Here is the information about Cyromazine 80% WP based on the search results, presented in English:

Cyromazine 80% WP (Wettable Powder)

Molecular Formula & Properties

• Chemical Name: Cyromazine

• CAS No.: 66215-27-8

• Molecular Formula: C₆H₁₀N₆

• Molecular Weight: 166.18 g/mol

• Appearance: White crystalline powder

• Melting Point: 220–227°C

• Solubility:

• Water: 11,000 mg/L (pH 7.5, 20°C)

• Soluble in DMSO, methanol

• Stability: Stable under normal conditions but hydrolyzes under extreme pH or UV light, forming melamine 159.

Function & Mode of Action

Cyromazine is an insect growth regulator (IGR) that disrupts the molting and pupation stages of insects, particularly Diptera (flies). It inhibits chitin and cuticle protein synthesis, leading to deformed larvae and preventing adult emergence 159.

Target Pests & Crops

• Primary Targets:

• Leafminers (e.g., Liriomyza spp.)

• Flies (e.g., houseflies, blowflies)

• Effective Crops:

• Vegetables (beans, tomatoes, cucumbers, peppers)

• Leafy greens (lettuce, celery)

• Root crops (potatoes, onions)

• Ornamentals 246.

Efficacy & Advantages

• Long-lasting control: Soil application provides up to 8 weeks of protection.

• Systemic action: Absorbed by roots and translocated to leaves.

• Low toxicity: Safe for plants and non-target organisms (e.g., bees, mammals) 169.