Chemical Name: Sodium 2-chloro-6-[(4,6-dimethoxy-2-pyrimidinyl)thio]benzoate

Formula: C₁₃H₁₀ClN₂NaO₄S

Molecular Weight: 348.74

CAS No.: 123343-16-8

Appearance: slight yellow crystals.

Melting Point: 233-234°C.

Flash point: 234°C.

Decomposition: 234°C

Vapour Pressure: 4.8×10^-6mPa(20°C).

Stability: Soluble in water 705g/L (PH=7)

Specification: 90%TC, 28%SC, 5%WDG

Uses: pyrithiobac-sodium is used as herbicide to control annual and perennial broad-leaf weeds in cotton field.