Basic Info.
Product Description
Cartap
common name: cartap
iupac name: s,s'-(2-dimethylaminotrimethylene) bis(thiocarbamate)
chemical abstracts name: s,s'-[2-(dimethylamino)-1,3-propanediyl] dicarbamothioate
cas rn: [15263-53-3]
cartap hydrochloride
common name: cartap hydrochloride
cas rn: [15263-52-2] cartap monohydrochloride; [22042-59-7] cartap, unspecified hydrochloride
physical chemistry
cartap
mol. wt.: 237.3; m.f.: c7h15n3o2s2
cartap hydrochloride
mol. wt.: 273.8; m.f.: c7h16cln3o2s2; form: colourless crystalline, slightly hygroscopic solid with slight odour. m.p.: 179-181 ºc (decomp.) v.p.: negligible; solubility: in water c. 200 g/l (25 ºc). very slightly soluble in methanol and ethanol. insoluble in acetone, diethyl ether, ethyl acetate, chloroform, benzene, and hexane. stability: stable in acidic conditions, but hydrolysed in neutral or alkaline media.
applications
biochemistry: analogue or propesticide of the natural toxin nereistoxin. nicotinergic acetylcholine blocker, causing paralysis by blocking cholinergic transmissions in the central nervous systems of insects.
mode of action: systemic insecticide with stomach and contact action. insects discontinue feeding, and die of starvation.
cartap hydrochloride
uses: cartap hydrochloride is used, at c. 0.4-1.0 kg/ha, for control of chewing and sucking insects (particularly lepidoptera and coleoptera), at almost all stages of development, on many crops, including rice (chilo suppressalis, cnaphalocrocis medinalis, lissorhoptrus oryzophilus and rice-leaf beetle), potatoes, cabbage and other vegetables (agromyzidae, leptinotarsa decemlineata and plutella xylostella); also on soya beans, peanuts, sunflowers, maize, sugar beet, wheat, pearl barley, pome fruit, stone fruit, citrus fruit, vines, chestnuts, ginger, tea, cotton, and sugar cane.
phytotoxicity: may be phytotoxic to cotton, tobacco, and apples, under certain soil and climatic conditions.
formulation types: dp; gr; sp.
compatibility: not compatible with pesticides which are alkaline.
mammalian toxicology
cartap hydrochloride
oral: acute oral ld50 for male rats 345, female rats 325, male mice 150, female mice 154 mg/kg.
skin and eye: acute percutaneous ld50 for mice >1000 mg/kg; no irritation to skin or eyes in rabbits.
inhalation: lc50 (6 h) for rats >0.54 mg/l.
noel: (2 y) for rats 10 mg/kg b.w. daily; (1.5 y) for mice 20 mg/kg b.w. daily.
toxicity class: who (a.i.) ii; epa (formulation) ii
ec hazard xn; r21/22
ecotoxicology
cartap hydrochloride
fish: lc50 for carp 1.6 mg/l (24 h) and 1.0 mg/l (48 h).
other aquatic spp.: lc50 (24 h) for moina macrocopa 12.5-25 mg/l.
bees: moderately toxic to honeybees.
environmental fate
animals: in rats, the carbonyl carbon is hydrolysed, and the sulfur oxidised, with n-demethylation of thiomethyl derivatives. no accumulation occurs in tissues. rapidly excreted in the urine.
soil/environment: dt50 in soil c. 3 d.
Company Profile
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Business Type: |
Insecticides:
acetamiprid,alpha-cypermethrin, aluminium phosphide, azamethiphos, beta-cyfluthrin, bifenthrin, bioallethrin, carbaryl, carbofuran, carbosulfan, cartap, chlorpyrifos, cyfluthrin, d-allethrin, d-cyphenothrin, deltamethrin, dichlorvos, diethyl |
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Comapany: |
Shanghai skyblue chemical co., ltd. |
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Address: |
Rm 15a02, changhang mansion, no.800, zhangyang road, pudong, shanghai, 200122, china |
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City: |
Shanghai |
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Zip/Postal: |
200122 |
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State: |
Shanghai |
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Country: |
China |
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