Teflubenzuron CAS 83121-18-0

CAS:83121-18-0

Molecular Formula:C14H6Cl2F4N2O2

Molecular Luj:381.11 Nws

EINECS:617-441-5

Synonyms:3,5-dichloro-2,4-difluorophenyl) 3-(2,6-difluorobenzoyl); Terflurone? TEFLUBENZURON PESTANAL, 250; TELFUBENZURON; CME-134-01Nsc367306? Teflubenzuron 250mg [83121-18-0]; Teubenzuron; SIB 522

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Khoom cim npe

Teflubenzuron CAS 83121-18-0 yog dab tsi?

Teflubenzuron yog chitin synthesis inhibitor siv los ua tshuaj tua kab. Teflubenzuron yog tshuaj lom rau Candida albicans. Teflubenzuron yog siv lead ua dawb. m. 223-225 ℃ (raw khoom 222.5 ℃), vapor siab 0.8 × 10-9Pa (20 ℃), txheeb ze ntom ntom 1.68 (20 ℃). ruaj khov nyob rau hauv chav tsev kub, nrog ib tug hydrolysis ib nrab-lub neej ntawm 5 hnub (pH 7) thiab 4 teev (pH 9) ntawm 50 ℃, thiab ib nrab-lub neej ntawm 2-6 lub lis piam hauv av.

Specification

Yam khoom	Specification
Vapor siab	8 x 10 -7 mPa (20 ° C)
Qhov ntom	1.646 ± 0.06 g / cm3 (Kev kwv yees)
Melting point	221-224 °
SOLUBLE	0.019 mg l-1 (23 ° C)
Acidity coefficient (pKa)	8.16 ± 0.46 (Tshaj tawm)
Cia tej yam kev mob	0-6 ° C

Daim ntawv thov

Teflubenzuron feem ntau yog siv rau zaub, txiv hmab txiv ntoo, paj rwb, tshuaj yej thiab lwm yam dej num, xws li tshuaj tsuag nrog 5% emulsifiable concentrate 2000 ~ 4000 lub sij hawm ntawm cov kua rau lub cabbage kab ntsig thiab pob zeb diamondback npauj los ntawm lub ncov qe hatching theem mus rau lub ncov theem. 1st ~ 2nd instar larvae. Plutella xylostella, Spodoptera exigua thiab Spodoptera litura uas resistant rau organophosphorus thiab pyrethroid yuav tsum tau txau nrog 5% emulsifiable concentrate 1500 ~ 3000 zaug ntawm cov kua los ntawm lub ncov qe incubation theem mus rau lub ncov theem ntawm 1-2 instar larvae.