 444999
- Molecular Weight:
- 50000
- Purity:
- Purified
- Storage Conditions:
- RT
- Supplier:
- United States Biological
- CAS Number:
- 25086-89-9
- Format:
- White to off-white solid
- Extra 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.
- Shipping Conditions:
- Ambient