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Products center-->> Others >> chlorfluazuron

chlorfluazuron

 

95%tech, 5%ec,

Insecticide

benzoylurea

 

NOMENCLATURE

Common name chlorfluazuron (BSI, draft E-ISO, (m) draft F-ISO)

IUPAC name 1-[3,5-dichloro-4-(3-chloro-5-trifluoromethyl-2-pyridyloxy)phenyl]-3-(2,6-difluorobenzoyl)urea 

Chemical Abstracts name N-[[[3,5-dichloro-4-[[3-chloro-5-(trifluoromethyl)-2-pyridinyl]oxy]phenyl]amino]carbonyl]-2,6-difluorobenzamide 

CAS RN [71422-67-8]  Development codes IKI-7899 (Ishihara Sangyo); CGA 112 913 (Ciba-Geigy); PP145 (ICI); UC 64 644 (Rhône-Poulenc) 

 

PHYSICAL CHEMISTRY

Composition Tech. is ³94.0%.  Mol. wt. 540.7  M.f. C20H9Cl3F5N3O3  Form White crystals.  M.p. 226.5 ºC (decomp.)  V.p. <1 ´ 10-5 mPa (20 ºC)  KOW logP = 5.8 (unionised)  Henry <5.41 ´ 10-4 Pa m3 mol-1  S.g./density 1.663 (20 C)  Solubility In water <0.01 mg/l (20 ºC). In hexane <0.01, n-octanol 1, xylene 2.5, methanol 2.5, toluene 6.6, isopropanol 7, dichloromethane 22, acetone 55, cyclohexanone 110 (all in g/l, 20 ºC).  Stability Stable to heat and light, and to hydrolysis.  pKa 8.10, v. weak acid  F.p. 224.0-224.5 C (OECD 102) 

 

APPLICATIONS

Biochemistry Chitin synthesis inhibitor (R. Neumann & W. Guyer, Proc. 10th Int. Congr. Plant Prot., 1983, 1, 445).  Mode of action Insect growth regulator which acts as an anti-moulting agent, leading to death of the larvae and pupae.  Uses Control of Heliothis, Spodoptera, Bemisia tabaci and other chewing insects on cotton; and Plutella, Thrips and other chewing insects on vegetables. Also used on fruit, potatoes, ornamentals and tea. Applied at 2.5 g/hl.  Formulation types EC; SC; UL.

 

CERTIFICATE OF ANALYS:

product name

chlorfluazuron 95% tc

chlorfluazuron 5% ec

appearance

 

pale brown liquid

a.i.content

95.6%

5.15%

moisture

0.1%

0.3%

acidity

0.1%

 

ph value

 

5.3

emulsion stability

 

qualified

 

Shenzhen Agroland Chemicals Co.,Ltd.
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