What is the composition of carbofuran?
Chemistry. The technical or chemical name of carbofuran is 2,3-dihydro-2,2-dimethyl-7-benzofuranyl methylcarbamate, and its CAS Number is 1563-66-2. It is manufactured by the reaction of methyl isocyanate with 2,3-dihydro-2,2-dimethyl-7-hydroxybenzofuran.
What are the dangers of carbofuran?
* Exposure to Carbofuran can cause weakness, sweating, nausea and vomiting, abdominal pain, and blurred vision. Higher levels can cause muscle twitching, loss of coordination, and may cause breathing to stop. cause cancer in animals.
How is carbofuran manufactured?
The technical or chemical name of carbofuran is 2,3-dihydro-2,2-dimethyl-7-benzofuranyl methylcarbamate and its CAS number is 1563-66-2 and it is manufactured by reaction of methyl isocyanate with 2,3-dihydro-2,2-dimethyl-7-hydroxybenzofuran.
What is the function of carbofuran?
Carbofuran is a pesticide that is widely used to control insects and nematodes on a variety of agricultural crops because of its wide-ranging biological activity and relatively low persistence when compared to organochlorine pesticides (Kuswandi et al., 2008; Pogacnik and Franko, 2003).
What was Furadan used for?
Since 1995 Furadan has been used to illegally kill 76 lions, 15 hyenas, 24 hippos, over 250 vultures, and thousands of other birds in Kenya. These numbers are likely low due to under-reporting, according to Kenya-based conservation organization, Wildlife Direct.
What is the LD50 of carbofuran?
Effects on aquatic organisms: Carbofuran is highly toxic to many fish. The LD50 (96-hour) is 0.38 mg/L in rainbow trout and 0.24 mg/L in bluegill sunfish [10]. The compound has a low potential to accumulate in aquatic organisms.
Is furadan harmful to humans?
Furadan is known to be very toxic to non-target species, and based on its high acute toxicity, its use has been restricted or banned in many countries (Alves et al, 2002, Bakthavathsalam, Reddy, 1985, Goulart et al, 2015, Otieno et al, 2010).
What type of chemical is carbofuran?
Carbofuran is a synthetic carbamate pesticide that is an odorless, white crystalline solid, and exposure occurs by inhalation, ingestion, and contact, and it is an acetylcholinesterase inhibitor, and endocrine disruptor, and a probable reproduction/development intoxicant.
Is Furadan legal?
The Environmental Protection Agency issued a final rule Monday banning the use of the pesticide carbofuran on food crops, saying it poses an unacceptable health risk, especially to children. The insecticide, sold under the brand name Furadan, has been under EPA review for years.
How do I use carbofuran 3G?
Carbofuran 3G applied @ 1.45 kg/8 cent rice nursery in a thin film of water and impound water for 3 days. b) Infurrow application : Granules are applied at the time of sowing in furrows in beds and covered with soil before irrigation. (eg.) Carbofuran 3G applied @ 3 g per meter row for the control of sorghum shootfly.
What is carbofuran 3G?
Carbofuran 3G is a systemic insecticide used for the control of Maize, Sugarcane, Rice stem borers. It kills the pest by its contact & stomach mode of actions.
How do you use Furadan?
AT PLANTING TIME: Use 25 to 30 grams of FURADAN 5% Granules per unit of production (cepa). Apply 16 to 20 grams to the planting hole and 9 to 10 grams to the soil surface (after the hole has been covered). Retreat soil surface with 40 grams at 4 months and again at 8 months after planting.
Is carbofuran a systemic insecticide?
It is a systemic insecticide, which means that the plant absorbs it through the roots, and from there the plant distributes it throughout its organs where insecticidal concentrations are attained. Carbofuran also has contact activity against pests. It is one of the most toxic pesticides still in use.
What is carbofuran used for?
Carbofuran. It is used to control insects in a wide variety of field crops, including potatoes, corn and soybeans. It is a systemic insecticide, which means that the plant absorbs it through the roots, and from here the plant distributes it throughout its organs where insecticidal concentrations are attained.
What happened to carbofuran?
In December of that year, FMC Corp., the sole US manufacturer of carbofuran, announced that it had voluntarily requested that the EPA cancel all but six of the previously allowed uses of that chemical as a pesticide.
Is phenol a carboxylic acid or alcohol?
CARBOFURAN PHENOL, Compounds in this group do not behave as organic alcohols, as one might guess from the presence of a hydroxyl (-OH) group in their structure. Instead, they react as weak organic acids. Phenols and cresols are much weaker as acids than common carboxylic acids (phenol has pKa = 9.88).