4-Nitrophenyl alpha-D-galactopyranoside(CAS: 7493-95-0)

4-Nitrophenyl alpha-D-galactopyranoside is a chemical compound with the CAS number 7493-95-0. It is a glycoside containing a 4-nitrophenyl group and a galactose unit. The molecular formula is C14H16N2O7. It is used in chemical synthesis, particularly in enzyme assays and in the study of glycosidic bond formation.

4-Nitrophenyl alpha-D-galactopyranoside is mainly used as a substrate in enzymatic studies, particularly in the study of glycosidases. It is also used in chemical synthesis for the preparation of glycosides and in analytical chemistry for the identification and quantification of glycosidases.

4-Nitrophenyl alpha-D-galactopyranoside is generally safe when handled with appropriate precautions. However, it is important to wear gloves and protective eyewear to prevent skin and eye contact. It should be stored away from heat and sources of ignition. Ingestion or inhalation should be avoided, and exposure to incompatible materials should be prevented.

4-Nitrophenyl alpha-D-galactopyranoside should be stored at room temperature in a cool, dry place. It should be kept away from direct sunlight and heat sources. The container should be tightly sealed to prevent moisture and light exposure. It is advisable to store it in a well-ventilated area and away from incompatible materials such as strong acids and bases.