30th Floor, Golden Central International Exchange Building, Futian District, Shenzhen
Use category: Herbicide
Content & formulation: Butachlor 600g/L EC, Butachlor 500g/L EC
Common name butachlor (BSI, draft E-ISO, (m) draft F-ISO, ANSI, WSSA, JMAF); no name (France)
IUPAC name N-butoxymethyl-2-chloro-2',6'-diethylacetanilide
Chemical Abstracts name N-(butoxymethyl)-2-chloro-N-(2,6-diethylphenyl)acetamide
CAS RN [23184-66-9]
Composition ³93.5% pure.
Mol. wt. 311.9
Form Light yellow to purple liquid with a faint, sweet odour.
M.p. -2.8 癈 to 1.7 癈
B.p. 156 篊/0.5 mmHg
V.p. 2.4 ´ 10-1 mPa (25 癈)
Henry 3.74 ´ 10-3 Pa m3 mol-1 (calc.)
S.g./density 1.076 (25 篊)
Solubility In water 20 mg/l (20 篊). Soluble in most organic solvents, including diethyl ether, acetone, benzene, ethanol, ethyl acetate, and hexane.
Mode of action
Selective systemic herbicide, absorbed primarily by the germinating shoots, and secondarily by the roots, with translocation throughout the plant, giving higher concentrations in vegetative parts than in reproductive parts.Uses Used pre-emergence for the control of annual grasses and certain broad-leaved weeds in rice, both seeded and transplanted.
Butachlor 400 EW:
Appearance :Reddish emulsion
PH vaue :5-9
Wet sieve test: 98 min
Butachlor 600 EW:
Appearance :Clear, brown liquid
PH vaue :6.87-8.5
Appearance : Light brown liquid
A.I content:92% min