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Monochloroacetone
一、Product status
1、Product name and chemical formula
The product name is monochloroacetone.
Molecular formula of copper chloride:C3H5C10
Molecular structure of monochloroacetone:CH3COCH2CL
Molecular weight of chloroacetone:92.52
2、Chemical nature
It is transparent, colorless to pale yellow and tear gas liquid with irritating gas.
Monochloroacetone has a melting point of -44.5°C, a boiling point of 119-120°C, a relative density (water = 1) 1.16 and water. This product is slightly soluble in water and easily soluble in organic solvents such as ethanol, ether, and chloroform.
Monochloroacetone is still a flammable product with a flash point of 7°C. It may cause burning if it comes in contact with high heat, open flames or oxidants.
3、toxicity
Monochloroacetone is flammable, toxic, and has strong tearing properties.
Chloroacetone decomposes under the action of sunlight to generate a very strong tear gas, which is a kind of tear gas. If swallowed and contact with skin, it will be toxic if inhaled.
二、Use and performance
Copper chloropropane is used as an insecticide, tear gas, and it is also used to make medicines.
Copper monochloride is mainly used to manufacture painkillers and synthesize cephalosporin drugs
Copper chloropropyl used as carbamate insecticides, insecticides based on phosphorothioate and phenyliminoaminothiazoline
Copper chlorprom is used for the quinolone drugs ~, the pesticide fungicide dimethyl furfuryl anilide and dimethyl furfuryl cyclohexyl amide, the dye Disperse Yellow 54 and Disperse Yellow 64.
Copper chloropropyl is also used for the production of organic silane unsaturated hydrocarbon monomers and the synthesis of perfume carboxylic acid acetone esters, etc.
The performance of the monochloroacetone produced by our company is excellent, and its quality indicator is as follows:
project |
Quality Index |
experimental method |
|||
High content |
Low content |
||||
Exterior |
Colorless or light yellow liquid |
Visual inspection |
|||
The content of monochloroacetone%≥ |
99 |
98 |
80 |
Gas chromatography (hydrogen flame) measurement |
|
Dichloroacetone content%≤ |
0.3 |
0.5 |
5 |
Gas chromatography (hydrogen flame) measurement |
1. The physical and chemical constants of substances GB 61601
CAS number 78-95-5
Chinese name One chloroacetone
English name Cholroacetone
ternative name Chloroacetone
Molecular formula C3H5ClO; ClCH2COCH3 Appearance and properties Colorless liquid, with strong pungent odor and tearing
Molecular weight 92.52 Vapor pressure 1.33kPa Flash point: 7.0℃
Melting point -44.5℃ Boiling point: 120℃ Solubility It can be mixed with alcohol, ether and chloroform, soluble in 10 parts of water
density Relative density 1.16 (liquid); 3.2 (gas) Stability Stable
Hazard Mark 14 (drugs) Main purpose: Used as insecticide, tear gas, and also used to make medicine, etc.
2. Impact on the environment
1. Health hazards
Invasion route: inhalation, ingestion, transdermal absorption.
Health hazards: This product decomposes under the action of sunlight to generate a gas with strong tear gas. It is a kind of tear gas agent, which can be poisoned by mistake or inhalation.
2. Toxicological information and environmental behavior
Acute toxicity: LD50100mg/kg (rat oral); 140mg/kg (rabbit skin); LC50262ppm, 1 hour (rat inhalation)
Dangerous characteristics: flammable. In case of high heat, open flame or contact with oxidant, it will cause the danger of burning. Decomposes by high heat and emits corrosive and irritating smoke. In case of high heat, the internal pressure of the container will increase and there is a danger of cracking and explosion.
Combustion (decomposition) products: carbon monoxide, carbon dioxide, hydrogen chloride, phosgene.
3. On-site emergency monitoring method
Direct water sample gas chromatography
4. Laboratory monitoring methods
gas chromatography
Gas Chromatographic Analysis of Chloroacetone—(Begunov, GA; SEmenikhina, AS; Shumilov-karabutov, IS; Rudnev, GK; Migaichuk, IV; Khaskin, IG), "Ж.анал.хим.", 1982, 37, No12 ,2235~2238 (Russian) "Abstracts of Analytical Chemistry", 1984.9
5. Environmental standards
6. Emergency treatment methods
1. Leakage disposal
Evacuate personnel from the contaminated area to a safe area, prohibit irrelevant personnel from entering the contaminated area, and cut off the source of fire. Emergency handlers wear self-contained breathing apparatus and protective clothing recommended by the manufacturer (complete isolation). Do not directly touch the leakage, and stop the leakage under safe conditions. Spray water to reduce evaporation. Mix and absorb with sand or other non-combustible adsorbents, collect them in dry, clean and covered containers, and transport them to waste disposal sites for disposal. It can also be washed with a lot of water, and the diluted lotion is put into the waste water system. If there is a large amount of leakage, use the embankment to contain it, then collect, transfer, recycle or dispose of it after harmless treatment.
2. Protective measures
Strictly closed, providing sufficient local exhaust and comprehensive exhaust. You should wear a gas mask when you may be exposed to its vapor. In high-concentration environments, you should wear self-contained breathing apparatus, chemical safety glasses, polyethylene film anti-virus suits, and protective gloves. Smoking, eating and drinking are strictly prohibited at the work site. After work, take a shower and change clothes and pay attention to personal hygiene.
3. First aid measures
Skin contact, remove contaminated clothing, rinse thoroughly with running water. In case of eye contact, immediately open the upper and lower eyelids and rinse with running water for 15 minutes. Inhalers, quickly leave the scene to a place with fresh air. Give oxygen when breathing is difficult. Once breathing stops, begin CPR immediately. If you take it by mistake, drink enough warm water to induce vomiting and seek medical attention.
Extinguishing methods: water mist, foam, carbon dioxide, dry powder, sandy soil.
7. Production method
Acetone is pre-heated and vaporized, and then sent to the reactor according to a certain ratio with chlorine for reaction, cooling, distillation, collecting 118~119 fractions, the product by-product HCll is absorbed by water spray, and the by-product hydrochloric acid.
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BOHAI CHEMICAL CO.,LTD.
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Add: Hengde Industrial Park, Gucheng County, Hebei Province, China
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