diethylmethylbenzamide yog ib yam tshuaj tua kab uas muaj ntau yam tshuaj uas tua tau ntau yam kab uas tom tau ntau qhov chaw. Nws tua tau cov yoov ntsuab, cov yoov dub, cov yoov dub, cov yoov mos lwj, cov yoov dub, cov yoov dub, cov yoov dub, cov yoov xuab zeb, cov yoov dub, cov yoov ruaj khov, thiab cov kab zuam.

Cov Khoom Siv Tshuaj

Tsis muaj xim rau xim av daj. Muaj ntxhiab tsw qab ntawm txiv qaub. Yuav luag tsis yaj hauv dej, tab sis sib xyaw nrog ethanol, 2-propanol, propylene glycol thiab roj paj rwb. Cov ntsiab lus meta-isomer ntawm cov khoom lag luam yog 85 txog 95%, d24 yog 0.996 txog 0.998, thiab viscosity ntawm 30 ° C yog 13.Chemicalbook 3 centipoise. Tus nqi LD50 qhov ncauj ntawm cov nas dawb txiv neej yog li 2000mg / kg; pub nas nrog pub uas muaj 1% DEET rau 200 hnub tsis muaj kev phiv; cov tshuaj undiluted tuaj yeem ua rau khaus cov ntaub so ntswg, tab sis siv cov tshuaj DEET uas muaj zog ntawm koj lub ntsej muag thiab lub ntsej muag txhua hnub Ntawm caj npab, tsuas yog ua rau khaus me ntsis xwb.

Lub Hom Phiaj:

Ua ib yam tshuaj tua kab, DEET yog cov khoom xyaw tseem ceeb hauv ntau yam tshuaj tua yoov tshaj cum uas khov thiab kua. Nws muaj cov teebmeem tshwj xeeb hauv kev tiv thaiv yoov tshaj cum. Tag nrho peb lub isomers muaj cov teebmeem tua yoov tshaj cum, thiab meta-isomer yog qhov muaj zog tshaj plaws. Kev npaj: 70%, 95% kua.

Txoj kev tsim khoom:

Tau los ntawm cov tshuaj tiv thaiv ntawm m-toluoyl chloride thiab diethylamine. Cov khoom lag luam muaj 5% -15% isomers.

Cov Ntaub Ntawv Tiv Tauj

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