Chemical name: 3-[(1RS,3RS;1RS,3SR)-3-(4′-bromobiphenyl-4-yl)-1,2,3,4-tetrahydro-1-naphthyl]-4-hydroxycoumarin
CAS no.: 56073-10-0

Structural formula:

Molecular formula: C₃₁H₂₃BrO₃
Physical & chemical property:
Physical State: White powder
Melting point: 228-232°C
Density: 1.42 (25°C)
Solubility: In water 0.24mg/l (20°C), In acetone 20, chloroform 3, benzene <6 (all in mg/l 20°C)
Stability: Thermally (up to 50°C) and photolytically (30d in direct sunlight) stable. Degraded by u.v. light when in solution.
Specification: 95% TC, 2.5% powder, 0.5% powder, 0.005% bait
Uses: Controls most rodent pests.