| abstract |
A preparation comprising a chlorogenic acid crystal form, wherein the crystal form is orthorhombic, the space group is P2 1 2 1 2 1 , and the unit cell parameters are a = 7.7291 (2) Å, b = 10.9808 (2) Å, c = 36.5334 (7) Å, α = β = γ = 90.00 °, a Z = 8, the volume of the unit cell is a 3100.65 (11) Å 3 . The content of the chlorogenic acid crystal form in the preparation is 10 to 5000 mg / g. The preparation is beneficial for bioavailability and can be used for treatment of immune system diseases such as tumors and psoriasis, antioxidant, liver protection and galling, cardiovascular disease treatment, and antiviral drugs. |