cartap
98%tech, 50%wp,
Insecticide
2-dimethylaminopropane-1,3-dithiol
NOMENCLATURE
cartap
Common name cartap (BSI, E-ISO, (m) F-ISO, JMAF)
IUPAC name S,S'-(2-dimethylaminotrimethylene) bis(thiocarbamate)
Chemical Abstracts name S,S'-[2-(dimethylamino)-1,3-propanediyl] dicarbamothioate
CAS RN [15263-53-3] Development codes TI-1258 (Takeda)
cartap hydrochloride
Common name cartap hydrochloride
CAS RN [15263-52-2] cartap monohydrochloride; [22042-59-7] cartap, unspecified hydrochloride EEC no. 239-309-2
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.
|
product name |
cartap 98% tc |
cartap 50% sp |
|
appearance |
|
off-white loose powder |
|
a.i.content |
98.1% |
50.2% |
|
moisture |
0.8% |
0.5% |
|
ph value |
3.5 |
4.5 |
|
dissolving time(s) |
|
90s |
|
wet sieve test(44um) |
|
99% |
