Brassinolide
Product name: Brassinolide
Chemical name: (22R, 23R, 24R, )-2a, 3a, 22, 23-tetrahydroxy-24-methyl-B-homo-7-oxa-5a-cholestan-6-one)-lactone
Other name: Brassins, BR, Kayaminori
Empirical formula: C28H46O6
Molecular weight: 480.68
CAS No: 72962-43-7
Structural formula: 
Application: Brassinolide is a plant growth regulator extracted from cole pollens &plant tissue, and apply to plant by sparying. Regulate the growth of plant. Best additive to folliar fertilizers, insecticides, fungicides, herbcides.
Physical & Chemical Properties:
Appearance: off-white to white crystalline powder
Melting point: 274°C
Bulk density: 1.35g/cm3
Solubility: Solubility in water: 5mg/l; Soluble in methanol, ethanol, tetrahydrofuran, acetone and other organic solvents.
Stability: stable at normal storage conditions.
Package: 1kg aluminium foil bag, 25kg fiber drum.