Chemical Name: 4,6-dimethyl-N-phenyl-2-pyrimidinamine
Formula: C12H13N3
Molecular Weight: 199.2
CAS No.: 53112-28-0
Appearance: white crystalline powder.
Melting Point: 93.3°C
Vapour Pressure: 2.2 mPa at 25°C.
Stability: In water 0.121 g/L at 20°C. in acetone 389 g/l, ethyl acetate 617 g/l, methanol 176 g/l, methylene chloride 1000 g/l, n -hexane 23.7 g/l, toluene 412 g/l.
Toxicity: Oral LD50 (Rat):4,150-6,000 mg/kg. Dermal LD50 (Rabbit) >5,000 mg/kg. Inhatation LC50: (4h) 1.98 mg/l
Specification: 95%TC, 98%TC, 40%WP, 40%SC, 80%WDG.
Uses: pyrimethanil is prevent and cure gray mold in grape, strawberry, tomato, onion, bean, eggplant etc.