4-Aminophenyl b-D-galactopyranoside

Size

£223.00

SKU:: 292411
Molecular Weight:: 271.27
Purity:: ≥90% (1H-NMR)
Storage Conditions:: -20°C
Supplier:: United States Biological
CAS Number:: 5094-33-7
Format:: White to off-white powder
Extra Details:: 4-Aminophenyl β-D-galactopyranoside (PAPG, 4-APG) is used as a substrate for the development of β-galactosidase(s) (GUS)-dependent assay systems via the formation of an electroactive product. It may be used to create affinity matricies for the capture or purification of β-galactosidase(s).[1][2] CAS No: 5094-33-7 Molecular Formula: C12H17NO6 Molecular Weight: 271.27 Appearance: White to off-white powder Purity: ≥90% (1H-NMR) Identity (IR): Conforms to structure Water: ≤5% Solubility (1% dH2O): Water, 50mg/ml. Clear, colorless to yellow. Turbidity: ≤4.0 NTU Storage and Stability: Powder and reconstituted product are stable for 6 months after receipt at -20°C. Reconstitute with sterile ddH2O. Aliquot to avoid repeated freezing and thawing. Store at -20°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Hygroscopic and light sensitive. Store in amber vial.