METHYL N-(3,4-DICHLOROPHENYL)CARBAMATE
SWEP
CAS: 1918-18-9
Molecular Formula: C8H7Cl2NO2
METHYL N-(3,4-DICHLOROPHENYL)CARBAMATE - Names and Identifiers
| Name | SWEP |
| Synonyms | MCC SWEP nia2,995 nia2995j Swep emulsion METHYL N-(3,4-DICHLOROPHENYL)CARBAMATE 3,4-Dichlorocarbanilic acid methyl ester (3,4-dichlorophenyl)-carbamicacimethylester |
| CAS | 1918-18-9 |
METHYL N-(3,4-DICHLOROPHENYL)CARBAMATE - Physico-chemical Properties
| Molecular Formula | C8H7Cl2NO2 |
| Molar Mass | 220.05 |
| Density | 1.2748 (rough estimate) |
| Melting Point | 112-114℃ |
| Boling Point | 252.3±30.0 °C(Predicted) |
| Appearance | neat |
| BRN | 2805600 |
| pKa | 12.32±0.70(Predicted) |
| Storage Condition | 0-6°C |
| Refractive Index | 1.5500 (estimate) |
| Physical and Chemical Properties | The pure product is a white crystalline solid. M. p.112 ~ 114 ℃. Solubility at room temperature: acetone 46%, dimethylformamide 64%, diisobutanone 19.2%, isophorone 33.5%, soluble in xylene, insoluble in water, kerosene, chloroform. It is stable to acid, alkali and heat, and is easy to decompose in soil. The original drug is brown crystal, m.p.95 ~ 102 ℃. |
METHYL N-(3,4-DICHLOROPHENYL)CARBAMATE - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | 22 - Harmful if swallowed |
| WGK Germany | 1 |
| RTECS | FD8750000 |
METHYL N-(3,4-DICHLOROPHENYL)CARBAMATE - References
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| toxicity | rat acute oral LD50550mg/kg, rabbit acute percutaneous LD50>2480mg/kg. No irritation to the skin and eyes. Low toxicity to fish. |
| Use | selective herbicide. It has the function of internal inhalation and contact killing. Before or after Bud Bud early use, soil effective period of 2~8 weeks, dry field 4 weeks. Mainly used for rice, corn, wheat, soybean, sugar beet, peanut, cotton and other crop fields, control of annual grass weeds and some broad-leaved weeds, such as humulus scandens, Ma Tang, Meigan, trifoliate and quinoa, plantain, etc. Dosage of 37.5~100g active ingredient/, the agent in the daily average temperature is lower than 18 degrees Celsius, the use of easy to occur, and the efficacy is low. it can be used before Bud and after Bud to control annual weeds in rice and large seed legumes |
| production method | preparation method-using benzene as a solvent, 3, 4-dichloroaniline and methyl chloroformate were reacted to prepare Dipyridamole. Preparation Method 2: 3,4-dichlorophenyl isocyanate was added with methanol to prepare benomyl. |
| category | pesticide |
| toxicity grade | poisoning |
| Acute toxicity | oral-rat LD50: 522 mg/kg |
| flammability hazard characteristics | toxic nitrogen oxides and chloride gases from combustion |
| storage and transportation characteristics | The warehouse is ventilated and dried at low temperature; It is stored and transported separately from food raw materials |
| extinguishing agent | dry powder, foam, sand |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-09 21:04:16
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Product Name: Chlorotoluron Impurity 14 Visit Supplier Webpage Request for quotationCAS: 1918-18-9
Tel: 0714-3999186
Email: 2853786052@qq.com
Mobile: 86+15671228036
QQ: 2853786052
Wechat: 15671228036
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