Molecular Formula | C8Cl4N2 |
Molar Mass | 265.91 |
Density | d425 1.7 |
Melting Point | 250-251° |
Boling Point | bp760 350° |
Flash Point | 2°C |
Water Solubility | 0.6-1.2 mg l-1 (25 °C) |
Solubility | Chloroform, DMSO |
Vapor Presure | 7.6 x 10-5 Pa (25 °C) |
Appearance | White crystalline powder |
Color | White |
Exposure Limit | An experimental carcinogen. |
Merck | 14,2166 |
BRN | 1978326 |
Storage Condition | 0-6°C |
Refractive Index | 1.632 |
MDL | MFCD00045594 |
Physical and Chemical Properties | Pure white crystals, no smell. m. P. 250-251 °c, B. P. 350 °c, vapor pressure 1.33Pa (40 °c). 25 ° C solubility: benzene 42g/kg, toluene 70g/kg, xylene 80g/kg, dimethylformamide 40g/kg, cyclohexanol 30g/kg, dimethyl sulfoxide 20g/kg, acetone 2g/kg, kerosene 1g/kg, water 0.6 mg/kg. Industrial purity> 98%, slightly stimulating odor. Normal temperature and general acid, alkali, UV stability, not resistant to strong alkali, non-corrosive. |
Use | Is a broad-spectrum, high efficiency, low toxicity fungicides, used for crop disease control |
Risk Codes | R26 - Very Toxic by inhalation R37 - Irritating to the respiratory system R40 - Limited evidence of a carcinogenic effect R41 - Risk of serious damage to eyes R43 - May cause sensitization by skin contact R50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R36 - Irritating to the eyes R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R11 - Highly Flammable |
Safety Description | S28 - After contact with skin, wash immediately with plenty of soap-suds. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S60 - This material and its container must be disposed of as hazardous waste. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. S36/37 - Wear suitable protective clothing and gloves. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S16 - Keep away from sources of ignition. |
UN IDs | 3276 |
WGK Germany | 3 |
RTECS | NT2600000 |
HS Code | 29269090 |
Hazard Class | 6.1(a) |
Packing Group | I |
Toxicity | LD50 orally in rats: >10.0 g/kg (Turner) |
Reference Show more | 1. Zhang Qinghua, Lu Zhi, Zhang Xiaoyang, et al. Bioinformatics Analysis and Functional Analysis of MDR Gene of Eucalyptus scorticaria [J]. Journal of Fujian Agriculture and Forestry University: Natural Science Edition, 2019, 048(001):88-96. 2. Pan Jialiang, Yao Hanwen, Geng Zheng, et al. Synergistic Effect of Matrine on Fungicide Against Pecan Dry Rot [J]. Journal of Northeast Forestry University, 2018, 46(001):101-104. 3. Hu, Shunli, et al. "Degradation of chlorothalonil via thiolation and nitrile hydration by marine strains isolated from the surface seawater of the Northwestern Pacific." International Biodeterioration & Biodegradation 154 (2020): 105049.https://doi.org/10. 4. [IF = 4.32] Shunli Hu et al. "Degradation of chlorothalonil via thiolation and nitrile hydration by marine strains isolated from the surface seawater of the Northwestern Pacific." Int Biodeter Biodegr. 2020 Oct;154:105049 |
pure product is white crystal, no smell I Industrial products slightly stimulate the smell. Solubility at 25 ° C: xylene 8 g/kg, dimethylformamide 3g/kg, cycloethanol 3g/kg, dimethyl sulfoxide 2g/kg, acetone 2g/kg, kerosene lg/kg, water 0.6mg/kg. It is stable in both alkaline and acidic aqueous solutions as well as in exposure to ultraviolet light. Not resistant to strong alkali, non-corrosive.
isophthalic acid and thionyl chloride to produce isophthaloyl chloride, and then chlorination in the presence of iron catalyst to produce tetrachloro-isophthaloyl chloride, ammonia ammoniation to obtain tetrachloro-isophthalamide; And then in the presence of phosphorus oxychloride, chlorothalonil was available for dehydration. Or with M-xylene by ammonia oxidation of 1,3-= cyano benzene, and then chlorination of chlorothalonil, can also be m-xylene first chlorination of 1,3-= methyl 2,4,5,6 A four chlorobenzene, and then after ammonia oxidation of baiyinqing.
is a broad-spectrum fungicide with high efficiency and low toxicity, and has a preventive effect on a variety of crop fungal diseases. The efficacy was stable and the residual effect was long. Can be used for wheat, rice, vegetables, fruit trees, peanuts, tea and other crops, can control Wheat scab, tomato early blight, late blight, leaf mildew, spot blight, melon downy mildew, anthracnose, etc, it can also be used for peach brown rot, scab disease, tea anthracnose, Tea Cake disease, net cake disease, peanut leaf spot disease, rubber canker disease, cabbage downy mildew, black spot disease, grape anthracnose disease, eggplant gray mold disease, orange scab disease.
rat oral LD50>lOOOOmg/kg, mouse oral LD50 3700mg/kg; Rabbit percutaneous LD50> lOOOmg/kg; Rat inhalation LCso>4. 7mg/L(lh). It has a strong stimulating effect on the conjunctiva and cornea of rabbit eyes. No carcinogenic, teratogenic and mutagenic effects were found in animal experiments. Rainbow trout LC50 0. 205mg/L, catfish 0.430mg/L, carp 0. 1~0.5mg/L, 0.380mg/L, small wild duck oral LC50>20500mg/kg, quail 5200mg/kg. It is safe for silkworm and bee.