I. Physical and Chemical Properties

English name: Rapamycin, molecular formula: C₅₁H₇₉NO₁₃, molecular weight: 991, CAS No.: 53123-88-9. This product is a white solid crystalline powder with a melting point of 183–185°C. It is soluble in organic solvents such as methanol, ethanol, acetone, and chloroform, very slightly soluble in water, and practically insoluble in ether.

II. Quality Specifications

• Appearance: White or off-white crystalline powder

• Content (HPLC): ≥98%

• Specifications: EP/BP/USP/JP/CP

III. Applications

Immunosuppressant and treatment of Alzheimer's disease.

IV. Packaging Specifications

As per customer requirements.