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benfluralin

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Origin: China

Cas No: 1861-40-1

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

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CAS No.: 1861-40-1 Formula: C13H16F3N3O4 Molecular Weight: 335.27900

Description

Benfluralin is an herbicide of the dinitroaniline class. It is used to control grasses and other weeds. Annual use in the United States was approximately 700,000 pounds in 2004.
The mechanism of action of benfluralin involves inhibition of root and shoot development.

Basic Info

Chemical Name	benfluralin
Synonyms	4-trifluoromethyl-2,6-dinitro-N-ethyl-N-n-butyl aniline; N-butyl-N-ethyl-2,6-dinitro-4-(trifluoromethyl)aniline; Benfluraline; Benefex; N-butyl-N-ethyl-2,6-dinitro-4-(trifluoromethyl)benzenamine; benefin; Balan; Binnell; Benalan; N-butyl-N-ethyl-α,α,α-trifluoro-2,6-dinitro-p-toluidine; N-n-butyl-N-ethyl-2,6-dinitro-4-trifluoromethylaniline; Bethrodine; N-ethyl-N-n-butyl-4-trifluoromethyl-2,6-dinitroaniline; Benephin; Banafine;
CAS No.	1861-40-1
Molecular Formula	C13H16F3N3O4
Molecular Weight	335.27900
PSA	94.88000
LogP	5.19460

Properties

Appearance & Physical State	yellow-orange solid
Density	1.337 g/cm3
Boiling Point	369.1ºC at 760 mmHg
Melting Point	65 - 67ºC
Flash Point	177ºC
Refractive Index	1.527
Stability	Shelf life of the emulsifiable concentrates is more than two yr. Decomposed by UV light.
Storage Condition	0-6ºC
Vapor Pressure	1.21E-05mmHg at 25°C

Safety Info

RTECS	XU4550000
Safety Statements	S22-S24/25-S60-S61
HS Code	2921430032
RIDADR	UN 3077
Risk Statements	R50/53
Hazard Codes	N

Synthesis Route

1,3-Dinitro-2-chloro-5-trifluoromethylbenzene+Ethylbutylamine→benfluralin

GC Analysis

Column type	Active phase	Temperature (°C)	Retention Index (I)	Temperature Control Method
Capillary	DB-1	-	1672.	temperature ramp
Capillary	DB-5	-	1704.	temperature ramp
Capillary	HP-5	-	1670.	custom temperature program
Capillary	DB-5MS	-	1672.	custom temperature program
Capillary	SLB-5MS	-	1676.	temperature ramp

Toxicity

Exposure Route	Type of Test	Species Observed	Dose/Duration	Toxic Effects
Oral	LD50 - Lethal dose, 50 percent kill	Rodent - rat	10 gm/kg	1.Details of toxic effects not reported other than lethal dose value
Oral	LD50 - Lethal dose, 50 percent kill	Rodent - mouse	5 gm/kg	1.Details of toxic effects not reported other than lethal dose value
Oral	LD50 - Lethal dose, 50 percent kill	Mammal - dog	>2 gm/kg	1.Details of toxic effects not reported other than lethal dose value