CAS 1918-18-9 MFCD00018142-Swep (3,4-二氯苯基)氨基甲酸甲酯 TAO{mole}

Swep (3,4-二氯苯基)氨基甲酸甲酯

CAS 1918-18-9 MFCD00018142

化学结构图

SMILES: COC(=O)Nc1ccc(Cl)c(Cl)c1

化学属性

Mol. Formula	C8H7Cl2NO2
Mol. Weight	220.05
Density	1.44
Melting Point	112-114 °C
Appearance	纯品为白色结晶固体。m.p.112～114℃。常温下溶解度：丙酮46%、二甲基甲酰胺64%、二异丁酮19.2%、异佛尔酮33.5%，还可溶于二甲苯，不溶于水、煤油、氯仿。对酸、碱、热稳定，在土壤中易分解。原药为褐色结晶，m.p.95～102℃。
Boiling Point	252.3±30.0 °C at 760 mmHg

别名和识别编码

Chemical Name	Swep
Synonym	Methyl (3,4-dichlorophenyl)carbamate {LY} Methyl (3,4-dichlorophenyl)carbamate {} {LY} Methyl (3,4-dichlorophenyl)carbamate {} {} {LY} Methyl (3,4-dichlorophenyl)carbamate {} {} {} {LY} Methyl (3,4-dichlorophenyl)carbamate {} {} {} {} {LY} Methyl (3,4-dichlorophenyl)carbamate {} {} {} {} {} {LY} Methyl (3,4-dichlorophenyl)carbamate {} {} {} {} {} {} {LY} Methyl (3,4-dichlorophenyl)carbamate {} {} {} {} {} {} {} {LY} Methyl (3,4-dichlorophenyl)carbamate {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Methyl (3,4-dichlorophenyl)carbamate {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Methyl (3,4-dichlorophenyl)carbamate {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Methyl (3,4-dichlorophenyl)carbamate {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {LY} Methyl (3,4-dichlorophenyl)carbamate {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Methyl (3,4-dichlorophenyl)carbamate {} {}
MDL Number	MFCD00018142
PubChem Substance ID	24869216
Beilstein Registry Number	2805600
CAS Number	1918-18-9
Chemical Name Translation	(3,4-二氯苯基)氨基甲酸甲酯
Wiswesser Line Notation	GR BG DMVO1
Canonical SMILES	COC(NC1=CC(Cl)=C(Cl)C=C1)=O

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产品应用

可在芽前芽后使用，在水稻和大粒种子豆科植物中防除一年生杂草

安全信息

RTECSFD8750000

GHS Symbol

WGK Germany1

Hazard statements

H302 Harmful if swallowed 吞食有害

Hazard Codes Xn

Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves

Signal word Warning

Risk Statements

R22 Harmful if swallowed 吞咽有害

Storage condition 0-6°C

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 522 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   GUCHAZ Guide to the Chemicals Used in Crop Protection.  (Information Canada,
   171 Slater St., Ottawa, Ont., Canada)  Volume(issue)/page/year: 6,477,1973

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 2480 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   WRPCA2 World Review of Pest Control.  (London, UK)  V.1-10, 1962-71.
   Discontinued.  Volume(issue)/page/year: 9,119,1970

其他信息

储运特性:库房通风低温干燥; 与食品原料分开储运
方法一:制备方法一以苯为溶剂，3，4-二氯苯胺与氯甲酸甲酯反应制得灭草灵。制备方法二 3,4-二氯苯基异氰酸酯与甲醇加成制得灭草灵。
类别:农药
毒性分级:中毒
Sigma Aldrich:1918-18-9(sigmaaldrich)
上游原料:氯甲酸甲酯 --> 3,4-二氯苯胺 --> 3,4-二氯苯异氰酸酯
用途一:选择性除草剂。具有内吸兼有触杀作用。芽前或芽后早期使用，土壤中持效期2～8周，旱田4周。主要用于水稻、玉米、小麦、大豆、甜菜、花生、棉花等作物田，防除一年生禾本科杂草及某些阔叶杂草，如稗草、马唐、看麦娘、狗尾草、三棱草及藜、车前草等。用量37.5～56.3g有效成分/100m 2 ，本剂在日均气温低于18℃时使用易发生药害，且药效较低。
急性毒性:口服- 大鼠 LD50: 522 毫克/公斤
不溶于水，易溶于有机溶剂
可燃性危险特性:燃烧产生有毒氮氧化物和氯化物气体
MOL 文件:1918-18-9.mol
灭火剂:干粉、泡沫、砂土
毒性:大鼠急性经口LD 50 550mg/kg，兔急性经皮LD 50 >2480mg/kg。对皮肤和眼睛无刺激作用。对鱼低毒。