Chemical name: (4''R)-4''-Deoxy-4''-(methylamino)-avermectin B1 benzoate
CAS no.: 155569-91-8, formerly 137512-74-4 and 179607-18-2

Structural formula:

Molecular formula: C₅₆H₈₁NO₁₅(B1a), C₅₅H₇₉NO₁₅(B1b),
Physical & chemical property:
Physical State: White to off-white powder.
Melting point: 141-146°C
Density: 1.20(23°C)
Solubility: In water 0.024g/l(pH 7, 25°C)
Stability: Stable. Incompatible with strong oxidizing agents
Specification: 80%TC, 90%TC, 1.0%EC, 2.15%EC
Uses: For control of Lepidoptera on vegetables, brassicas and cotton, at up to 16g/ha, and in pine trees, at 5-25g/ha.