trans-1,3-ジクロロプロペン 化学特性,用途語,生産方法
外観
無色～わずかにうすい黄色, 澄明の液体
溶解性
水に不溶, アルコール, アセトンに易溶。エタノール及びアセトンに極めて溶けやすく、水にほとんど溶けない。
用途
水質試験用標準。
使用上の注意
不活性ガス封入
説明
Trans-1,3-dichloropropene appears as a clear colorless liquid with chloroform odor. Flash point 95 °F. Density 1.225 g/cm3 and insoluble in water. Hence sinks in water. A strong irritant. Used as a soil fumigant. It is used as an intermediate in the manufacture of 3,3-dichloro-1-propene and other pesticides.
化学的特性
colourless liquid
物理的性質
Colorless to pale yellow liquid with a chloroform-like odor. Evaporates quickly when spilled.
使用
The isomer mixture is used as a soil fumigant and a nematocide.
一般的な説明
A clear colorless liquid with chloroform odor . Flash point 95°. Density 1.225 g / cm3 and insoluble in water. Hence sinks in water. A strong irritant. Used as a soil fumigant.
空気と水の反応
Highly flammable. Insoluble in water.
反応プロフィール
trans-1,3-Dichloropropene reacts with aluminum, aluminum alloys, with other active metals and with some metal salts and halogens. Can react vigorously with oxidizing materials. .
火災危険
Flash point data for trans-1,3-Dichloropropene are not available, however literature indicates that trans-1,3-Dichloropropene is flammable.
職業ばく露
Used as a soil fumigant prior to
planting crops, such as cotton, sugar beet, potatoes; used in
combinations with dichloropropanes as a soil fumigant.
Workers engaged in manufacture, formulation and application of this soil fumigant and nematocide.
環境運命予測
Biological. The isomeric mixture showed significant degradation with gradual adaptation
in a static-culture flask-screening test (settled domestic wastewater inoculum) conducted
at 25°C. At concentrations of 5 and 10 mg/L, percent losses after 4 weeks of
incubation were 85 and 84, respectively. Ten days into the incubation study, 7–19% was
lost due to volatilization (Tabak et al., 1981).
Chemical/Physical. Hydrolysis in distilled water at 25°C produced trans-3-chloro-2-
propen-1-ol and hydrochloric acid. The reported half-life for this reaction is only 2 days (Kollig, 1993; Milano et al., 1988). trans-1,3-Dichloropropylene was reported to hydrolyze
to 3-chloro-2-propen-1-ol and can be biologically oxidized to 3-chloropropenoic acid
which is further oxidized to formylacetic acid. Decarboxylation of this compound yields
carbon dioxide (Connors et al., 1990). Chloroacetaldehyde, formyl chloride and chloroacetic
acid were formed from the ozonation of dichloropropylene at approximately 23°C
and 730 mmHg. Chloroacetaldehyde and formyl chloride also formed from the reaction
of dichloropropylene and hydroxyl radicals (Tuazon et al., 1984).
The evaporation half-life of trans-1,3-dichloropropylene (1 mg/L) from water at 25°C
using a shallow-pitch propeller stirrer at 200 rpm at an average depth of 6.5 cm is 24.6
minutes (Dilling, 1977).
Emits chlorinated acids when incinerated. Incomplete combustion may release toxic
phosgene (Sittig, 1985).
輸送方法
UN2047 Dichloropropene, Hazard Class: 3;
Labels: 3-Flammable liquid.
不和合性
Vapor may form explosive mixture
with air. Incompatible with oxidizers (chlorates, nitrates,
peroxides, permanganates, perchlorates, chlorine, bromine,
fluorine, etc.); contact may cause fires or explosions. Keep
away from alkaline materials, strong bases, strong acids,
oxoacids, and epoxides. May accumulate static electrical
charges, and may cause ignition of its vapors. Incompatible
with strong acids; oxidizers, aluminum or magnesium compounds; aliphatic amines; alkanolamines, alkaline materials;
halogens, or corrosives. Note: Epichlorohydrin may be
added as a stabilizer.
廃棄物の処理
Incineration, preferably
after mixing with another combustible fuel. Care must be
exercised to assure complete combustion to prevent the
formation of phosgene. An acid scrubber is necessary to
remove the halo acids produced. In accordance with
40CFR165, follow recommendations for the disposal of
pesticides and pesticide containers. Must be disposed properly by following package label directions or by contacting
your local or federal environmental control agency, or by
contacting your regional EPA office. Consult with environmental regulatory agencies for guidance on
acceptable disposal practices. Generators of waste containing this contaminant (≧100 kg/mo) must conform with
EPA regulations governing storage, transportation, treatment, and waste disposal.
trans-1,3-ジクロロプロペン 上流と下流の製品情報
原材料
準備製品