Type
Herbs Standards
CAS NO.
481-74-3
Molecular Formula
C15H10O4
Mol. wt.
254.23
Specification
20 mg/pc
Purity
>= 98%
Store
Refrigerate at 4 °C, seal, and protect from light.
Shelf Life
2 years
Supply
In stock
Use
Used for content determination/identification/pharmacological experiments, etc.
Origin
Rheum palmatum L.
Identification
NMR; MS
Appearances
Yellow crystalline
Melting Point
196-198°C
Solubility
Almost insoluble in water; slightly soluble in cold alcohol; soluble in boiling ethanol; soluble in benzene, chloroform, ethyl ether, glacial acetic acid, and acetone; very slightly soluble in petroleum ether.
Datasheet
Rapid Analysis
Quality Testing
Effective Constituents Analysis
Isolation and Purification
Pharmacological Analysis